HomeAppsHealth & FitnessKS OSApps like KS OS Here are some great alternatives to KS OS by Kieslect : KIE OS ★3.3 HaWoFit ★3.5 iTime Smartwatch ★3.8 TOZO Health for S3/S4 ★3.6 Connect Gear ★4.3 Qwatch ★3.2 InfoWear ★4.6 HD Fit Pro ★4.0 Polaroid Active ★3.4 Coolwear ★3.2 Joeme Fit ★3.6 realme Wear ★3.4 zeofit ★3.4 24/7 EVO ★4.6 ArgomTech Select ★4.5 BKTFit ★4.2