Send a Digital Touch from Apple Watch
You can use Digital Touch to send sketches, taps, or your heartbeat to friends who have an Apple Watch or iPhone with iOS 10 or later.
To see (or feel) a sketch, tap, or heartbeat someone has sent you, tap the notification.
Send a sketch
Tap to open the drawing canvas.
Use your finger to draw on the screen.
Tap the dot in the top-right corner to choose a different color.
The sketch is sent when you stop drawing or changing colors.
Express your feelings
Tap to open the drawing canvas, then use gestures to send any of the following:
Tap: Tap the screen to send a single tap or tap repeatedly to send a tap pattern.
Kiss: Tap two fingers on the display one or more times. Stop tapping to send.
Heartbeat: Place two fingers on the display until you feel your heartbeat and see it animated on the screen.
Heartbreak: Place two fingers on the display until you feel your heartbeat, then drag them down to send.
Fireball: Touch and hold one finger on the display until you see a flame. Lift to send.