Cycling · Heart rate zones · iOS & Android

Ride by feel. Train by heart.

Your heart rate zone fills the screen while you ride, so you can hold the right effort without checking numbers. Records with GPS, syncs with Apple Health and Health Connect.

9:41
1:18:42
Watch
Speed
24.1
km/h
Heart rate
141
bpm · Z3 Tempo
Distance
32.6
Avg HR
141
Climb
+412
Zone 5 · ease off?
Longer than any ride this month.
Apple Watch
141bpm
Live · last 60 s
Z3 · Tempo · 141 bpm

Five zones. The only colour in the app.

Set from your age or your known max, updated live as you change it. Everything else stays black on white, so the one colour on screen always means effort.

Max 184 bpm
bpm · of max
Pro

See where the ride got hard.

After each ride the route is coloured by heart rate zone. Tap any point for heart rate, speed and climb, plus 5 km splits.

0–5131 bpm
5–10144 bpm
10–15158 bpm
15–20171 bpm
176 bpm
Z5 · km 18.4

Map first. One button. Everything else when you need it.

Resting HR
52bpm
2 below average
This week
M
T
W
T
F
S
S
87.4km
4 rides · 3h 42m
Time in zonesSaturday loop
Z18%
Z234%
Z331%
Z419%
Z58%
Heart rate from
Apple Watch141 bpm now
Polar H10Bluetooth chest strap
Apple Health · Health Connect
Read on your phone, never sent to our servers.
Writes cycling workouts and routes Reads heart rate and resting HR GPS only while you ride
Share · Pro

Share rides that move.

Post a 2D or 3D flyover of your route, or put a transparent path sticker on your own photo. Every rider can share the map image.

Built natively for iPhone and Android.

Liquid Glass controls on iOS 26, Material surfaces on Android. Same zones, same rides, same data you own.

9:41
J
GPS ready
Morning, Jonas
Start ride
Resting HR
52bpm
2 below average
This week
87.4km
4 rides · 3h 42m
iOS 26 · Apple Health
9:30
J
GPS ready
Morning, Jonas
Start ride
Resting HR
52bpm
2 below average
This week
87.4km
4 rides · 3h 42m
Android · Health Connect
Privacy

Your heart stays on your phone.

Health data is read on your phone and never sent to our servers. Every permission is explained before the system asks, and each one can be skipped.

Everything you need to ride. Pro for the deep dive.

Every rider
  • Live heart rate zones
  • GPS ride recording
  • Apple Health and Health Connect sync
  • Share the map image
Pro
  • Heart rate and elevation charts
  • Ride map coloured by zone
  • 5 km splits with heart rate, speed and climb
  • 2D and 3D flyover videos and path stickers

Pro is unlocked inside the app through your App Store or Google Play account. Nothing is sold on this website.

Get the app