Compare software

Notes Tech vs Tuisku: catalog facts
Notes Tech	Tuisku
Free Free and open source under the Apache-2.0 licence.	Free Free and open source under GPL-3.0.
Android	Android
No internet permission and no account Encrypted database with per-folder vaults	Encrypts stored notes with ChaCha20 Can share notes as unencrypted text
Uninstalling the app permanently deletes all notes No sync between devices	Android 9.0 or newer Sharing a note sends it as unencrypted text
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: GPL-3.0
No account needed	Not stated if an account is 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 8, 2026

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