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Libellus PotionisAddictoLogs
Free

Free and open source under GPL-3.0-or-later.

 Free

Free and open source under the GNU General Public License v3 or later.

Android, iOS Android
  • Tracks daily and rolling weekly limits
  • Estimates blood alcohol concentration
  • Tracks several kinds of substance consumption
  • Shows consumption over time
  • Available for Android 11 or newer and iOS 17 or newer.
  • Blood alcohol concentration is estimated using the Widmark formula.
  • Currently available only in French
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0-or-later License: GPL-3.0-only
Not stated if an account is needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked October 8, 2026

Checked October 8, 2026

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