RaceChrono is described as 'Pro is lap timer, data logging and data analysis app designed especially for use in motorsports, replacing your traditional lap timers and data loggers. The Pro app also enables you to record videos and overlay them with the logged data' and is an app in the sport & health category. There are five alternatives to RaceChrono for iPhone, iPad and Android. The best RaceChrono alternative is TrackAddict, which is free. Other great apps like RaceChrono are CMS Lap Timer, LapTrophy - GPS Lap Timer, Harry's LapTimer Grand Prix and Track Reporter.