It’s crucial to stay informed about your blood alcohol content (BAC) level, especially when deciding whether it’s safe to drive after consuming alcohol. While we’ve all heard the general guidelines about alcohol consumption, today’s smartphone era provides us with helpful tools to assess our sobriety more accurately. Here are some apps that can assist in determining your BAC level and making responsible driving decisions:

1. R-U-Buzzed BAC Calculator (Free): Developed by the Colorado Department of Transportation, this app considers your body weight and the duration and type of alcohol you’ve consumed. It’s tailored to Colorado’s BAC limit of 0.05%, regarded as “Driving While Ability Impaired.”
2. BreathalEyes ($1.99 – iPhone): Similar to a horizontal gaze field sobriety test, this app uses your iPhone’s camera to record your eye movements while keeping your head still. Any abnormal eye twitching or jerking can indicate heightened alcohol consumption. Using this app with a steady hand and in good lighting conditions is essential.
3. Intoxicheck ($0.99 – iPhone): Intoxicheck offers six self-administered tests for measuring intoxication levels. To establish an unimpaired baseline, you’ll need to perform these tests. At the same time, sober and then compare them to your post-alcohol consumption scores.
4. DrinkTracker ($1.99 – iPhone): Besides tracking your BAC and the number of drinks you’ve had, this app features a Breathalyzer simulator and an “Outta Here!” GPS feature that connects you with a taxi company or your contacts to arrange a ride.
5. AlcoDroid Alcohol Tracker (Android): AlcoDroid not only tracks your alcohol consumption but also helps you monitor your spending on drinks, making it an economical choice.
6. SoberApp (Android): This app stands out with its extensive catalog of over 3100 drinks and brands. You can select the drink you’ve consumed to maintain an accurate record of your night out. SoberApp also adapts to local alcohol laws based on your general location.