RaceChrono Pro
Sports
$19.99 · In‑App Purchases
RaceChrono Pro is a versatile lap timer, data logging and data analysis app designed especially for use in motorsports, replacing your traditional lap timers and data loggers. The RaceChrono Pro app also enables you to record videos and overlay them with the logged data.
RaceChrono apps have a strong following, currently over 100000 active users. If you look around at pits during your race or track day, chances are that you’ll see someone using RaceChrono. Even many professionals, such as factory test drivers and race driving instructors, are known to use this app! No matter whether you ride motorbikes, drive go-karts or cars, on closed circuit or special stage tracks – this is the motorsports app for you.
RaceChrono Pro has following major features:
• Lap timing with sectors and optimal lap
• Track library of over 2600 pre-made race tracks
• Custom user defined circuit and point-to-point tracks
• Smoothly scrolling data analysis with synchronised graph, X/Y graph, map, video and comparison video
• Predictive lap timing and time delta graph
• Hardware accelerated video export with configurable data overlay
• Multiple camera recording and picture-in-picture video export
• Video recording using internal camera
• Linking and synchronising video files from almost all action cameras
• Support for external GPS receivers; RaceBox Mini/Mini S, Qstarz BL-818GT/BL-1000GT/LT-8000GT, Columbus P-9 Race, Dual XGPS 150/160, VBOX Sport, Garmin GLO
• Support for OBD-II readers; OBDLink MX+ Bluetooth, OBDLink CX Bluetooth, Vgate vLinker FS, Vgate vLinker/iCar BLE, PLX Kiwi 3/4, Carista OBD2 Bluetooth, Tonwon BLE 1/2/Pro, Veepeak OBDCheck BLE, UniCarScan UCSI-2000, OBDLink MX Wi-Fi, generic Wi-Fi OBD-II
• Support for Bluetooth LE heart rate monitors
• Unlimited session length, good for 24 hour races
• Session data export in .ODS (session summary for Excel), .NMEA, .VBO and .CSV formats
- Fixed: Broken speed calculation for Dragy Pro, Dragy DRG70 and Dragy DRG70-C
- Fixed: Russian error message in exporting
The developer, RaceChrono Oy, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Purchases
- Contact Info
- Identifiers
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Location
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- RaceChrono Oy
- Size
- 38.3 MB
- Category
- Sports
- Compatibility
Requires iOS 13.0 or later.
- iPhone
Requires iOS 13.0 or later. - iPad
Requires iPadOS 13.0 or later. - iPod touch
Requires iOS 13.0 or later. - Apple Vision
Requires visionOS 1.0 or later.
- Location
- This app may use your location even when it isn’t open, which can decrease device battery life.
- Languages
English and 8 more
- English, French, German, Italian, Japanese, Portuguese, Russian, Simplified Chinese, Spanish
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Reference session 1 $8.99
- Reference session 2 $4.99
- Reference session 3 $0.99
- Copyright
- © 2007–2025 RaceChrono Oy