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Mini Diarium vs Lotti: catalog facts
Mini Diarium	Lotti
Free Free and open source under the MIT licence.	Free Free and open source under the GPL-3.0.
Windows, macOS, Linux	macOS, Linux, Android, iOS
AES-256-GCM encryption of every entry No network access or telemetry	End-to-end encrypted sync between your own devices AI suggestions require your approval
No sync between devices Name change announced, so the branding will shift	AI agent workflow may be more than a simple journal user needs Cloud AI features depend on external model providers
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0-only
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 1, 2026	Official website Full listing and sources Checked October 1, 2026

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