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Akkhara vs Aard 2: catalog facts
Akkhara	Aard 2
Free Free to use, with optional donations through a tip jar.	Free Free and open source under the GPL-3.0.
Windows, Linux, Android, iOS	Android
Fuzzy search tolerates misspellings Searches inside definitions as well as headwords	Offline Wikipedia and dictionary lookups Bookmarks and lookup history
Licensed CC-BY-NC-ND, so not open source Little detail published about which languages and dictionaries are included	Dictionary files must be downloaded separately Interface is plain
Downloadable app	Downloadable app
Closed source	Open source
License: CC-BY-NC-ND-3.0	License: GPL-3.0
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

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