Astris review
A library-focused Switch 1 emulator for Apple silicon Macs running macOS 15 or later.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Astris is a Nintendo Switch 1 emulator based on Ryujinx, distributed for Apple silicon Macs running macOS 15 or later. It is aimed at Mac users who want a library-centered way to organize and run compatible Switch titles, with user profile selection, controller mapping, keyboard mapping, and support for multiple game formats. Its focus is narrow by design: macOS is the supported platform, rather than one option among several desktop operating systems.
The library is Astris’s clearest point of distinction. Automatic updates and DLC selection keep game management alongside emulation, while NSZ zstd-compressed NCA, NSP, and XCI support gives the application flexibility across listed Switch formats. Input options cover both controllers and keyboards, with calibration controls for supported hardware. Graphical enhancement settings, resolution scaling, docked mode, and V-sync toggles add control over presentation. Graphics support includes Vulkan and Metal, and motion-control support is reflected in gyroscope calibration changes.
Astris makes the strongest case for Apple silicon Mac owners who value library organization and configurable input and graphics settings. The trade-off is platform coverage: it is limited to macOS and requires macOS 15 or later, so users on other operating systems or older macOS versions should choose a different emulator. Motion-control compatibility may also vary by controller, which matters for games that depend on that input method. The open-source pricing model and public GitHub release distribution make the product available through its published releases, but its practical fit remains closely tied to the supported Mac hardware and operating-system requirements.
Astris pros and cons
- Where it wins
- Automatic library updates with DLC selection
- Controller and keyboard mapping with calibration options
- NSZ, NCA, NSP, and XCI format support
- Where it doesn't
- Limited to Apple silicon Macs
- Requires macOS 15 or later
- Controller compatibility may vary for motion controls
Astris fact sheet, pricing and score →
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