Compare software

NoteSR vs Tuisku: catalog facts
NoteSR	Tuisku
Free Free and open source under the MIT licence.	Free Free and open source under GPL-3.0.
Android	Android
AES-256 encryption for notes and attachments Fully offline with no account or tracking	Encrypts stored notes with ChaCha20 Can share notes as unencrypted text
No sync between devices Android only	Android 9.0 or newer Sharing a note sends it as unencrypted text
Downloadable app	Downloadable app
Open source	Open source
License: MIT	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.