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Aard 2 vs Wikipedia: catalog facts
Aard 2	Wikipedia
Free Free and open source under the GPL-3.0.	Free Free and ad-free; funded by donations to the Wikimedia Foundation.
Android	Android, iOS
Offline Wikipedia and dictionary lookups Bookmarks and lookup history	No ads and no cost Save articles for offline reading
Dictionary files must be downloaded separately Interface is plain	Saved articles must be chosen individually rather than downloading whole wikis
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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