Duet is more powerful than a regular external monitor because it comes with touch support, so you can interact with OS X or Windows directly with your fingers. Here are the current supported interactions:

Duet Display (base app $19.99 USD) – compatible with iPads/iPhones/iPods

- Left click: One-finger tap

- Right click: One-finger hold

- Zoom: Two-finger pinch

- Double click: One-finger double tap

- Scroll:

Mac: Two-finger pan

PC: One-finger pan

- Drag: One-finger pan

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Duet Air and Duet Pro (in-app subscriptions – $24.99 USD and $34.99 USD, respectively) – compatible with iPads only

- All Duet Display base app's gestures included

- Hover: Long press with one finger + drag with other finger or Apple Pencil

- Undo: Two-finger tap

- Redo: Three-finger tap

- Settings: Four-finger tap

- Remote Desktop Protocol (RDP) Toolbar – RDP extended only: 3-finger slide up/down to show/hide the RDP toolbar

More coming soon!

Please note touch is not supported on iPhone model 4S or older.