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Quick Lookup vs Janus Glossa: catalog facts
Quick Lookup	Janus Glossa
Free Free and open source under GPL-3.0-or-later.	Free Free and open source under Apache-2.0.
Linux	Android
Looks up words and phrases from Wiktionary Can open links within the app	Uses Wikipedia article matches for contextual translations Supports multiple source and target languages
Supports the English Wiktionary	Android app only
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: Apache-2.0
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 8, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.