🕰️ WatchDrift

Free Watch Accuracy Tracker

Calculate seconds per day drift with our online timegrapher alternative

Current Time

Synced to device

Monday, August 4, 2025

✨ How Our Watch Accuracy Checker Works

  • • Track your watch time vs device time
  • • Log start and end times (24+ hours recommended)
  • • Calculate watch accuracy in seconds per day
  • • No microphone needed – works as a free timegrapher alternative

Start New Session

Begin tracking your watch accuracy

End Session

Complete and calculate results

Want Professional Accuracy and quicker readings?

For ultimate precision, consider a dedicated timegrapher machine. Professional watchmakers use these for micro-second accuracy.

Purchase a timegrapher
View History

Browse past accuracy measurements