Sounds, haptics, notifications, and units
Adjust feedback and measurement preferences.
All platforms Everyone
App sounds
Turn App Sounds on or off for supported foreground taps, workout cues, set completion, timer countdowns, warnings, and confirmations.
Native feedback
In the iPhone app, Haptic Feedback and Timer Notifications can be controlled separately. Notification permission must still be allowed by iOS.
Weight units
Choose pounds or kilograms. FLEX updates displayed workout and body-metric values while preserving the saved underlying measurements.