Become a better cyclist by knowing your shifting gear. With ShiftIt! you can quickly find out what the effect is of the gear you want to use for a specific ride. Choose your front gear, your back gear and the rounds per minute you intend to ride. Then find out what your end time will be on one of the most famous mountain climbs in the world. ShiftIt! is based on data from the Dutch cycling magazine Fiets and the website climbbybike.com.