PeakPulse Labs

Cycling Tools,
Free in Your Browser

No app, no install, no subscription. Open a tool and go.

Tools
Sensor Clinic
Test any Bluetooth cycling sensor — heart rate monitor, power meter, cadence sensor or smart trainer. Check battery and live signal quality.
Web Bluetooth · Chrome / Edge
Training Zones
Enter your FTP and max heart rate to get your personalised power and HR training zones in one click.
Instant · No login
W/kg Calculator
Calculate your watts per kilogram, see where you rank against cycling categories, and find your target power for race weight.
Instant · No login
Free Indoor Ride
Pick a route, connect your smart trainer, and ride in the browser. Real gradient control, live map, and session saving.
Web Bluetooth · Smart Trainer
FTP Ramp Test
Guided ramp test with live power and HR readings. Automatic FTP estimation saved to your profile.
Web Bluetooth · Chrome / Edge
HRV Analysis
Measure heart rate variability from RR intervals via your chest strap. RMSSD, SDNN, pNN50 and daily readiness score.
Web Bluetooth · Chest strap

Labs tools are free and run in your browser. Sign in with Google to save workouts and connect Strava.
Learn about PeakPulse AI coaching →