Unserious Sandbox is a physics sandbox, an abstract space just for fun.

Desktop Wallpaper

This game makes a good wallpaper!

Parkour

The current gameplay of Unserious Sandbox centers around player movements. Roam free, experiment with different moves, and explore various routes as your skills progress.

Ragdoll Physics

On-demand ragdoll physics simulation in sandbox maps. Embrace the chaos and master the art of falling flat.

Beyond Sandbox

Unserious Sandbox, this game itself, is a sandbox with an unserious Sandbox—not just the sandbox, but also the character. Beyond the game, Unserious Sandbox is also an idea and a dream, all originated from one gamer’s curiosity...