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Juggluco vs Diaguard: catalog facts
Juggluco	Diaguard
Free Available on Google Play and as a direct download, with no price mentioned.	Free Free, ad-free and open source under the GPL-3.0.
Android	Android
Works with sensors from many manufacturers Reads Libre 2 and 3 values over Bluetooth every minute	Tracks many measurements beyond blood sugar PDF and CSV export for sharing with a doctor
Android only Not the manufacturer's official app, so check its suitability for medical decisions yourself	Android only Manual entry rather than automatic sensor import
Downloadable app	Downloadable app
Open source	Open source
License not stated	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 1, 2026	Official website Full listing and sources Checked October 2, 2026

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