ReadLingo by KSTR
Learn languages while you browse. Translate words, generate sentences with AI, organize decks of cards, and review with spaced repetition.
Extension Metadata
About this extension
ReadLingo turns your everyday browsing into language practice. Select any word
on a webpage, see its translation instantly, and save it as a flashcard to
review later with spaced repetition.
HOW IT WORKS
1. Select any word on a webpage and right-click → ReadLingo: Translate
2. See the translation, IPA pronunciation, and example sentences
3. Save the word as a flashcard with one click
4. Review with spaced repetition to memorize long-term
FREE FEATURES
• Instant word translation (100+ languages)
• Save unlimited words as flashcards
• Spaced repetition review system (SM-2 algorithm, like Anki)
• IPA phonetic transcription
• Text-to-speech pronunciation
• Highlight saved words on webpages
• Color-coded decks per language
• Import and export CSV
• Dark and light themes
• Interface in 16 languages
PREMIUM FEATURES ($3/month)
• AI-powered example sentences (contextual, natural usage)
• Custom color-coded decks
• Export to Anki format
• Cloud sync across devices
• Advanced SRS settings
• Priority support
SUPPORTED LANGUAGES
English, Spanish, French, German, Italian, Japanese, Korean, Chinese, Russian,
Arabic, Hindi, Turkish, Polish, Dutch, Swedish, Portuguese, and 100+ more for
translation.
INTERFACE LANGUAGES
English, Português, Español, Français, Deutsch, Italiano, 日本語, 한국어,
中文, Русский, العربية, हिन्दी, Türkçe, Polski, Nederlands, Svenska
PRIVACY
ReadLingo does not collect your browsing history. Only the words you choose to
save are stored. Your data stays in your browser (local storage) unless you
enable cloud sync with a premium account.
Learn more: https://readlingo.app/privacy
SUPPORT
Contact: contact@readlingo.app
Website: https://readlingo.app
on a webpage, see its translation instantly, and save it as a flashcard to
review later with spaced repetition.
HOW IT WORKS
1. Select any word on a webpage and right-click → ReadLingo: Translate
2. See the translation, IPA pronunciation, and example sentences
3. Save the word as a flashcard with one click
4. Review with spaced repetition to memorize long-term
FREE FEATURES
• Instant word translation (100+ languages)
• Save unlimited words as flashcards
• Spaced repetition review system (SM-2 algorithm, like Anki)
• IPA phonetic transcription
• Text-to-speech pronunciation
• Highlight saved words on webpages
• Color-coded decks per language
• Import and export CSV
• Dark and light themes
• Interface in 16 languages
PREMIUM FEATURES ($3/month)
• AI-powered example sentences (contextual, natural usage)
• Custom color-coded decks
• Export to Anki format
• Cloud sync across devices
• Advanced SRS settings
• Priority support
SUPPORTED LANGUAGES
English, Spanish, French, German, Italian, Japanese, Korean, Chinese, Russian,
Arabic, Hindi, Turkish, Polish, Dutch, Swedish, Portuguese, and 100+ more for
translation.
INTERFACE LANGUAGES
English, Português, Español, Français, Deutsch, Italiano, 日本語, 한국어,
中文, Русский, العربية, हिन्दी, Türkçe, Polski, Nederlands, Svenska
PRIVACY
ReadLingo does not collect your browsing history. Only the words you choose to
save are stored. Your data stays in your browser (local storage) unless you
enable cloud sync with a premium account.
Learn more: https://readlingo.app/privacy
SUPPORT
Contact: contact@readlingo.app
Website: https://readlingo.app
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Permissions and data
Required permissions:
- Access your data for api.readlingo.app
Optional permissions:
- Access your data for api.readlingo.app
Required data collection, according to the developer:
- Personally identifying information
- Website content
More information
- Add-on Links
- Version
- 1.0.4
- Size
- 493.5 KB
- Last updated
- 9 days ago (Apr 27, 2026)
- Related Categories
- License
- All Rights Reserved
- Version History
- Add to collection