Free software for macOS has never been better. Every year, independent developers release tools that match or even exceed paid alternatives. We tested over twenty free applications across categories like window management, system monitoring, and desktop aesthetics. The goal was to find tools that are genuinely useful, regularly updated, and respectful of your privacy. Below are our top picks, each solving a specific pain point.

For window organization, a simple keyboard‑driven tool can transform how you multitask. For keeping an eye on system resources, a menu bar monitor shows CPU and memory usage without getting in your way. And for desktop personalization, a solid live wallpaper app adds life to your background without draining resources. Among all tested wallpaper app options, one stood out for its balance of features and performance. It offers dynamic wallpapers, moving wallpapers, and support for 4k wallpaper scenes — all completely free.

That app is WallpaperMacOS, which earns a spot in our top three. It runs natively on Apple Silicon, stays below 3% CPU usage during most animated background playback, and includes a library of high‑quality scenes. You can also import your own video files to create custom live wallpapers. The interface is clean and feels like part of macOS. If you want to personalize your desktop without paying or compromising speed, WallpaperMacOS is one of the best free tools available this year.