Sports
Harry's LapTimer Rookie
Harry's LapTimer Rookie records supported GPS and sensor data for timing laps and reviewing a driving session.
Review laps at an authorized closed-course event
Defined tracks and saved timing views can organize later analysis.
Keep in mind: Sensor accuracy and features depend on edition and hardware; set up while stopped and follow event rules rather than using timing to encourage road speeding.
Inside the app
Official product images
What you can do
- Record supported lap times and sensor data
- Choose from the described track library
- Inspect recorded data in analysis views
Good for
- Motorsport participants with permission to log a closed-course session.
Consider alternatives for
- Drivers seeking certified vehicle diagnostics or public-road racing guidance.
Limitations & considerations
- Captured minimum: iOS 15.0.
- Sensor accuracy and features depend on edition and hardware; set up while stopped and follow event rules rather than using timing to encourage road speeding.
Privacy & permissions
Location traces and optional vehicle or health sensors can expose activity; review connected sensors and sharing.
Sources & review notes Updated Nov 11, 2026
Reviewed by iApp4Me Editorial Team. Recommendations use the linked documentation and attributed accounts; device observations are identified separately.
- US App Store developer description
Complete description, download price and compatibility metadata captured 2026-11-02.
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