Compare software

Simple Notes Sync vs ImapNotes3: catalog facts
Simple Notes Sync	ImapNotes3
Free Free and open source under the AGPL 3.0 licence.	Free Free and open source under the GPL-3.0.
Android	Android
Works fully offline Sync to your own WebDAV server	Syncs through any IMAP mailbox you already have Notes stored as standard HTML emails
Android only Sync requires running your own server	Needs an email account with IMAP access Android only
Downloadable app	Downloadable app
Open source	Open source
License: AGPL-3.0-only	License: GPL-3.0
No account 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.