Shake to undo
iOS has the shuffle recovery accessibility feature. This feature undoes the last text entry when the phone is shaken, making it easy to delete text.
People turn off this option if there is a risk that they will activate it unintentionally, for example through trembling hands or when checking apps frequently in a shaking bus or tram. The extrapolated figure comes to more than 400,000 Dutch people.
have turned off shake to undo on iOS.
The setting to turn off shake to undo is not available on Android.
More about shake to undo