Game interface Language: English
Traverse the human bloodstream as a red blood cell fighting for its life!
Drag the cell around to collect its much-needed oxygen while avoiding various kinds of germs spawning from all sides.

Upgrades, once unlocked, are available as temporary boosts within the game so be sure to keep an eye out for them. Watch out for their red counterparts though which give off some undesired effects.

Test your dexterity and endurance and see how long you last in this game of survival!

Operating System: Android Froyo (2.2) - Nougat Marshmallow (7.0) or later