DragTree
flyboy-byte
NHRA Pro Tree reaction timer — accelerometer launch detection, no internet
- Android only
Get DragTree
DragTree simulates a real NHRA Christmas Tree (drag strip starting lights) and uses your phone's accelerometer to measure reaction time to the millisecond — no tapping required. Mount your phone on the dash, stage up, watch the tree, and floor it. The app detects launch G-force automatically and records your RT. Fully offline — no internet, no account, no ads.
- Developer
- flyboy-byte
- Website
- flyboy-byte.github.io/drag-tree/
- Source code
- github.com/flyboy-byte/drag-tree
- Added to AppCosmos
- License
- MIT