Agar.io vs Arrow.io
Agar.io
Agar.io is one of the very first and very popular IO game. Players in this game play as cells that have the unique abilities to eject mass and divide as they fight it out in a 2D arena. Despite being rather minimalistic, the arena itself contains plenty of "food pellets" that you can gobble up to expand your cell mass as well as other obstacles that may either help or obstruct you when you encounter an opponent that you have no way to beat. The game is not only very addictive and competitively casual; it is incredibly strategic and players that excel in it need to have excellent aim as well. You can even customize your cell with a variety of pictures (mainly fun memes or countryn flags), colors and more!Agar.io is definitely a game that will render any productive time you may have into an unproductive one. If you're looking to pass time, this is the game to play!
Arrow.io
Arrow.io is a simple yet addictively fun and competitive MMO game where you run around an arena collecting blue gems, hunting down other players, and trying to stay alive for as long as you can. Available on only Android and iOS (those are the official ones), this game can be played via the 2 virtual joysticks on both sides of your screen - one is for movement and the other, to shoot at your preys. There are tons of cute block-like heroes to play as, each of them have their own preferred way to kill whether ranged or melee and will offer you a slightly different game experience. The map also has many walls which act as barriers for you to take cover as necessary.Arrow.io may be a very simple-looking game, but it is among the most popular IO games there is on the mobile platform. If you love multiplayer PvP games that you can immediately hop into, this is a great IO game to play. Do check it out!