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QuickNotes vs Open Notes: catalog facts
QuickNotes	Open Notes
Free Free and open source under Apache-2.0.	Free Free and open source under GPL-3.0-only.
Android	Android
Searches notes by title, content, and tags Offers tag filters and scheduled reminders	Markdown formatting and image support Reminders and home screen widgets
AI tagging requires an OpenAI API key and internet access	Android only
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: GPL-3.0-only
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 8, 2026

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