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Midnight vs Penzu: catalog facts
Midnight	Penzu
Free Free with no ads or in-app purchases, open source under GPL-3.0.	Free Free to start, with unlimited entries at no cost.
Android	Android, iOS, Web
Quick entry with a deliberately simple interface Tagging to organize entries	Unlimited entries on the free plan Encryption and per-entry or per-journal locking
Small, young project with few contributors Android only	Journals are stored on Penzu's service rather than in files you own Built for journaling, not general note-taking
Downloadable app	Downloadable app, Web application, Hosted service
Open source	Closed source
License: GPL-3.0-only	License not stated
Not stated if an account is needed	Account needed
Not stated if it 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.