Blog
Written by Scanner Techs, who make Nap.
Does a Screensaver Drain Your Mac's Battery? We Measured
What a screensaver really costs a MacBook's battery, measured watt by watt against a black screen and a display that's off, with Apple's own screensavers alongside.
Mac Screensaver Not Working? Here's Why
Why your Mac's screensaver never starts, shows the wrong one, or ignores your settings, and how to fix each, including the Terminal command that names what's keeping it away.
How to Set a Live Wallpaper on Android
How to put a moving wallpaper on your home and lock screens, why some phones won't let it move on the lock screen, and what it does to your battery.
How to build a macOS screensaver in Swift: everything Apple doesn't document
How to build a macOS screensaver in Swift: legacyScreenSaver, settings that never arrive, cached bundles and a battery floor you can't fix.
Aesthetic Mac Desk Setup Ideas
What actually makes a desk look good, from one light source and hidden cables to what your Mac shows when you are not using it.
Best Screensavers for Mac in 2026
Screensavers worth putting on a Mac in 2026, which ones are free, which ones are paid, and what each is good at.
Fliqlo Alternatives for Mac
What people usually want when they look past Fliqlo, and the Mac screensaver options that answer it, Nap included.
How to Change Your Screensaver on macOS
Where the Screen Saver settings live, how to pick one, set hot corners and timing, and what to do when a saver you installed is missing.
How to Install a .saver File on Mac
Where a .saver file goes, why it may not show up in System Settings, how to get past the security warning, and how to remove one.