Session records
Log circuits, lap times, conditions, kart class, tyres, pressures, setup notes, and race results.
Karting logbook and race prep
RaceMetric
A focused driver app for kart sessions, race weekends, circuit notes, logger imports, fitness work, and season progress.
Created by JH43 Racing.
Driver dashboard
Track the details that matter
SessionsLap history
CircuitsTrack guide
PrepRace weekends
FitnessTraining log
Built for karting
Useful before, during, and after a race weekend.
Race-weekend planning
Keep planned sessions, reminders, event notes, and checklists together before you arrive.
Track atlas
Use circuit guides, saved locations, track records, and personal session history in one place.
Local-first data
RaceMetric works without an account and stores your app data on your device.
Public reference data
Track record updates without app updates.
RaceMetric can download a read-only public track-record feed hosted on GitHub. It does not upload user-created sessions, logger files, photos, profile data, fitness data, or location data.