PromilMeter: BAC Tracker
Drink responsibly, stay aware
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About
You might know how many drinks you've had but do you really know your blood alcohol concentration? Promil Tracker uses science-backed Widmark formula calculations to show your estimated BAC in real time and help you stay aware of whether it's safe to drive.
Promil Tracker is an awareness tool. The information provided does not constitute medical advice. Always ensure you are below the legal limit before driving.
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What's New in PromilMeter
1.2
May 31, 2026
The app is now available in English as the primary language making PromilMeter accessible to a wider audience.