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Google Keep vs ciphernotes: catalog facts
Google Keep	ciphernotes
Free Free to use with a Google account.	Free Open source under the AGPL-3.0; the research does not mention paid plans.
Web	Android, Self-hosted
Quick capture of notes and checklists Reminders built in	Notes are encrypted on the device before syncing Works offline with cloud sync
Requires a Google account Notes are stored on Google's servers	Small project with few users so far No tagged releases on GitHub
Web application, Hosted service	Downloadable app, Self-hosted, Hosted service
Closed source	Open source
License not stated	License: AGPL-3.0
Account needed	Not stated if an account is needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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