UTM's backend is a modified version of the well known QEMU, with iOS-specific changes and additions. Among these is an acceleration layer called TCTI for fast emulation while remaining a safe, sandboxed app.

UTM

Run virtual machines on iOS

Run virtual machines on iOS

Products used by UTM

Explore the tech stack and tools that power UTM. See what products UTM uses for development, design, marketing, analytics, and more.