
Microsoft Translator - Detailed Review
Speech Tools

Microsoft Translator - Product Overview
Microsoft Translator Overview
Microsoft Translator is a powerful, cloud-based neural machine translation service that plays a crucial role in the Speech Tools and AI-driven product category. Here’s a brief overview of its primary function, target audience, and key features:
Primary Function
Microsoft Translator is an automatic (machine) translation system that translates text, speech, and other content from one language to another. It leverages advanced machine learning and neural machine translation techniques to provide accurate and context-aware translations.
Target Audience
This service is versatile and caters to a wide range of users, including:
- Individuals: For personal use, users can download the free Translator app for mobile devices or use the web-based interface to translate text, speech, and images in real-time.
- Businesses: It is particularly useful for businesses with global operations or a diverse customer base, helping to enhance communication, collaboration, and localization efforts.
- Educational Institutions: It supports educational needs by providing translation services that can be integrated into various educational tools and platforms.
Key Features
- Language Support: Microsoft Translator supports 50 languages, covering over 95% of the world’s GDP, and new languages are regularly added.
- Text and Speech Translation: It can translate text and speech in real-time, allowing for dynamic communication across different languages.
- Custom Translator: This feature enables the creation of customized models for domain- and industry-specific language, terminology, and style.
- Document Translation: The service offers both synchronous single file translation and asynchronous batch translation, preserving the structure and format of the original documents.
- Integration: Microsoft Translator can be integrated into various applications, websites, and tools using REST APIs, SDKs, and other development options like AJAX, HTTP, SOAP, OData, and the Translator Web Widget.
- Cross-Platform Compatibility: It can be used in web or client applications on any hardware platform and with any operating system.
- Free Usage: A full-featured subscription with 2 million characters per month is available at no cost, and it is also included at no additional cost within several Microsoft products like Office, SharePoint, Yammer, Visual Studio, and Skype.
Overall, Microsoft Translator is a comprehensive solution that facilitates multilingual communication and content translation, making it an essential tool for both personal and business use.

Microsoft Translator - User Interface and Experience
User Interface
Microsoft Translator features a minimalistic and intuitive design, both on its web app and mobile applications. The interface is easy to use, allowing users to quickly add source text and select the target language without any confusion.
Key Features
- Text-to-Speech and Speech Translation: The interface includes features like text-to-speech and speech translation, which enhance the user experience by allowing users to hear translations and engage in real-time conversations.
- Custom Edits: Users can suggest custom edits to the translations, which helps in refining the accuracy of the translations.
- Camera Translation: Microsoft Translator offers a camera translation feature that allows users to point their device’s camera at printed text, signs, or documents, and the app overlays the translated text on the screen in real-time.
- Conversation Mode: The app supports real-time multi-person conversations, which is particularly useful for both personal and professional communication.
Ease of Use
The interface is highly intuitive, making it easy for even novice users to navigate and use effectively. The app’s simplicity ensures that users can quickly find and use the features they need without much hassle.
Overall User Experience
The overall user experience is enhanced by the app’s ability to handle various translation tasks seamlessly. For example, users can translate text, speech, and even engage in real-time conversations. The split-screen mode, although sometimes problematic, is a useful feature for face-to-face conversations where both parties can see the translations on their respective screens.
Accessibility
Microsoft Translator also includes accessibility enhancements such as text-to-speech and speech-to-text features, making it accessible for users with disabilities.
Updates and Improvements
Recent updates have addressed user feedback, such as the addition of the ability to delete translation history and improvements to the split-screen mode. These updates reflect the ongoing effort to enhance the user experience and address any issues that arise.
Conclusion
In summary, Microsoft Translator offers a user-friendly interface with a range of useful features that make it easy to use and effective for various translation needs.

Microsoft Translator - Key Features and Functionality
Microsoft Translator Pro Features
Microsoft Translator, particularly in its Pro version and other related services, offers a range of key features and functionalities that leverage AI to facilitate efficient and accurate translation. Here are the main features and how they work:
Real-Time Speech-to-Speech Translation
Microsoft Translator Pro enables real-time speech-to-speech translation, allowing individuals speaking different languages to communicate seamlessly. This feature uses AI-powered neural machine translation (NMT) to capture the context of full sentences and provide high-quality, human-sounding translations.
Unified Efficient Experience
The app combines transcription and translation, allowing users to view or hear both simultaneously on a single device. This unified experience ensures smooth and efficient conversations by providing both the original speech and the translated text or audio in real-time.
Offline Usage Capability
Microsoft Translator Pro offers offline usage capability through downloadable AI-powered offline language packs. These packs allow the app to perform speech-to-speech translations even without an internet connection, though this is limited to certain languages. This feature is particularly useful for maintaining productivity in areas with poor internet connectivity.
Customized Phrasebook
Administrators can upload a list of commonly used phrases specific to their organization. These phrases can be quickly accessed and translated during conversations, ensuring efficient and accurate communication. This feature is especially beneficial for organizations with specific terminology or jargon.
International Availability and US Government Cloud Support
The app is available in selected countries outside the United States and can also be operated within the US Government cloud, making it accessible to a broader range of users, including government agencies.
Expanded Language Coverage
Microsoft Translator Pro supports a wide range of languages, especially when online. This expanded language coverage enhances the app’s usability for a broader range of users and ensures that more people can benefit from its translation services.
Full Administrator Control and Enterprise-Grade Security
Administrators have extensive control over the app’s deployment and usage within their organization. They can manage conversation history, audit trails, and diagnostic logs, and configure settings such as disabling history or exporting it to cloud storage. The app ensures enterprise-grade security, protecting conversational data within the Azure tenant and preventing access by Microsoft or third parties.
Neural Machine Translation (NMT)
The Translator service uses modern NMT as the default for all supported languages. NMT better captures the context of full sentences before translating them, providing higher quality and more human-sounding translations compared to traditional statistical machine translation (SMT) technology.
Multi-Language Translation and Language Detection
The Translator API allows translating text into multiple languages with a single request and automatically detects the language of the source content. This feature simplifies the translation process and ensures that the correct language is used for translation.
Transliteration and Bilingual Dictionary
The service includes transliteration, which converts words and sentences from one script into another, and a bilingual dictionary that provides alternative translations, examples of words in context, and translated sentences. These features help users choose the perfect translation and understand the context better.
Integration with Other Services
Microsoft Translator can be integrated into various applications, websites, and tools using industry-standard REST technology. This allows developers to build multilingual apps and workflows easily, and the service is compatible with platforms like UiPath for automation purposes.
These features collectively make Microsoft Translator a powerful tool for overcoming language barriers, enhancing communication, and improving productivity in both personal and enterprise settings.

Microsoft Translator - Performance and Accuracy
Performance and Accuracy of Microsoft Translator
When evaluating the performance and accuracy of Microsoft Translator, particularly in the context of its speech tools and AI-driven capabilities, here are some key points to consider:
Accuracy
Microsoft Translator’s machine translation service, powered by deep neural networks since November 2016, boasts an overall accuracy of around 80-90% for common language pairs. This is evaluated using the Bilingual Evaluation Understudy (BLEU) score, a standard method for assessing machine translation quality.
However, the accuracy can vary significantly depending on the language pair. For example, translations between a language and English tend to be more accurate than those between two non-English languages.
In a comparison with other translation services, Microsoft Translator ranked third behind DeepL and Google when translating Japanese emails into English, with 86 sentences rated as “Excellent” or “Good”.
Performance
The performance of Microsoft Translator is influenced by several factors:
- Response Time: The service typically responds quickly, with translations of text within 100 characters returning in 150-300 milliseconds. However, response times can vary based on the size of the request and the language pair involved.
- Concurrency: There are no limits on concurrent requests, which can be beneficial for high-volume translation needs.
- Character Limits: The free version of the Microsoft Translator API has a 50,000 character limit per request and a 2 million character limit per hour. Paid versions have higher limits, ranging from 40 million to 200 million characters per hour.
Limitations and Areas for Improvement
Despite its strengths, Microsoft Translator has some limitations:
- Speed Issues in Speech Translation: Some users have reported issues with the speech translation speed being too fast and unintelligible. However, this can often be resolved by adjusting the speech speed settings within the app.
- Character Limits and Batching: The character limits can be restrictive, especially for large texts. Users need to implement batching strategies to manage these limits effectively, which can add complexity to the translation process.
- Language Detection and Subtitle Modes: The camera-based language detection feature is less accurate, and certain languages do not support all subtitle modes.
- Operational Speed: Sometimes, the translator can operate very slowly, which may be due to various factors such as network conditions or the complexity of the translation task.
Best Practices
To optimize the performance of Microsoft Translator:
- Individual Requests: For high-volume translations, making individual requests for each target language rather than a single request for multiple languages can improve performance.
- Higher Commitment Tiers: Switching to higher commitment or volume tiers can help manage high translation volumes more efficiently.
By considering these points, users can better utilize Microsoft Translator and address any limitations they may encounter.

Microsoft Translator - Pricing and Plans
Pricing Structure of Microsoft Translator
The pricing structure of Microsoft Translator, particularly within the context of its AI-driven speech and text translation services, is outlined as follows:
Free Tier
Microsoft Translator offers a generous free tier for its API usage. You can translate up to 2 million characters per month at no cost. This is significantly more than what Google Translate offers, which is up to 500,000 characters per month.
Paid Plans
Once you exceed the free tier limit of 2 million characters, you will need to switch to a paid plan.
- Cost per Character: Microsoft Translator charges $10 per one million characters monthly, which is half the cost of Google Translate’s $20 per one million characters monthly.
Subscription Plans in Azure
Microsoft Translator is part of the Cognitive Services on Azure, and you can manage your subscription through the Azure portal.
- Free Subscription Plan: This plan allows up to 2 million characters per month. If you reach this limit, the service will stop until the next subscription month or until you switch to a paid plan.
- Pay As You Go (S1-S4 Tiers): These tiers are designed for high volumes of standard translation. The S1-S4 tiers offer discounts for users who require large volumes of standard translations each month. However, these tiers do not include discounts on custom translations.
- Custom Translation Tiers (C2-C4): These tiers are intended for users who perform high volumes of custom translations. They offer discounts on custom translation rates but not on standard translations. To get discounts on both standard and custom translations, you need to allocate both an S instance and a C instance.
Additional Features and Costs
- Speech Translation: Microsoft Speech service, which includes speech-to-speech and speech-to-text translation, offers 5 audio hours free per month. For more extensive use, you would need to upgrade to a paid plan.
- Document Translation: Microsoft Translator can translate entire documents, and while this is included in the character count for text translation, there are no additional costs for document translation per se.
Monitoring and Management
You can monitor your usage, view metrics, and set up Azure alerts for your Azure services through your user account on Azure. This helps in managing your subscription and costs effectively.
In summary, Microsoft Translator provides a free tier with a generous character limit, affordable paid plans, and various subscription tiers to cater to different translation needs, all managed through the Azure portal.

Microsoft Translator - Integration and Compatibility
Microsoft Translator Overview
Microsoft Translator, a part of the Azure AI services, integrates seamlessly with a variety of tools and platforms, making it a versatile and widely applicable translation solution.Integration with Microsoft Products
Microsoft Translator is deeply integrated with several Microsoft products. It is available within Microsoft Office applications, Outlook, Bing, Cortana, Microsoft Edge, SharePoint, Skype, and Yammer. This integration allows users to perform language translation and other language-related operations such as language detection, text-to-speech, and dictionary lookups directly from these familiar applications.Azure Services
As a part of the Microsoft Azure cloud platform, Microsoft Translator can be easily integrated with other Azure services. This enables developers to build more advanced applications that incorporate translation along with other AI and machine learning capabilities. The service benefits from the security, scalability, reliability, and nonstop availability that other Microsoft cloud services provide.Web and Client Applications
Microsoft Translator can be used in web or client applications on any hardware platform and with any operating system. Developers can leverage the REST-based API to send source text (or audio for speech translation) to the service and receive the translated text back. This flexibility makes it suitable for a wide range of applications and devices.Speech Translation
The speech translation feature of Microsoft Translator is integrated into various platforms, including Skype Translator, Skype meeting broadcasts, and the Microsoft Translator apps for Android and iOS. This allows for real-time speech-to-speech and speech-to-text translations, enhancing communication across different languages.Custom and Third-Party Integrations
Microsoft Translator offers a Custom Translator feature that allows users to create customized translation models. This can be particularly useful for specific industries or contexts where standard translation models may not suffice. Additionally, the API can be integrated with third-party services, such as help desk software like Deskpro, to provide multi-language support to customers globally.Cross-Platform Compatibility
The service is compatible with multiple devices and platforms, including desktops, laptops, smartphones, and tablets. The Microsoft Translator apps for Android and iOS ensure that users can access translation services on the go. The web-based API also allows for integration into various web applications, making it accessible across different devices and operating systems.Developer Tools and Resources
For developers, Microsoft Translator provides extensive documentation, example apps on GitHub, and a developer forum. This support helps in integrating the translation service into various applications, including interactive bots using the Microsoft Bot Framework. The service also offers a free trial and a free subscription plan with up to 2 million characters per month, making it accessible for testing and development purposes.Conclusion
In summary, Microsoft Translator’s integration capabilities and cross-platform compatibility make it a highly versatile tool for translation needs, whether within Microsoft’s ecosystem or in custom and third-party applications.
Microsoft Translator - Customer Support and Resources
Customer Support
For businesses using Microsoft Translator, customer support is enhanced through various channels:Multilingual Support
Microsoft Translator allows companies to provide customer support in multiple languages, which is crucial for a global customer base. This is achieved by integrating the Translator into online help files, knowledge bases, and customer-support forums, ensuring that customers can find solutions in their native language.24/7 Chat Support
By integrating Translator into existing chat-support tools, businesses can offer 24/7 support in multiple languages, making it more cost-effective and scalable than traditional methods.Phone Support
For situations requiring phone calls, Microsoft Speech can be integrated into the back-end infrastructure to enable end-to-end translation, facilitating communication in different languages.Additional Resources
Online Forums and Self-Service Support
Companies can leverage online and community forums to manage customer questions and support issues. This allows users to find answers through self-service, reducing the need for direct contact with customer-service agents.Custom Translator
Businesses can use Custom Translator to fine-tune translations for specific industries, jargon, or technologies, ensuring more accurate and relevant translations.Documentation and Code Samples
Microsoft provides extensive documentation and code samples for the Translator and Speech services. These resources help developers integrate translation capabilities into their applications, including speech-to-text and speech-to-speech translations.Contact Support
If users have questions or issues, they can contact the Microsoft Translator team directly. There is also a consumer feedback page and additional resources available online to answer commonly asked questions.Azure AI Services
For more advanced integration, Microsoft offers Azure AI services, including the Speech service, which provides detailed guides on how to translate speech from one language to text in another. This includes quickstart guides and how-to tutorials for setting up speech translation configurations. These resources and support options are designed to help businesses and developers effectively use Microsoft Translator’s AI-driven speech tools to enhance their customer support capabilities.
Microsoft Translator - Pros and Cons
Advantages of Microsoft Translator
Integration and Accessibility
Microsoft Translator is seamlessly integrated into various Microsoft products such as Office, SharePoint, Skype, and Yammer, making it convenient to use without switching between applications.
Wide Language Support
The tool supports a broad range of languages and dialects, including both common and less common language pairs. This makes it a valuable tool for travelers, businesses, and language enthusiasts.
Real-Time Speech Translation
Microsoft Translator offers real-time speech translation, allowing for immediate communication across different languages. This feature is particularly useful for conversations, whether through Skype, the Microsoft Translator app, or other integrated services.
Text to Speech and Speech to Text
The tool provides both text-to-speech and speech-to-text capabilities, enhancing its usability in various scenarios such as translating street signs, menus, or engaging in conversations with a taxi driver.
Cross-Cultural Communication
Microsoft Translator helps break down language barriers, facilitating communication between people from different cultural backgrounds. Its intuitive interface and extensive language support make it an indispensable tool for global interactions.
Disadvantages of Microsoft Translator
Translation Quality
One of the significant drawbacks is the variable quality of translations. While it performs well for simple sentences and common language pairs, it often struggles with complex or nuanced phrases, idiomatic expressions, and cultural nuances. In some cases, even simple sentences can be mistranslated.
Offline Availability
Microsoft Translator is not available for offline use, which can be a limitation in areas with poor internet connectivity.
Comparison to Competitors
In comparison to other translation tools like Google Translate, DeepL, and SYSTRAN, Microsoft Translator tends to make more mistakes and produce less natural-sounding translations. This makes it less suitable for professional contexts where high accuracy is crucial.
Less Common Languages
The translation quality can be inconsistent for less common language pairs, which may not have as much data to support accurate translations.
Overall, while Microsoft Translator is a powerful and versatile tool with many practical applications, its limitations in translation quality and offline availability need to be considered, especially in situations where precision is critical.

Microsoft Translator - Comparison with Competitors
When Comparing Microsoft Translator with Other AI-Driven Speech and Translation Tools
Language Support and Translation Capabilities
Microsoft Translator supports over 70 languages, which is slightly less than Google Translate’s support for over 130 languages.
- Google Translate has a broader language support, including many rare languages, but Microsoft Translator’s language support is still extensive and covers a wide range of commonly used languages.
- DeepL Translator, another competitor, is known for its high-quality translations, especially in European languages, but it supports fewer languages compared to both Microsoft and Google Translate.
User Interface and Features
- Microsoft Translator boasts a professional interface with a split-screen mode for real-time conversation translation, which is particularly useful in meetings or multilingual gatherings. This feature is unique and highly beneficial for professional and enterprise users.
- Google Translate has a more user-friendly and intuitive interface, making it ideal for casual users. It includes features like handwriting input and a camera tool for instant image translation.
Integrations
- Microsoft Translator integrates seamlessly with Microsoft products such as Office, Teams, and Azure Cognitive Services. This integration is a significant advantage for professional and enterprise environments, providing strong collaboration and document translation capabilities.
- Google Translate integrates well with the Google ecosystem, including Chrome, Docs, and Gmail, which is beneficial for users already within the Google environment.
Document Translation
- Microsoft Translator excels in document translation, especially with better preservation of original formatting, which is crucial for professional documents. This makes it a preferred choice for translating Office files and other formatted documents.
- Google Translate also offers document translation but often loses formatting during the process, which can be a drawback for users needing to maintain document integrity.
Offline Capabilities
- Both Microsoft Translator and Google Translate offer offline language packs for a limited number of languages, allowing users to translate text without an internet connection. However, Microsoft Translator’s offline support is more limited compared to Google Translate.
Enterprise and Professional Use
- Microsoft Translator is strongly focused on enterprise-level integrations and support, making it a top choice for professional environments. It offers features like real-time conversation translation and better document formatting preservation, which are essential for business use.
In summary, Microsoft Translator stands out for its strong integration with Microsoft products, its real-time conversation translation feature, and its ability to preserve document formatting. While Google Translate offers broader language support and a more intuitive interface, Microsoft Translator is particularly suited for professional and enterprise users due to its specialized features and integrations. If you are looking for high-quality translations in European languages, DeepL Translator might also be a viable alternative, though it supports fewer languages overall.

Microsoft Translator - Frequently Asked Questions
Frequently Asked Questions about Microsoft Translator
What languages does Microsoft Translator support?
Microsoft Translator supports text translation between a wide range of languages and dialects. For the most current list, you can refer to the language lists provided in the Microsoft Translator documentation, which include both text and speech translation languages.Can I use Microsoft Translator for free or test it before I buy a monthly subscription?
Yes, you can use Microsoft Translator for free or test it before committing to a paid subscription. Microsoft offers a free subscription plan in the Azure portal, which allows up to 2 million characters per month. Additionally, new Azure portal users can sign up for a free 30-day Azure Account with a $200 USD credit to use towards any Azure service, including Microsoft Translator.How do I calculate the monthly volume for Microsoft Translator?
The monthly volume is calculated based on the number of characters in the input text. Every Unicode code point, including spaces, tabs, and markup, counts as a character. To estimate your monthly volume, you multiply the total characters to translate by the number of languages you want to translate into. For example, if you have 6,000 characters and you want to translate them into three languages, you would need 18,000 characters.Is my data private and secure when using Microsoft Translator?
Microsoft takes data privacy and security seriously. You can read the confidentiality documentation and Microsoft’s corporate privacy statement to understand how your data is handled and protected.Can I replace human translators with Microsoft Translator?
No, Microsoft Translator is not meant to replace human translators entirely. It is best used where the quality-level requirement is not as stringent, such as for large volumes of content, user-generated content, or situations where budget and turnaround time are critical. However, it can be used as a first pass to improve productivity by up to 50% before human translation.How do I get my language supported by Microsoft Translator?
To add a new language, Microsoft needs a significant amount of high-quality translations, typically over 1 million words of the same text in two languages. For speech recognition, hundreds of hours of recorded audio and associated transcriptions are required. You can stay updated on new language additions through Microsoft’s blog, Facebook, or Twitter.Can Microsoft Translator be used with interactive bots?
Yes, Microsoft Translator can be used with the Microsoft Bot Framework to create interactive multilingual bots. This can facilitate activities such as international customer support and internal readiness. You can find code samples and more information on GitHub and the Bot Framework website.What happens if I reach the limit of the free subscription plan?
If you reach the 2 million character limit during a subscription month, the Translator service will stop until the beginning of the next subscription month or when you switch to a paid plan. There are no rollovers, credits, or refunds for unused characters.How does Microsoft Translator pricing compare to Google Translate?
Microsoft Translator offers more generous free tier offerings and lower pricing compared to Google Translate. Microsoft Translator allows up to 2 million characters per month for free, while Google Translate limits it to 500,000 characters. Additionally, Microsoft Translator charges $10 per million characters after the free limit, whereas Google Translate charges $20 per million characters.Can Microsoft Translator be used in China?
Yes, Microsoft Translator is available in China through Azure.cn. However, there are some differences, such as the lack of customization options, different API endpoints, and no multi-service subscriptions.How do I switch from the free subscription plan to a paid plan?
If you switch from the free Translator subscription tier to a paid tier, you will be billed starting with the first character after you switch. You do not get to use up the remaining free characters before being charged.
Microsoft Translator - Conclusion and Recommendation
Final Assessment of Microsoft Translator
Microsoft Translator, particularly the Microsoft Translator Pro version, stands out as a powerful tool in the Speech Tools AI-driven product category, especially for enterprises and organizations with global operations or diverse client bases.Key Features and Benefits
Speech-to-Speech Translation
Microsoft Translator Pro offers real-time speech-to-speech translation, enabling seamless communication between individuals speaking different languages. This feature is crucial for breaking language barriers in various settings, such as business meetings, customer service interactions, and everyday conversations.
Unified Experience
The app allows users to view or hear both transcription and translation simultaneously on a single device, ensuring smooth and efficient conversations.
Offline Usage
The app can perform speech-to-speech translation without an internet connection in limited languages, which is beneficial for maintaining productivity in areas with poor internet connectivity.
Customized Phrasebook
Administrators can upload a list of commonly used phrases specific to their organization, which can be quickly accessed and translated during conversations, enhancing communication efficiency and accuracy.
Full Administrator Control
Enterprise IT administrators have extensive control over the app’s deployment and usage, including managing conversation history, audit trails, and diagnostic logs. This ensures that the app is used securely and in compliance with organizational policies.
Enterprise-Grade Security
Microsoft Translator Pro ensures high translation quality paired with robust security features, protecting organizational conversational data within the Azure tenant.
Who Would Benefit Most
Microsoft Translator Pro is particularly beneficial for:Enterprises
Companies with global operations or a diverse workforce can use this tool to facilitate communication across different languages, enhancing collaboration and customer service.
Businesses with International Clients
Organizations that interact with clients speaking various languages can use the real-time translation features to improve communication and customer satisfaction.
Travel and Hospitality
Industries like hotels, airlines, and travel agencies can use Microsoft Translator Pro to communicate effectively with international customers.
Educational Institutions
Schools and universities with international students or faculty can benefit from this tool to facilitate multilingual communication.