AssaultCube

Brain / Out is a multiplayer shooter with a nostalgic post-Soviet feel. Experience dynamic battles and exterminate your enemies with a large arsenal of modern weaponry. Lock'n'load!

Black Squad is Free to Play first-person-shooter military game, with Battleye support, dedicated servers, great shooting mechanics and amazing netcode. You can experience 10 different modes from classic to massive multi-play modes. And unlock new weapons and characters with currency given to the player after each match.

Critical Ops is a 3D multiplayer FPS designed for mobile. Experience intense action, where fast reflexes and tactical skills are essential to success. Start or join a clan and fight for domination alongside your friends, or show the world your skill by leading the individual scoreboard.

An improbably realistic shooter with magnificent graphics! As an American infantryman, you receive a task to capture the terrorist. Pass through 12 interesting missions in various corners of the Earth. In the game there’re 15 types of weapon. There is also a multiplayer (4 various modes) with possibility of game up to 10 people at the same time.

The #1 FPS is back on smartphone with a new chapter to push the boundaries of mobile gaming even further! In the wake of a nuclear disaster, the only chance to avoid global devastation is in the hands of the few elite soldiers who must track down and rescue the world’s leaders from a frighteningly familiar terrorist group.

Mission Against Terror, also known as MAT, is a multiplayer, free-to-play FPS. Launched into closed beta by Suba Games on September 3, 2010, it quickly got the attention of many MMO media sites to giveaway closed beta keys. Mission Against Terror entered into open beta on September 19, 2010, followed by its commercial launch on July 8, 2011. Official Website: https://mat.subagames.com/

MaskGun is a real-time online Multiplayer 3D First Person Shooter built for Mobile Devices

Mini Militia - Doodle Army 2 is all about intense multiplayer combat! Battle with up to 6 players online in this fun 2D cartoon-themed cross between Soldat and Halo, inspired by the original stickman shooter, Doodle Army.

A free-to-start version of the multiplayer component found in the Wii U-exclusive Devil's Third by Valhalla Game Studios released for PC.

Absolute Force Online is a first-person shooting game, which is the first in China to make use of the Unreal 3 Engine. Players can take on the roles of hardened mercenaries, either the fiendish Rotten Angels or the honorable Hands of Justice. They are able to use advanced weapons and military vehicles (aircraft and tanks) to fight battles in famous locations, mysterious islands, and modern cities from all around the world. There will also be campaign modes featured, where you can fight alongside your teammates against infected zombies and other dangerous enemies.