Stay on an even keel
Drink with awareness.
Keel shows your absorption curve in real time so you can stay in your zone and keep good nights good.
How it works
Better nights, no guesswork.
Real-time Zone Tracking
See where you are on the curve as you log drinks. Sweet spot, getting warm, or time to chill — you always know.
Smart Pacing
Fun challenges that remind you to hydrate, pause, or switch it up. Keeps you in control without killing the vibe.
Morning Insights
Next-day check-ins on how you slept, how you feel, and how your night actually went. Learn your patterns over time.
Curious?
The science behind the curve.
Absorption, food effects, body water, metabolism. We break it all down with interactive visuals you can play with. No PhD required.
The ScienceSee it in action
Try the simulator.
Current Zone
Sober
Clear in
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tsSimulated with Watson formula. Generic body profile, empty stomach. Not medical advice.
The zones
Know where you are.
Sober
Clear headed. Starting point.
Sweet Spot
Feeling good. This is the zone.
Caution
Getting warm. Maybe slow down.
Danger
Too far. Time to stop and hydrate.
Ready for a better night out?
Available soon on the App Store.