Tap, jump,swing, smash.

Sumsum Games is an indie studio making bright, fast browser games for kids. No downloads: click a game and you're playing, on phones, tablets and computers.

Play our games Work with us

Total plays: 1.2M+
Games live: 4
Average player rating: 9.0/10
In development: 2

Updated September 2026. Plays and ratings are collected from the platforms our games are published on.

Our games

Every game runs right in the browser. Pick one and start playing in seconds.

New

Escape: Pickaxe Swing

Swing, smash and rebirth your way out of the mines.

9.2 out of 10 player rating
100K+ plays

Play on CrazyGames

Live

Keyboard Obby

Mash the keys and outrun everything.

8.6 out of 10 player rating
1M+ plays

Play on CrazyGames

Live

Swing Sword for Brainrots

Train your sword and collect every Brainrot.

9.1 out of 10 player rating
100K+ plays

Play on CrazyGames

Live

Lucky Blocks for Brainrots

What's inside the block? Only one way to find out.

9.2 out of 10 player rating
50K+ plays

Play on CrazyGames

Coming soon

Web Swing Obby: Aqualand

Web-swing across a splashy water park.

In development

Coming soon

Crazy Driver

Floor it and smash straight through.

In development

Build something with us

We work with game platforms, publishers and brands that want great games for young players.

For platforms and publishers

Polished Unity and Cocos games that run on every screen, ready for your SDK. We're open to exclusive and non-exclusive deals.

See publishing options

For brands and sponsors

Put your brand inside a game kids choose to play, with sponsored levels, skins or a custom game built around you.

See sponsorship options