Know your limit.
Get home safe.
The most accurate BAC calculator & drink tracker for Android — real-time blood alcohol content, right in your pocket.
Built for accuracy. Designed for safety.
The most accurate BAC calculator app for Android — built for the USA.
USA-Calibrated Accuracy
Built on peer-reviewed Deurenberg + Norberg research, calibrated for real US body composition data. Other apps use outdated 1980s formulas that can underestimate your BAC by up to 25%.
One-Tap Safe Ride
Uber and Lyft buttons appear automatically when your BAC is above zero. Don’t fumble for an app when you’ve been drinking — your safe ride is one tap away.
1,000+ Drinks Database
Beer, wine, cocktails, spirits, ciders, seltzers and more. Browse by category, search by name, or quick-add your usual. Precise ABV and serving sizes.
Your Data Stays on Your Phone
No account. No server. No data collection. Everything is stored locally on your device. Your drinking data is nobody’s business but yours.
Everything at a glance
Tap any image to enlarge.
Know Your Limit
One-Tap Safe Ride
Built for Your Country
5,800+ Drinks
See the Impact
The Right Formula
Emergency Help
Food & Water Logging
Your Year at a Glance
Free vs PREMIUM
Everything you need is free. Premium takes accuracy further.
| Feature | Free | Premium |
|---|---|---|
| BAC Calculation | ✓ | ✓ Enhanced |
| BAC Accuracy | Standard | Up to 30% more precise |
| Drink Database | 1,287 beers | 1,350+ incl. wine, spirits, cocktails, ciders, seltzers |
| Safe Ride (Uber/Lyft) | ✓ | ✓ |
| Calendar View | Monthly (30 days) | Yearly heatmap + unlimited history |
| Achievements | ✓ | ✓ |
| Weekly Trends & Insights | Overview | Full analytics |
| Favorites | 5 | Unlimited |
| Drink History | 30 days | Unlimited |
| CSV Export | — | ✓ |
| Hydration Tracking | — | ✓ |
| Calorie Tracking | ✓ | ✓ |
| Food Modifiers | — | Coming soon |
| Ads | Banner + interstitial | Ad-free |
$4.99
Launch price — limited time. No subscription. Pay once, own it forever.
Download the best BAC calculator for Android
Alcophone is free on Google Play — no account, no subscription, no data collection.
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