Some popular two-player games are "Minion Job" and "Pou and Princess Love 2." Both of these games offer each player different keys to move and many levels to enjoy for free.
Two players can work together or compete against each other in "Minion Job." In order to move to the next level, the players must avoid obstacles and gather up the wrenches for the minions. The levels have buttons and levers that need to be pressed in a set pattern to move forward.
In "Pou and Princess Love 2," both players work together to gather up all of the hearts and reach the house at the top of game by jumping and working together.