FEATUREDOura Ring 4戴在手指上的睡眠分仪表。Phone requiredSubscription0Latest updatesOura iOS app updated from version 7.26.0 to 7.29.02026-10-27CollectedOura App for iOS 7.27.0 released2026-10-13Oura App for iOS 7.28.0 released2026-10-20Latest updates