Applications by EFRAC

We spent many years creating the best period and ovulation tracker (also available for iPhone, iPad, Apple TV and Apple Watch). We implemented all features requested by our users and put a lot of heart into the app. Features: • Smart calculati

Chromatic Instrument Tuner helps you tune your instrument. It uses advanced algorithms to discover the fundamental sound frequency. You can tune your piano, guitar, violin and other instruments, even your voice. Features: • Support for many ins

This is our implementation of a famous game invented in the XIX century. You have to arrange randomly shuffled tiles from 1 to 15. If you have any questions, do not hesitate to contact us.