Description
Free blood alcohol content (BAC) estimator using the modified Widmark formula. Enter weight, standard drinks or serving size and ABV, and time since the first drink for live estimates and approximate time to zero. Calculations run in the browser without an account. Includes BAC reference guides. Educational estimates only; not a measurement or a way to decide whether it is safe to drive.
No-Login Task
"Estimate BAC and approximate time to zero, compare standard drinks, and read BAC reference guides without signing up."
Deep Privacy & Sandbox Audit
High-Assurance Privacy: Exceptional privacy hygiene, zero registration friction, and verified infrastructure reliability.
- ✓ Processes files and state strictly in client-side browser memory
- ✓ Zero payload transmission to external servers or third-party cloud
- ✓ Runs locally without persistent server dependencies
- ✓ No commercial ad networks or cross-site tracking beacons
- ✓ Zero tracking pixels or third-party behavioral profiling scripts
- ✓ Clean script execution environment without user fingerprinting
- ✓ Proprietary frontend and application service
- ✓ Zero-login functionality verified by NoLoginTools manual audit
- ✓ Runtime network egress and cookies verified via automated scanner
- ✓ Fully operational with fast edge response (~192ms)
- ✓ Verified active on Cloudflare automated 6h health probe
- ✓ Reliable service accessibility without login barriers
Verification Details
Tags
Health History
FAQ
- Does Drunk Calculator require an account?
- No. Drunk Calculator has been verified by nologin.tools to provide its core functionality — Estimate BAC and approximate time to zero, compare standard drinks, and read BAC reference guides without signing up. — without requiring any login or signup.
- Is Drunk Calculator free to use?
- Drunk Calculator is listed on nologin.tools as a tool you can use without creating an account. Check the tool's own site for details on pricing or premium features.
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