Timegrapher Advanced
Mechanical watch readings
About
This app transforms your iPhone into a portable mechanical watch timing instrument. It provides clear, live readings for rate, beat error, and amplitude, with customizable charts and automatic sensitivity sweeps for optimal data capture.
What's New in Timegrapher Advanced
2.0
August 8, 2026
Integration with Timegrapher logging. A separate app to log timegrapher results.
Developer apps
FAQ
What is Timegrapher Advanced?
Timegrapher Advanced is a free utility app that turns your iPhone or iPad into a portable instrument for measuring the performance of mechanical watches. It provides key metrics like rate, beat error, and amplitude.
What are the core measurements provided by Timegrapher Advanced?
Timegrapher Advanced measures the rate in seconds per day, beat error in milliseconds, and amplitude in degrees. It also supports manual BPH for common beat rates and includes sensitivity control.
Does Timegrapher Advanced have ads?
No, Timegrapher Advanced is ad-free, providing a clean and focused user experience without interruptions.
How accurate is Timegrapher Advanced?
The app is calibrated with factory defaults tuned from real watch sessions and allows users to create and edit profiles against their hardware timegrapher for precise alignment. It also features a one-tap calibration after 20 seconds of live data.
What devices does Timegrapher Advanced support?
Timegrapher Advanced is available for iPhone and iPad, making it accessible to a wide range of users.
How often is Timegrapher Advanced updated?
The app was last updated on August 8, 2026, indicating ongoing development and support.
What is the age rating for Timegrapher Advanced?
Timegrapher Advanced has an age rating of 4+, making it suitable for a broad audience.
Can Timegrapher Advanced be used with a separate logging app?
Yes, Timegrapher Advanced offers optional deep-link integration with Timegrapher Logging (a separate app) to capture and send measurements directly.