How do I join the beta group?

To participate the beta program, you need to opt-in from the following links: Free version: https://play.google.com/apps/testing/com.racechrono.appPro version: https://play.google.com/apps/testing/com.racechrono.pro After opting in you get the latest beta version through Play Store …

How to downscale my source video files?

If your phone does not support the video resolution of your files, you might experience an error or black screen when exporting. This means you’ll need to downscale the files …

Which external GPS should I buy?

Here’s the list of external GPS receivers to be used with RaceChrono. While RaceChrono supports many more receivers, these are the ones we recommend on buying based on our extensive …

Can I use my Smart Watch as a heart rate sensor?

RaceChrono supports the HRM profile on the Bluetooth LE, but unfortunately most Smart Watches do not implement it. The sensors that¬†implement it are usually wrist bands, chest belts etc. If …

Which OBD-II adapter should I buy?

The OBD-II standard became mandatory in 1996 for cars sold in US market, 2001 for cars sold in EU market, 2008 for cars sold in the Chinese market and 2021 …