An open-source app available on the Microsoft Store that allows you to set animated backgrounds. Many of its built-in themes include real-time clocks.
This is the most powerful tool for adding custom "skins" to your desktop. You can download skins like Mond or Enigma to overlay sleek, minimalist date and time widgets directly onto any wallpaper.
If you prefer static wallpapers that have "time" themes (though they won't update live without the software mentioned above), or if you are looking for assets to use with Rainmeter, check these sources: Live Clock Wallpaper - Free download and install on Windows
A highly popular flip clock screensaver that turns your entire screen into a retro digital clock when idle. It is free to download and supports both 12-hour and 24-hour formats.
A simple, free tool that uses "wallpaper clocks"—special files that combine a high-quality image with a real-time clock and date . Where to Download Free Clock Wallpaper Images
Finding a free desktop wallpaper that includes a live time and date display is a popular way to personalize a workspace while staying productive. Since Windows and macOS do not natively support "live" clock wallpapers that update every second, users typically rely on lightweight third-party tools or specialized apps from the Microsoft Store . Best Tools for Live Time and Date Wallpapers
To get a functional clock and date on your background, these free tools are the industry standards: