Ninja.io is a wonderful unblocked game that you can enjoy here in your browser, free of charge. Ninja.io has been played by 1488 people and has received a rating of 70 out of 100 by 9 votes. This addicting game is built with HTML5 to run fast in all modern browsers. One of the many advantages about playing Ninja.io on Avio Games is that it is available in full-screen mode to get the full experience. If you liked it, also play our other .io games or Microgravity.io and Hole.io.