Is appearing in some watch reviews and articles, did anyone in this Forum try them? Do they really work to measure the accuracy of a watch? Any recommendations? Please advise Many thanks
Is appearing in some watch reviews and articles, did anyone in this Forum try them? Do they really work to measure the accuracy of a watch? Any recommendations? Please advise Many thanks
I've played with a few of the apps and Kello seems to be the most functional. It does require a very quiet and still environment. I wouldn't consider it a serious tool just something to play with. Best, Martin