Precision tracking
Track every lap at 25 Hz with dedicated GNSS hardware, giving sectors and braking zones a more dependable reference point.
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Technical details
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25 HzGNSS tracking
Bluetooth + USBFlexible session sync
Full weekendBattery life
Track readyRugged motorsport enclosure
From bike to insight.
jLogger and jRaceTracker turn the full session into a simple flow, from fitting the device to finding the next improvement.
Mount
Mount the jLogger level, facing along or across the bike. Calibrate its orientation in the app.
3D tracking with drift angles
Replay movement in 3D and inspect the attitude of the vehicle through corners, slides, corrections, and fast direction changes.
jRaceTracker Integration
Set it once, then ride. After pairing with jRaceTracker, jLogger wakes when motion begins, records independently without your phone, and sleeps again when the session ends.
See the story behind every lap.
Recording is only the start. Review the racing line alongside synchronized performance views to place every gain, loss, and correction on the circuit.
Hover or focus a view to preview
Precision from start to finish.
Replay any recorded jLogger session whenever you want in the original jMonitor 3D viewer.
Recorded session
Easy to mount anywhere.
Compact, self-powered, and cable-free, jLogger needs only a clear view of the sky. Two typical mounting positions are shown here. Move it between bikes in moments, or lend it to a friend for a session.
Mounting positions
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Make every session more useful with jRaceTracker.
Bring live lap timing, synced analysis, and your jLogger data together in one app.
Explore jRaceTrackerEvery lap leaves a clearer line forward.
Bring dedicated tracking and connected analysis to your next track day.
View jLogger