Super cool
As a trainer and mechanic, I think this is the best LapTimer on the market. It has a lot of options and is simple and easy to use.
Free
In-App Purchases
About
This app provides advanced lap timing and session management for kart racers. Track multiple drivers, analyze sector times, and log detailed setup information for each session. Upgrade to Pro for full history and advanced timing modes.
✓Time up to 4 drivers simultaneously
✓Best lap detection
✓Sector timing mode (Pro)
✓Segment timer mode (Pro)
✓Save and review session history
✓Log tyre pressure, engine setup, and more
✓Create driver profiles
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What's New in Lap Timer Pro
1.2
July 18, 2026
• Quick Add — add a driver in one tap, during setup or mid-session • Add a segment on the fly in Segment Timer — no need to stop and restart • Share App via QR code — perfect for the paddock • Change or rename a driver after the session (Rename / Choose Driver) • Merge laps — fix an accidental double-click by averaging 2+ laps into one • Driver profiles now have Name + Team instead of First/Last name • Reliable sharing — export CSV/PDF with full setup and weather data • Bigger, more accurate track database with GPS auto-detection
MoreSubscription plans
Lap Timer Pro
Unlock all features. Billed annually.
$4.991 Year
User reviews
FAQ
What is Lap Timer Pro: Kart?
Lap Timer Pro: Kart is a mobile application designed to provide advanced lap timing and session management for kart racers. It allows users to track multiple drivers, analyze performance data, and log detailed setup information.
Does Lap Timer Pro: Kart have ads?
No, Lap Timer Pro: Kart does not contain advertisements. The application is free to use with optional Pro features available via subscription.
What are the Pro features in Lap Timer Pro: Kart?
The Pro features include full session history (the free version only includes the last session), sector timing mode for advanced analysis, and segment timer mode for specific track sections. These features are free for 49 days before requiring a subscription.
How much does Lap Timer Pro: Kart cost?
The base application is free to download and use. The Pro features require a subscription of $4.99 per year after a 49-day free trial period.
What devices is Lap Timer Pro: Kart compatible with?
Lap Timer Pro: Kart is available for iPhone and iPad devices. It is rated for ages 4 and up.
How often is Lap Timer Pro: Kart updated?
The app was last updated on July 14, 2026, with version 1.1. The release date was July 12, 2026, indicating recent development and potential for regular updates.
Can Lap Timer Pro: Kart track multiple drivers?
Yes, Lap Timer Pro: Kart allows you to time up to 4 drivers simultaneously. This feature is beneficial for coaches and teams managing multiple racers.
What kind of data can be logged with Lap Timer Pro: Kart?
Users can log tyre type and pressure, engine and sprocket setup, and coach notes for every session. Weather conditions are also recorded automatically.