Duet Display | 2025 |

Users can either extend their desktop for multitasking or mirror their main display.

Duet Display has transitioned from a one-time purchase to a subscription-based model for its advanced tiers. Estimated Starting Cost Key Features ~$4.00/mo (billed annually) Wired connection only, basic second display. Air ~$5.00/mo (billed annually) Adds wireless support and remote desktop access. Studio ~$5.00/mo (billed annually) Geared for artists; turns tablets into graphics tablets. Pro ~$6.00/mo (billed annually) Duet Display

Duet Display is a cross-platform software application designed to turn mobile devices, like iPads and Android tablets, into high-performance secondary monitors for Mac and Windows computers. Developed by former Apple engineers, it is widely used by remote workers and creative professionals to expand their digital workspace without investing in extra hardware. Users can either extend their desktop for multitasking

Unlike Apple’s native Sidecar, Duet works across diverse ecosystems, including Windows-to-iPad, Mac-to-Android, and even Chromebook-as-display setups. Air ~$5

It supports both wired (USB-C/Lightning) and wireless (Wi-Fi) connections. Wired connections are typically recommended for lower latency.

Duet adds touch-screen capability to desktop operating systems, supporting gestures like pinch-to-zoom and two-finger scrolling.