Krunker.io is a new 3D shooting .io game online that has quickly become a successful phenomenon! This cool math game is a first person shooter with simplistic graphics similar to Roblox. First, you will have to select your class. Each class fits a very different play-style, so try them all. The rules of Krunker.io are very simple: The player with the most points at the end of each round wins the match. Use your W,A,S,D keys to move around the map. Move your mouse cursor to aim. Click using your left mouse button to shoot. Press your right mouse button to zoom in for a better aiming. Reload your weapon by pressing the R key. Press your space bar to jump, use your shift key to crouch. Keep in your mind, that the game is currently in beta stage, but it will be receiving lots of updates in the near future. Let’s see how many opponents can you kill in this super cool FPS .io game online called Krunker.io!