PocketDyno uses the iPhone’s built-in accelerometer to measure the drag racing performance of your vehicle. Hone launch techniques, reaction time, and shifting skills. Compare results before and after vehicle or engine modifications. It's like having a dragstrip in your pocket!

* Real-time G’s, speed, and distance
* 0 to 60 mph (or 100km/h) time
* Estimated wheel horsepower (or kW)
* Reaction time with simulated drag tree
* 60 foot, 330 foot, and 1000 foot times
* Eighth (1/8) mile and trap speed
* Quarter (1/4) mile and trap speed
* Maximum G's, speed, distance, and power
* Multiple vehicle profiles
* Skinnable interface
* Horsepower (or kW) dyno chart

Remember street racing is illegal and dangerous. Please use this application responsibly.