Race Buddy - How fast are you?

Test vehicle acceleration!

Free · In‑App Purchases

Transform your iPhone into a professional racing performance analyzer! RaceBuddy is the ultimate GPS lap timer and drag racing app for automotive enthusiasts, track day warriors, and performance car fans. DRAG RACING & ACCELERATION TESTING • Measure 0–60 mph, 0–100 km/h, 1/4 mile, 1/8 mile times • Rolling acceleration tests from any speed • Braking performance measurement • Real-time speed display with GPS 25Hz accuracy • Leaderboards to compare your times globally • G-force meter for launch and braking analysis LAP TIMER & TRACK DAY COMPANION • Professional GPS lap timing with sector splits • Automatic circuit detection at 1000+ tracks worldwide • Live delta timing shows real-time lap improvements • Ideal lap calculation from your best sectors • Track maps with racing line analysis • Session comparison and telemetry overlay VIDEO & DATA OVERLAY • Record HD video with synchronized telemetry data • Overlay speed, G-forces, lap times, temperatures • Export videos with professional gauges and metrics • Share your best runs on social media • Picture-in-picture track map display ADVANCED TELEMETRY & ANALYSIS • Density altitude calculations for accurate tuning • Weather data integration with temperature tracking • Detailed session history and statistics • Export data in VBO format for further analysis • Compare multiple runs side-by-side ONLINE LEADERBOARDS & COMMUNITY • Global leaderboards for lap records • Filter by car make, model, and modifications • Compete with drivers worldwide • Share sessions with the RaceBuddy community EXTERNAL DEVICE SUPPORT Compatible with professional GPS devices: • RaceBuddy ONE (25Hz GPS included in free plan, device sold separately) • RaceBox.cc (10Hz GPS) – PRO • Dragy (10Hz GPS) – PRO • RaceHF Bean – PRO NOTE: External GPS device is required. The phone’s GPS does not provide precise results. For best accuracy, RaceBuddy ONE is available at http://www.rbuddy.io VEHICLE MANAGEMENT • Detailed car profiles with specifications • Track multiple vehicles • Performance history by car • Power-to-weight calculations KEY FEATURES: • Works with iPhone's internal GPS or external devices • Metric and imperial units • Offline mode – no internet required at track • Automatic session backup to cloud • Regular updates with new tracks and features Perfect for: • Track day enthusiasts • Autocross and time attack drivers • Drag racing competitors • Driving instructors and students • Performance car owners • Motorcycle riders Professional GPS Timing Made Simple. Whether you're chasing personal bests at your local track, competing in time attack events, or testing your car's acceleration, RaceBuddy provides professional-grade timing and analysis tools in an easy-to-use package. Disclaimer: For closed-course and track use only. Always prioritize safety. Not intended for street racing or high-risk driving. Drive responsibly and obey all traffic laws. Join thousands of racers worldwide improving their lap times and drag racing performance with RaceBuddy! RaceBuddy App uses Apple’s standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

  • 3.6
    out of 5
    11 Ratings

- Free Slope calculator added - Bug fixes and localization improvements

The developer, Imperio, 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 Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Usage Data

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

  • Seller
    • Mladjan Antic
  • Size
    • 107.3 MB
  • Category
    • Sports
  • Compatibility
    Requires iOS 17.6 or later.
    • iPhone
      Requires iOS 17.6 or later.
    • iPad
      Requires iPadOS 17.6 or later.
    • Apple Vision
      Requires visionOS 1.3 or later.
  • Languages
    English and 7 more
    • English, Croatian, French, German, Russian, Simplified Chinese, Spanish, Ukrainian
  • Age Rating
    4+
  • In-App Purchases
    Yes
    • RaceBuddy Pro Monthly $1.99
    • RaceBuddy Pro Annually $8.99
    • Custom branding $2.99
    • Drag & Laptimer PRO Monthly $6.99
    • Drag & Laptimer PRO Yearly $69.99
    • External GPS $9.99
  • Copyright
    • © Mouse Coder