Undo

Tap with 2 fingers to undo

Redo

Tap with 3 fingers to redo

Display Undo-Redo Buttons

Switch On Display Undo-Redo buttons in Settings

Zoom

Pinch in to zoom and pinch out to dezoom

Zoom Lock 

Display your image in a zoomed out mode to draw from edges to edges

Move canvas

Hold two fingers and move

Save

Pinch in to save your drawing and browse

More options

Tap to Share, import and more...

Import photo

Import photos into your drawing

Record

Record your drawing in real time (only avaible on recent devices)

Hide UI (zen mode)

Tap the “L" button to hide all UI elements