Quasicrystal — a live screensaver and wallpaper for your Mac.

Real-time · Geometry · PremiumFree this month

Plane waves at equal angles adding up to a pattern with perfect symmetry that never repeats.

Plane waves at equal angles adding up to a pattern with perfect symmetry that never repeats.

In the app you can adjust the colours, waves and scale. It runs natively on your Mac, drawn live in real time – no video, never quite the same twice.

Use it on your Mac

  1. Get SCRNSVRS free from the Mac App Store.
  2. Select Quasicrystal in the library.
  3. Click Set as Screensaver or Set as Wallpaper – or both.
Download on the Mac App StorePreview free · macOS Tahoe 26 or later

Quasicrystal FAQ

How do I set Quasicrystal as my screensaver on a Mac?

Install SCRNSVRS free from the Mac App Store, select Quasicrystal in the library and click Set as Screensaver. macOS starts it whenever your Mac is idle, exactly like a built-in screensaver.

Can I use Quasicrystal as a live wallpaper?

Yes. Click Set as Wallpaper in SCRNSVRS and Quasicrystal plays on your desktop behind your windows and icons. You can use it as screensaver and wallpaper at the same time.

Is Quasicrystal free?

Quasicrystal is included in SCRNSVRS Unlimited. It's free for your first 7 days; after that Unlimited is $1.99/month or $9.99/year (€1.99/month or €9.99/year) for every screensaver, including new ones. It can also come up in Free this month, when 25 premium screensavers are free for everyone.

Is Quasicrystal a video loop?

No. Quasicrystal is rendered live on your Mac with Metal, so it never repeats and stays sharp on any display size. The clip on this page is a screen recording of the real thing.

Will Quasicrystal slow down my Mac or drain the battery?

No. SCRNSVRS drops to 30 fps on battery and stops rendering when the wallpaper is covered by a full-screen app, so Quasicrystal costs next to nothing in everyday use.

Which Macs does Quasicrystal run on?

Quasicrystal needs macOS Tahoe 26 or later.

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