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Daylio vs Mood Cairns: catalog facts
Daylio	Mood Cairns
Freemium Free to download; pricing details are not stated on the homepage.	Free Free and open source under GPL-3.0-only.
Android	Android
Two-tap daily entries with no writing required Mood and activity correlation statistics	Custom scales, tags, and reminder windows Charts for reviewing trends over time
Pricing not stated on the homepage Mood scale is simple unless you customise it	Backup syncing is handled by another app
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0-only
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 8, 2026

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