One tap. One blade. One life. How far can you slash? Your ninja never stops running. YOU decide if it lives. Slash, leap, slide and hurl shurikens in a split second — blink and it's K.O. • TAP TO SLICE through everything in your path • GO FASTER every second — the speed never stops • 5 JAPANESE WORLDS, from cherry blossoms to a burning village • SLAY adorable slimes… and hunt the rare golden one (+500!) • OUTRUN THE WORLD — weekly country leaderboards, fresh rivals every week • ONE NINJA CODE keeps your progress on all your devices No tutorials. No waiting. Just pure reflex. 100% free. No ads. No in-app purchases. Think you've got the reflexes? Prove it. Climb to #1.