Mate Translate is a popular translation extension for browsers and mobile devices that offers translations in 103 languages.
Free with in-app purchases
Best Firefox Translations Alternatives ranked by AI · updated Aug 2026
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Firefox Translations is Mozilla's built-in webpage translation feature for Firefox. It is designed for users who want local, privacy-oriented translation without routinely sending page content to a cloud service.
Top 6 Firefox Translations alternatives
ImTranslator is a popular online translation service that provides text and web page translation along with various language tools.
S3.Translator is a Firefox extension for translating webpages, selected text, and other browser content. It is aimed at users who need quick...
Pros
- Translates webpages and selected text directly in Firefox
- Offers more browser-focused controls than standalone translation websites
- Supports multiple translation engines and language pairs
Cons
- Firefox-focused and less convenient across other browsers than web-based tools
- Translation quality depends on the selected external service
- Interface and maintenance are less polished than major commercial alternatives
Google Translate is a free neural machine translation service provided by Google.
Pros
- Wide language support
- Good quality translations
Cons
- Privacy concerns
- Limited control over translation rules
5
DeepL is an AI-powered translation tool known for its high accuracy and ability to produce natural-sounding translations.
Pros
- Highly accurate translations
- Good for translating longer texts
Cons
- Limited language support in the free version
- Premium plans can be expensive
Free and Premium plans available
6
TransOver
TransOver
TransOver is a browser extension that translates selected words and phrases by hovering over them or selecting text. It is aimed at...
Pros
- Faster for single-word lookups than opening S3.Translator's full interface
- Provides inline translation while reading webpages
- Lightweight and focused on quick browser interactions
Cons
- Less capable for full-page and document translation than Google Translate
- Provides fewer customization and translation-engine controls than ImTranslator
- Hover-based behavior may be distracting on dense webpages
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