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. Be aware! The parkour may look easy, but skills definitely take time.

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. More than just a game, Unserious Sandbox is also an idea and a concept, all began with just one simple and childish dream.