Apps with 'Online co-op' feature

Venture into endless 3D worlds where creativity meets exploration and survival. Craft, build, and explore to your heart’s content against ongoing challenges.

Luanti is a near-infinite-world block sandbox game and a game engine, inspired by InfiniMiner, Minecraft, and the like.

Portal™ is a puzzle game from Valve. Set in the mysterious Aperture Science Laboratories, Portal has been called one of the most innovative games on the horizon and will offer gamers hours of unique gameplay.

Experience action-adventure gameplay in open-world settings, with missions and side activities set in cities reflecting American locales.

Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. The world is your canvas and the ground itself is your paint.

Veloren is a multiplayer voxel RPG written in Rust. It is inspired by games such as Cube World, Legend of Zelda: Breath of the Wild, Dwarf Fortress and Minecraft.

Team Fortress 2 (TF2) is the sequel to the game that put class-based, multiplayer team warfare on the map. One of the most popular online action games of all time, TF2 delivers constant free updates including new game modes, maps, equipment and, most importantly, hats.

Zenless Zone Zero is an action role-playing game. The player assumes the role of a Proxy (the protagonist known as Wise or Belle), a character who helps others explore the hostile alternate dimensions called Hollows.

Unreal is a series of first-person shooter video games developed by Epic Games.

Third-person shooter combines anime-style action with switchable 2D and 3D modes, offering multilayered maps, tactical skills, and diverse gameplay.

A game famous for geting you hooked from the start. You build and optimize a factory and well, its addictive.

No Man's Sky is an action-adventure survival video game developed and published by the indie studio Hello Games.

Very successful MMORPG with no monthly fees. PvE and PvP, heavily instantiated. Manageable heroes for your party as well as hero-NPCs. 8-skill-deck and attributes, changeable in every outpost to adjust Skills to play-style, team and preference.

Red Eclipse is a fun-filled new take on the first person arena shooter, built as a total conversion of Cube Engine 2, which lends itself toward a balanced gameplay, with a general theme of agility in a variety of environments.

Borderlands is a first-person shooter mixed with role-playing game (experience, specializations) that takes you to a mysterious planet, looking like a futuristic Wild West.