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Aard 2 vs QuickDic: catalog facts
Aard 2	QuickDic
Free Free and open source under the GPL-3.0.	Free Free and open source under the Apache-2.0 licence.
Android	Android
Offline Wikipedia and dictionary lookups Bookmarks and lookup history	Works fully offline after downloading dictionaries Many language pairs from Wiktionary data
Dictionary files must be downloaded separately Interface is plain	Android only Generating your own dictionaries is sparsely documented
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: Apache-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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