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Photok vs Stingle Photos: catalog facts
Photok	Stingle Photos
Free Free and open source under Apache-2.0.	Freemium 1 GB of storage is free; more space is available on paid plans.
Android	Android, iOS
AES-256 encryption of photos and videos Files stay on the device	End-to-end encryption including metadata Background backup and multi-device sync
Android only Losing the password can mean losing access to the files	Free tier limited to 1 GB Backup requires an account
Downloadable app	Downloadable app, Hosted service
Open source	Open source
License: Apache-2.0	License: GPL-3.0
Not stated if an account is needed	Account needed
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.