4 stars: For those whose watch disconnects and won't reconnect to sync: Disable Bluetooth on your phone. In the app, try to bind to watch, with Bluetooth still disabled. It will ask to enable Bluetooth. Say yes. It should find the watch and connect. If it fails, try again from the beginning. This works for me 90% of the time, and if it fails, I only have to repeat a single time.
4 stars: Works really well for the price! Good strap. Easy to understand all the functions. Switched to 24 hour time - weird quirk. Long hold to switch back to 12 hour time. Sometimes step counting and time and sleep go offline and is unreliable if your watch isn't synced several times a day. Battery lasts me up to three days with the tethering function turned off.
3 stars: After installing the app, my phone started freezing, was slow, I uninstalled and reinstalled twice, my phone was still acting-up. Now that it's uninstalled, my phone works great. The watch connected to my phone. It keeps track of things, but as for the sleep, I don't think it's working properly.
3 stars: Decent, very basic app. All the basic functions are there - logging by day/week/month, firmware updates for the band, etc. The UI has some flaws (erratic hitboxes on buttons, etc), but the big missing feature is sync. Connecting to Google Fit or another fitness hub would make the apps own shortcomings totally forgivable, and make the app/device worlds more appealing.
4 stars: Since using the yoho sport watch, I've g...