Compare the Top Free Computer Assisted Translation Software as of March 2026

What is Free Computer Assisted Translation Software?

Computer-Assisted Translation (CAT) software is designed to help translators improve their efficiency and accuracy by leveraging technology to assist with the translation process. CAT tools include features such as translation memory (TM), terminology management, and machine translation (MT) integration, which help translators by reusing previously translated content and ensuring consistent terminology across projects. CAT software also provides a collaborative environment where multiple translators can work on the same project simultaneously. These tools are commonly used in localization, legal, technical, and marketing translations to improve workflow and reduce the time required to complete translation projects. Compare and read user reviews of the best Free Computer Assisted Translation software currently available using the table below. This list is updated regularly.

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    Crowdin

    Crowdin

    Crowdin

    Crowdin, a localization management software powered by AI, facilitates the localization of diverse content such as websites, mobile apps, games, desktop and web applications, help centers, blogs, and email campaigns. With a repertoire of over 600 add-ons and integrations, the platform streamlines the localization process and supports over 100 file formats. Crowdin uses cutting-edge technology to simplify translation and localization tasks, providing easy-to-use solutions for seamless implementation. Crowdin supports more than 100 file formats, including but not limited to files for mobile, software, documents, subtitles, and graphic assets: .xml, .strings, .json, .html, .xliff, .csv, .php, .resx, .yaml, .xml, .strings and on. Continuous localization for all your content: ✓ Software ✓ Mobile Apps ✓ Websites ✓ Marketing content ✓ Help center ✓ Games Try Crowdin for free today Join thousands of people already making their products multilingual 🚀
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    Starting Price: $50.00/month
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  • 2
    Localazy

    Localazy

    Localazy

    Automated localization for your software products, apps, and content. Invite your team, start in minutes, and run translations on autopilot. 👨‍💻 For developers, Localazy is localization automation that actually works. Localazy's CLI is a first-class dev tool that integrates seamlessly with your existing CI/CD workflows and adapts to your needs. A wide range of supported file formats and 3rd-party plugins ensures compatibility with your tech stack. Localazy CDN and OTA updates deliver updated translations straight to your users without the need for rebuilds 👩‍💼 For product managers and team leads, Localazy provides complete visibility without the enterprise bloat. Track translation progress and manage multiple projects from one dashboard. Provide context to ensure consistency, eliminate duplicates, and solve conflicts easily. Use built-in machine translation solutions or order professional translations directly. Don't bother developers with each text change in any la
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    Starting Price: $39
  • 3
    Translate.com

    Translate.com

    Translate.com

    Professional translation scaled by technology and enhanced by human experts. Translate.com is a translation software for businesses and individuals, allowing them to translate files (PDF, Word, Excel, PowerPoint, text), localize customer support, and amplify multilingual apps and websites. Trusted by leading companies worldwide, Translate.com localization services help clients overcome global language and cultural barriers and move up in business growth worldwide. Services and tools 1) Human translation services for localization, professional document translation and more. 2) Translate.com Machine Translation software. 3) Zendesk Translation App for multilingual customer support. ✓ Machine translation & Human translation ✓ Automated translation sending. ✓ Translation Glossary & Translation Memory. 4) Translation API. 5) App and website localization in JSON file format.
  • 4
    Google Cloud Translation API
    Make your content and apps multilingual with fast, dynamic machine translation available in thousands of language pairs. The basic edition of the Translation API translates the texts of your website and your applications into more than 100 languages ​​instantly. The Advanced edition offers dynamic results just as quickly as the Basic edition, but also includes other customization features, which is very important when you use phrases or terms that are specific to specific areas and contexts. The pre-trained model of the Translation API supports over a hundred languages, from Afrikaans to Zulu. With AutoML Translation you can create custom models in more than fifty language pairs. Thanks to the Translation API glossary, the content you translate will remain true to your brand. You just have to indicate which vocabulary you want to give priority to and save the glossary file in your translation project.
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    Starting Price: Free (500k characters/month)
  • 5
    EasyTranslate

    EasyTranslate

    EasyTranslate

    EasyTranslate is a SaaS company offering translation management, cutting-edge generative AI and freelance translator/copy editor access - all on one software. Whether you’re looking to create content from scratch, translate your website, webshop, CMS or more - we have all the tools you need to succeed. Integrate with our many no-code plugins and automate your entire translation and content generation processes. Based on a customer-centric approach, we’re determined to find the perfect solution for any business wanting to go global. Our holistic software is used by hundreds of B2B customers around the globe, enabling them to emerge and upscale in international markets.
    Starting Price: €25/month
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    Crowdl.io

    Crowdl.io

    Crowdl.io

    Crowdl.io is a free translations manager with crowd translations features. Create a project, load your strings, and share your project's link with your translators. It can export to different formats, like JSON, Android and iOS.
    Starting Price: Free
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    Smartcat

    Smartcat

    Smartcat

    Smartcat is an all-in-one platform connecting businesses and translators into a continuous translation delivery loop by combining a collaborative workflow solution, a marketplace, and a network of translation professionals. Let your internal clients handle ad hoc translations without needing your assistance. AI Translation is artificial intelligent translation technology that uses neural network models and proprietary matching algorithms to produce high-quality translations (80%+ accuracy in almost every language). The technology also learns from your edits to deliver better results every time. Machine translation technology just transfers content from one language to another without learning from past experience or context. An AI translation solution takes the content type and the target language into account to deliver quality translations while also keeping the source file formatting intact.
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    Gridly

    Gridly

    Gridly

    Manage content at scale with a flexible spreadsheet structure evolving according to your needs. Localize from a single source of truth and launch translated content faster and error-free. Manage your string data within a familiar spreadsheet structure and synchronize it across your tech stack. Translate your source text into a pivot language and keep track of updates to go global confidently. Accelerate content updates, take command of multiple languages, and free your team from version chaos. Keep up with the increased pace of updates and tame various content types residing in separate silos. Mitigate delays, errors, and conflicts in your pipeline. Make confident content updates of your app, game, site, or store at speed with a centralized content management and localization platform. Handle high-volume localization projects in record time. Run agile localization workflows with clear statuses and leverage built-in localization features.
    Starting Price: €29 per month
  • 9
    memoQ

    memoQ

    Kilgray Translation Technologies

    memoQ is translation software. Save project setup clicks, and start a new project within a minute – or even automatically when the source changes. If the source document changes, memoQ reuses everything for you. It is ideal for agile document development. Easily monitor the progress, risks and costs of your translation projects. Involve customers, in-country reviewers or other translators easily in the translation review process. No matter if your text comes in Word, PDF or other file formats, memoQ extracts the text and replaces it. memoQ automatically offers identical or similar sentences previously translated, saving time for you. memoQ automatically checks recurring errors in numbers, terminology use, formatting, and other categories. Get fully productive immediately by reusing original language and translated documents.
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    Protemos

    Protemos

    Protemos

    Protemos is made for the translation business leaders who want their teams to be effective and believe that people’s job is to make decisions and to craft creative solutions, while machines should do the boring and repetitive part of work. It’s made for those who want to see the whole company in one picture, and safely shape its growth based on that clear vision. Protemos makes it possible by standardizing and automating the clients, vendors, projects, and finance management, both through features available and unmatched support practices. Easy to navigate, stable data handling, multiple useful options for small businesses dealing with international clients (currencies, etc.), basic project management tool, clear invoice list with what's coming at term what is overdue, clear project list, easy to manage. Protemos is great to accommodate freelancing work. Simple, efficient, easy to use.
    Starting Price: $50 per month
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