Slow Pulse — a live screensaver and wallpaper for your Mac.

Real-time · Health · PremiumFree this month

A calm pulse line drawn across the dark at a resting heart rate, each beat leaving a soft glow – something steady to settle your own rhythm to.

A calm pulse line drawn across the dark at a resting heart rate, each beat leaving a soft glow – something steady to settle your own rhythm to.

In the app you can adjust the beats per minute and colour. 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 Slow Pulse 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

Slow Pulse FAQ

How do I set Slow Pulse as my screensaver on a Mac?

Install SCRNSVRS free from the Mac App Store, select Slow Pulse 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 Slow Pulse as a live wallpaper?

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

Is Slow Pulse free?

Slow Pulse 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 Slow Pulse a video loop?

No. Slow Pulse 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 Slow Pulse 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 Slow Pulse costs next to nothing in everyday use.

Which Macs does Slow Pulse run on?

Slow Pulse needs macOS Tahoe 26 or later.

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