GTLaunch Professional GPS Lap Timer
High-precision 10 Hz GPS tracking with professional-grade accuracy. Perfect for track days, autocross, and motorsport competitions.
Device Specifications
Professional-grade hardware built for precision and reliability
| GNSS Chip | u-blox NEO-M9N | GPS Frequency | 10 Hz (100ms update rate) | Positioning Accuracy | < 0.5m CEP (Horizontal) |
|---|---|---|---|---|---|
| Cold Start Time | < 25 seconds | Hot Start Time | < 2 seconds | Supported Systems | GPS, GLONASS, Galileo, BeiDou |
iOS App Features
Comprehensive tools for recording, analyzing, and improving your track performance
Real-Time Recording
Automatic lap detection and real-time GPS tracking. Just start driving and let GTLaunch handle the rest.
Lap Time Analysis
Detailed lap times with sector splits. Compare your best laps and track your improvement over time.
Speed & G-Force Graphs
Visualize speed curves, acceleration, braking, and cornering G-forces for every point on track.
GPS Track Maps
Interactive track maps with color-coded speed zones. Replay your laps and identify optimization areas.
Leaderboards
Compete with drivers worldwide. See how you rank on official tracks and challenge your friends.
Session History
Browse all your track sessions, compare different days, and track your progression statistics.
Social Sharing
Share your best laps on social media with beautiful graphics. Export data to CSV for analysis.
Cloud Sync
Automatic cloud backup. Access your data from any device with the web platform.
How We Compare
See how GTLaunch stacks up against leading competitors