Track your watches timekeeping accuracyWatchCollector makes it finally easy for you to track the timekeeping accuracy of the watches in your collection With WatchCollector, you simply take a picture of your watch and enter the watchs time into the app. When connected to the Internet, time taken from the closest Atomic Clock time server is compared with the time youve set. Your email will only be used to help improve the WatchCollector app.

Watch Collector alternatives

Emerald Time

Emerald Time uses Network Time Protocol to display the current time of day as defined by the international standard atomic clocks. Its accuracy is limited only by network latency and is usually accurate to less than +/-100 milliseconds. Emerald Time does not change the internal clock used by all other iPhone apps.)

  • rating 4.91667
  • size 1.4 MB

Watch Tracker

Watch Tracker is a revolutionary new app for tracking the accuracy of a wristwatch. Its dramatically easier and more accurate than any previous method. It synchronizes with an atomic clock, measures and records the difference, and displays graphs of all the data points youve recorded.- Uses best-fit analysis to accurately calculate how many seconds your watch gains or loses per day- Displays graphs of rates and variance- Can track multiple watches simultaneously- Saves data in CSV files that can be opened with any spreadsheet softwareWatch Tracker is made by the developer of tChess (the chess app that was featured in Apples Learn commercial for the iPad) and Learn Chess (the Apple Staff Favorite e-book).

  • size 1.3 MB

Emerald Geneva

This model of a complex mechanical watch contains many of the most complex complications found in real watches, plus refinements found nowhere else. The displays maintain the look and feel of a real mechanical watch, but with considerably more complexity than possible in real mechanicals and with the time and location accuracy of a modern computer. Like all other iOS apps, Emerald Geneva cannot set the devices internal clock.)

  • size 25.5 MB

Hairspring

Hairspring turns your device into a powerful mechanical watch timing machine. It measures the precision of mechanical watches, with an accuracy of at lease 1s/day, by analyzing the tick-tock sound using the microphone of the device. A detailed usage guide can be found here: http://www.diversminds.com/Hairspring/Hairspring.php

  • rating 3.88889
  • size 7.7 MB

Watch Tuner Lite

Watch Tuner Lite measures mechanical and automatic watches accuracy. Is uses the build-in or headset microphone to record audible ticks of the clock and calculates seconds-per-day deviation. If you need frequency diagram look at Watch Tuner Timegrapher - the most sophisticated app of Watch Tuner series.

  • size 0.4 MB