
Archived App (Last seen on 23 Apr 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
This app helps calculate blood alcohol concentration by guiding you through a measurement process with a connected device. It displays results based on local legal limits and tracks alcohol elimination. If limits are exceeded, it offers a drive-you-home service.
What's New in Breathalyzer
1.8.3
June 19, 2020
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FAQ
How does Breathalyzer calculate blood alcohol concentration?
Breathalyzer calculates BAC by connecting to a compatible breathalyzer device via Bluetooth. It guides you through the measurement process, then displays your BAC and compares it to local legal limits.
What user information does Breathalyzer require?
To optimize BAC calculations, Breathalyzer requires user information such as name, age, sex, height, and weight. Multiple profiles can be created for different users.
Does Breathalyzer work offline?
The core functionality of calculating and displaying BAC results relies on a Bluetooth connection to a breathalyzer device. The drive-you-home service would also require connectivity.
What devices is Breathalyzer compatible with?
Breathalyzer is available for iPhone, iPad, and iPod devices. It utilizes Bluetooth® for device connectivity.
How often is Breathalyzer updated?
The latest version, 1.8.3, was released on June 19, 2020. While the app was last updated in 2020, its core functionality remains relevant for users with compatible devices.
What is the age rating for Breathalyzer?
Breathalyzer has an age rating of 17+. This is likely due to the subject matter of alcohol consumption and its associated risks.
Does Breathalyzer offer a trial period?
Breathalyzer is a free application, so there is no trial period required. You can download and use it immediately.
What happens if my BAC exceeds the legal limit in Breathalyzer?
If your blood alcohol level exceeds the legal limit, the application offers a 24/7 drive-you-home service to safely transport you from your current location.





