Local
iPhone test build

Move first.
Own your route.

Track a walk, run, ride, or strength session. Your workout stays on this device unless you choose to share it.

Keep the screen awake while tracking

iPhone web apps cannot record GPS after the screen locks. This build requests Screen Wake Lock where iOS allows it.

New activity

Choose your movement

GPS permission is requested only when you start.

On this device

Recent activity

0

Your finished activities will appear here.

Recording

Walk

Finding GPS
Accuracy --
On-device route
Distance 0.00 kilometers
Elapsed00:00:00
Current--km/h
Avg pace--:--/km
Moving00:00:00
Keep Cardio Lab visible and your screen on.
Recording

Strength

Elapsed00:00:00
Completed0 / 0 sets
Volume0 kg

Add your first exercise

Log weight, reps, duration, distance, and RPE. Every change saves on this device.

Saved on this device

Activity complete

Today

Walk 0.00 km
Time00:00:00
Avg pace--:-- /km
Moving00:00:00
GPS samples0
Activity details

Make it yours

Local
Future visibility
Card theme
iPhone 13 setup

Install Cardio Lab

  1. Open this page in Safari.
  2. Tap the Share button at the bottom of Safari.
  3. Choose Add to Home Screen, then tap Add.
  4. Open Cardio Lab from the new Home Screen icon.

Location stays private on this iPhone. Keep the app visible and the screen awake during the test.
Exercise library

Add exercise