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freeDictionaryApp vs Notification Dictionary: catalog facts
freeDictionaryApp	Notification Dictionary
Free Free and open source under the GPL-3.0 licence.	Free Free and open source under the MIT license.
Android	Android
Definitions and example sentences for English words Wiktionary lookups from other languages into English	Works in any app that supports text selection Definitions appear without leaving the current app
Depends on external online dictionary APIs Wiktionary lookups are case-sensitive	Android only Depends on each app supporting text selection
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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