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Wolf Gallery vs Aves: catalog facts
Wolf Gallery	Aves
Free Free and open source under the GPL-3.0 licence.	Free Free and open source.
Android	Android
Every file stored encrypted in private app storage Works offline	Organizes media by album, tag, place and date Detailed metadata viewer for photos and videos
Android only Files live inside the app, so other galleries cannot see them	Android only No built-in cloud backup
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License: BSD-3-Clause
Not stated if an account is 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 1, 2026

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