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MediLog vs Diaguard: catalog facts
MediLog	Diaguard
Free Free and open source under the GPL-3.0 licence.	Free Free, ad-free and open source under the GPL-3.0.
Android	Android
Tracks many vital signs in one app Charts with trends and thresholds	Tracks many measurements beyond blood sugar PDF and CSV export for sharing with a doctor
Android only Data entry is manual	Android only Manual entry rather than automatic sensor import
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: GPL-3.0-or-later
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 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.