1 item
Double-click any word to translate, learn, and master it. Your vocabulary on autopilot. Double-click any word to translate it. Mastery remembers it and makes sure you never forget. You already browse in English. Now your browsing builds your vocabulary. Double-click any word to instantly translate it. Mastery captures every word you look up and feeds it into a spaced repetition system that trains you in 3 minutes a day. Stop looking up the same words. Stop forgetting what you translated yesterday. Works with the Mastery iOS and Android app. Free for beta testers. - Instant translation on any webpage - Every lookup saved automatically - Smart practice via the Mastery app - No manual flashcard creation - Works on any website
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.