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DRINKING BUDDIES

Look out for each other tonight.
Not a competition. Never was.

BAC numbers are rough estimates only — never use them to decide whether you can drive. If in doubt, don't.

Drinking Buddies
Get the app feel
Add Drinking Buddies to your home screen
Over the estimated legal limit
Don't drive. Get a ride, drink water, and stay with your group.
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0.000 EST. BAC %
SOBER
EST. UNDER 0.08% IN – rough estimate if you stop now — not a promise it's safe or legal to drive
0 drinks tonight · 0 standard · no drinks yet

Estimate only. Metabolism varies — this can't guarantee accuracy.

Log a drink

Tonight

  • Nothing logged yet.

Who's out
tonight?

Start a party and share the code, or join a friend's. Everyone sees where everyone stands — so nobody falls.

The crew

    Party chat

      Drink directory

      Every drink is labeled with its alcohol content. Tap one to log it.

      Add your own

      Profile

      ? Your profile photo
      –BMI
      –Height
      –Weight

      Share

      Sends the app link — the invite card shows up automatically in texts.

      Notifications

      Get pinged when someone joins your party, goes over the limit, or makes it home safe. On iPhone, add Drinking Buddies to your home screen first — Apple only allows notifications for installed apps.

      Trusted partner

      A standing safety net, separate from any party. They'll see your status — not your chat or drink log — and get pinged if you're over the limit or mark yourself home safe.

      ?

      Drinking Buddies estimates BAC using the Widmark formula. It is not medical advice and can't guarantee accuracy. Never rely on it to decide whether to drive.

      🎉 Start or join a party

      Everyone sees where everyone stands — so nobody falls.

      or

      🍺 Drink

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      – –

      📲 Add Drinking Buddies to your home screen

      1. 1 Tap the Share button in Safari's toolbar
      2. 2 Scroll down and tap Add to Home Screen
      3. 3 Tap Add — Drinking Buddies gets its own icon and opens full screen

      This also unlocks push notifications — Apple only allows them for installed apps.