Tools in PS Touch for phone
Drag your finger up and down along the toolbar to view and select tools. Drag and slide right to select nested tools.
View tool options
Tap the tool of the choice to display tool options in the bottom toolbar.
Zooming in and out
Place two fingers on the screen. Pinch your fingers together to zoom out. Spread your fingers apart to zoom in.
Undo and redo
Undo or redo an action by tapping Undo.
Retrieving data ...