4 ms·
There is aktiia.com. They force you to calibrate every 4 weeks. And the values seem to be reasonable most of the time.
by andix 4y ago
There is aktiia.com. They force you to calibrate every 4 weeks. And the values seem to be reasonable most of the time.
- sundvor 4y agoSo does my Galaxy Watch 4, by Samsung.