Watch Tuner Lite

Watch Tuner Lite measures the accuracy of mechanical and automatic watches. It uses the built-in microphone or headset microphone to record the audible tick of the watch and calculates the seconds-per-day deviation. Works with almost any 'ticking' watch/clock. Use in a quiet environment. Any ambient noise can affect the accuracy of the results. Complete silence is best. Recommended way to record the ticks is to touch the crown of the watch with the headset microphone. You will get the best res