Stint
The insights of a race engineer, for track day drivers
Every corner holds the key to faster laps. Stint shows you exactly where to improve next session.
Features
Understand Your Driving
Stop guessing what made one lap faster than another. See exactly what happened in each corner, on every lap, so you know precisely what to work on next session.
Get Personalized Driving Feedback
Automatic suggestions on where you're losing time and how to improve
See Where You're Braking
Visual maps show your braking points in every corner, making it easy to spot inconsistencies
Know What's Possible
Combine your best subsectors into one lap to see how much faster you can go
Watch Your Progress Evolve
Detailed G-force analysis and racing line visualization tools
Never Miss What Matters
Focus on driving. Stint automatically records every lap, every session, capturing all the data you need to understand your performance.
Automatic Lap Timing
Simplified recording—just drive. Stint detects each lap and records your times
Capture Every Detail
Record your speed, braking, and cornering forces throughout each session
See Your Progress Live
Live comparison against your best lap, last lap, or optimal lap with instant feedback
Track Your Journey
Build a complete history of your track days. Watch yourself get faster over time and never forget what worked (or what didn't).
Remember Every Session
Log weather, tires, pressures, and notes so you can learn from every track day
Watch Yourself Improve
See your lap times drop as you get faster, track by track, session by session
Keep Track Day Notes
Jot down what you learned and get AI-generated insights to remember for next time
Explore Tracks
Planning your next track day? Browse our growing collection of race tracks across North America and see where Stint can help you improve.
Get Early Access
Start improving your lap times today. Join early access and get everything you need to understand your driving—completely free while we build the future of track day improvement.
Early Access
Free
FEATURES
- GPS lap timing
- Real-time delta timing
- Advanced lap analysis
- Session history
- Data export (CSV/GPX/JSON)
Full Launch
To Be Announced
ALL EARLY ACCESS FEATURES PLUS
- Priority support
- Advanced turn analysisIn Development
- Optimal lap calculationIn Development
- AI-powered performance insightsIn Development
- Video synced analyticsIn Development