Which MyKronoz devices are compatible with MyKronoz App? June 27, 2019 08:28 Updated MyKronoz App is compatible with: ZeRound3 ZeRound3 Lite ZeTime ZeTrack ZeFit4/4HR Related articles Where can I download the MyKronoz App? Can I sync multiple smartwatches to my account? Other Applications How to update ZeBuds? Why I cannot log in with the account I have created at purchase?