User Manual

Layers Menu

Tapping on the layers icon will display the layers menu which contains all the layers of the drawing.

Adding Layers

You can also add new layers by tapping on the "+" button in the upper left corner. This will create a new layer and you can beginning drawing. OnSong automatically creates new layers each time the tool or brush size is changed.

Layer Visibility

You can view each layer and toggle its visibility by tapping on the row to toggle the checkmark.

Editing Layers

Tapping the Edit button in the upper right corner allows you to delete layers or rearrange their order. This can be useful for placing one drawing on top of another. Further, you can tap on the name of the row to give the layer a name. When done editing the layer list, tap the Done button in the upper right corner.

Settings

You can customize how drawings work through settings by tapping on the wrench icon on the lower left corner of the menu.

Select/Deselect All

Use the segmented control at the bottom menu to select or deselect all layers for viewing.

Clearing Layers

If you want to start over, tap on the eraser icon in the lower left corner to clear all layers after a prompt.

OnSong 2026 — Last Updated on December 16, 2025