Best Free Shooter Games for Browser in 2021!

Take part in huge intergalactic battles and take on the whole galaxy in DarkOrbit, the free-to-play browser-based space combat MMO from Bigpoint -- now in 3-D! Choose your faction and your ship, each with their own strengths, and take off into adventure!

Set in the distant future, when humanity is on the brink of extinction, StarBreak is a free-to-play platformer MMO with loads of exploration and fast-paced combat. Choose your class and follow your allies into combat in confusing mazes that are different every time you play, but watch out -- a boss lurks at the end of these zones, and if you die, you'll have to start completely over!

Dino Storm is a 3D RPG browser-based MMO by Splitscreen Studios. Players embark on a perilous journey to DinoVille, with nothing more than a change in their pockets, some ammunition, a loaded laser cannon, and your very own dinosaur.

Realm of the Mad God is a free to play 2D browser based cooperative MMO shooter with RPG elements and retro styling straight from the 8-bit era. Fight monsters in groups of up to 85 players!

Steel Legions is a free to play 3D strategy browser game from Splitscreen Studios, where four factions struggle for domination. It combines great 3D visuals with accessible, fast-paced PvP (player-versus-player) action.