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Compare allApp info
- Installs
- 100,000+
- Category
- Books & Reference
- Content rating
- Everyone
- Version
- 20260426
- Released
- Dec 24, 2016
- Last updated
- 29 Apr 2026
- In-app purchases
- No
- Contains ads
- Yes
- Promo video
- No
- Requires Android
- 8.0
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* Introducing 5 new Dictionary plugins - Oxford, Collins, Merriam-Webster, Dictionary.com and Thesaurus.com * New: Backup and restore Lookup data directly from Settings using file export/import. * Bugfix: Theme handling is more stable and prevents Settings from freezing with legacy values. * Improvement: Dictionary order handling is more reliable across updates. Community: Updated the Lookup community link to Discord.
Look up words from any app, compare dictionaries, and save words to learn.
Look up words instantly without breaking your reading flow. Miss the built-in Look Up experience from iPhone? Switching from iOS to Android? Look Up helps you feel right at home with fast pop-up word lookup from selected or shared text, so you can understand new words without jumping between apps. Built for readers, learners, and anyone who wants a faster way to understand and remember words. Look up words your way • Use the Lookup action from selected text • Share words or phrases directly to Look Up • Open a full word view with definitions from multiple sources • Fast search with predictive suggestions Compare definitions across multiple dictionaries Look Up supports offline and online dictionary sources, including: • WordNet offline dictionary • Urban Dictionary • Google • Wikipedia • Vocabulary.com • Cambridge • Merriam-Webster • Oxford Learner’s Dictionary • Collins • Dictionary.com • Thesaurus.com Offline language support Use supported offline dictionaries for: • English • Italian • Spanish • German • Portuguese • French • Russian Built for learning, not just lookup • Save favorite words • View recent lookups • Add personal notes to words • Get a Word of the Day • Send words to Anki as flashcards • Hear words spoken aloud Make it yours • Choose which dictionaries to use • Reorder dictionary tabs your way • Adjust popup height and text size • Use themes and timed dark mode • Haptic feedback support Keep your data safe • Backup and restore your data • Import and export locally • Google Drive sync support Great for • Readers switching from iPhone to Android • Book lovers and vocabulary builders • Quick dictionary access across apps • Saving words to review later Integrations • Moon+ Reader dictionary support • Anki flashcard support