Libellus Potionis
Take Control of Your Well-being
• Libellus Potionis is more than just a tracker; it is a commitment to a more mindful lifestyle.
• Designed for those who value both their health and their digital sovereignty, this free, open-source tool empowers you to monitor your alcohol consumption with absolute privacy and precision.
Mindful Tracking and Insights
• Build a personalized catalog of beverages or choose from international presets for instant logging.
• Record drinks in the moment or retroactively with precise timestamp adjustments.
• Gain immediate clarity on your status with live Blood Alcohol Concentration (BAC) estimates tailored to your body weight.
Personalized Boundaries
• Define your own path to moderation by setting simultaneous limits for daily intake, weekly totals, and the number of drinking days per week.
• Visualize your progress through intuitive markers that keep your goals front and center.
• Adjust the "day start" time to reflect your actual lifestyle, ensuring late-night entries are attributed to the correct evening.
Uncompromising Privacy
• Experience total peace of mind with a platform that operates entirely offline and requires no access to your camera, microphone, or location.
• Keep your data truly yours; your information never leaves your device and is protected by Android’s encryption and an optional biometric lock.
• Enjoy a focused environment free from advertisements, hidden analytics, or intrusive cloud synchronization.
Data Portability and Professionalism
• Transform your habits into professional insights by generating comprehensive PDF reports for counseling or medical consultations.
• Maintain full ownership of your history by exporting datasets to CSV or JSON formats for personal analysis and secure backups.
• Trust in a transparent, community-driven project released under the GNU General Public License, ensuring the software remains free and ethical forever.
Compatibility
• Available for Android 11 and newer, featuring an independent language selector to suit your preference regardless of system settings.
FAQ
Q: Is my personal information and drinking history kept private when using this app?
A: Absolutely, as privacy is a cornerstone of this application. Libellus Potionis operates completely offline, meaning your data never leaves your device, and it is protected by Android’s encryption alongside an optional biometric lock of your choice. There are absolutely no advertisements, hidden trackers, analytics, or cloud syncing to compromise your digital sovereignty.
Q: What permissions does Libellus Potionis require on my phone?
A: You will be pleased to know that the app requires no invasive permissions whatsoever to protect your peace of mind. It does not look for access to your camera, microphone, or location services, ensuring that your daily life and whereabouts remain entirely private while you focus on your well-being.
Q: How does the Blood Alcohol Concentration (BAC) estimator calculate my levels?
A: The app provides live Blood Alcohol Concentration estimates that are tailored directly to your body weight. As you log your drinks, the calculator estimates your current status to give you immediate clarity, though it is always best to remember this is a guide and not a replacement for professional safety devices or medical advice.
Version History
v0.84.0——12 Aug 2026
Track alcohol consumption with Libellus Potionis, a private open-source BAC estimator. Set goals, monitor health habits, and secure your data. Download the latest version of Libellus Potionis to enjoy new features and updates immediately!
*0.84.0
Minor bug fixes and improvements. Install or update to the newest version to check it out!
*0.83.0
Minor bug fixes and improvements. Install or update to the newest version to check it out!
*0.81.0
Minor bug fixes and improvements. Install or update to the newest version to check it out!
