If you want more than just laps in karting, you need a live timing app. But not just any app; one that suits your driving style, setup, and requirements. Whether for rental kart drivers, ambitious amateurs, or analytics freaks: these three apps deliver more than you might expect at first glance.
RaceChrono
RaceChrono isn't just popular with motorcycle or track-day riders – the app really shines in karting when you use an old smartphone plus an external GPS module. It's smooth, stable, and delivers better data on many rental tracks than some professional hardware.
Features:
- GPS-based timing with route detection
- Data analysis (sectors, deltas, ideal round)
- Video sync with overlay
- Compatible with RaceBox Mini, Qstarz, Dual XGPS and much more. m.
Not the obvious:
- RaceChrono runs on almost every old Android device.
Price:
- Free / Pro version from €19.99
RaceBox Mobile App
The RaceBox app is not just an interface for the hardware of the same name – it is also a high-precision analysis tool for kart drivers who want to focus on technical details such as G-forces, line selection or reproducibility.
Features:
- Live timing with GPS accuracy to within a few centimeters
- Drag & Lap Timing, G-Force Analysis
- Comparison of two rounds
- Can only be used with RaceBox Mini or RaceBox Pro
Not the obvious:
- The app shows you how consistent your ideal line really is – including acceleration and deceleration behavior in every corner.
Price:
- Free
Harry's Laptimer
What many people don't know: Harry's LapTimer was originally designed for track days in cars – but it adapts surprisingly well to karting. The app is especially exciting if you want to use multiple devices (GoPro, external sensors, data loggers) simultaneously.
Features:
- Extensive video and sensor data integration
- Comparing laps using heatmaps
- Supports OBD, CAN bus and GPS
- suitable for extensive multi-camera setups
Not the obvious:
- With the Grand Prix Edition, you can synchronize up to four cameras simultaneously – perfect for video analysis with cockpit, side, and helmet cameras.
Price:
- from €8.99
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