ShredIndex Lines
Track every run, earn your Shred Index, and conquer the mountain. The on-mountain companion to ShredIndex — free on iPhone and Android.
Auto run detection
No tap-to-start, no forgotten runs. Lines detects runs and lifts automatically — pocket your phone and ride. Battery-smart GPS keeps it tracking all day.
Your live Shred Index
Earn a personalised score for every run, day and season — built from your speed, vertical, runs and style. Level up your mountain game.
3D run replay
Relive your best lines in 3D on the mountain, then share them with friends.
Stats that matter
Top speed, vertical, distance and more — synced with Apple Health. Full offline support means it works in dead zones and syncs when you are back online.
Ride with friends
Leaderboards and challenges with your crew and the ShredIndex community.
Built by riders, for riders.
Download free and start tracking your next powder day.