What is FastTrack?
FastTrack is a free GPS-based acceleration timer for iOS that measures 0-60 mph, 0-100 mph, quarter-mile, and half-mile times using your iPhone's GPS and accelerometer. Accuracy is within 0.05 to 0.1 seconds of dedicated hardware like Dragy and RaceBox.
Key Features
GPS Precision Timing: Four driving modes — Acceleration, Drive, Rolling, and Drive with Friends. Automatic launch detection, no button press needed.
Vehicle Garage: Track modifications across 10 categories with 75+ mod types. Compare before-and-after performance for every upgrade.
Parts Marketplace: Buy and sell car parts peer-to-peer with the lowest fees in the market (3% buyer, 6% seller). Secure Stripe payments.
Community: Social feed with GPS-verified runs, friend system, groups, direct messaging, and privacy controls.
Leaderboards: Global rankings across all timing categories. GPS-verified entries only — no manual submissions.
Frequently Asked Questions
Is FastTrack free? Yes. All features are completely free — timing, garage, community, leaderboards, groups, and messaging.
How accurate is FastTrack? Within 0.05–0.1 seconds of dedicated devices like Dragy and RaceBox for 0-60 times. Uses 100Hz accelerometer launch detection and GPS Doppler-derived speed.
Do I need extra hardware? No. FastTrack uses your iPhone's built-in GPS and accelerometer. No OBD adapters or Bluetooth devices required.
What platforms is it on? iOS only. Available free on the App Store.