O2GETHER is a co-op survival game with one shared oxygen tank. Untether from it to scout, grab loot, or save a friend, but your air is on a countdown. Drift back in time, or black out. Haul the tank through wreckage, dodge the chaos, and reach the space station before air runs out.
If you loved these, you'll love this
These are the games whose Steam tags are closest to O2GETHER's, with rare tags counting for more than common ones. How matching works
No game lists O2GETHER as one of its co-op favourites yet, so here are the closest matches by Steam tags instead.
What'Sub is a 4-player co-op submarine extraction game where you pilot a rust-bucket submarine into the depths of the Bermuda Triangle to recover treasure from the ocean’s seafloor. Gear up, descent, risk everything to bring your haul back to the surface, then dive again to ever deeper levels.
If you loved these, you'll love this
PEAK is a co-op climbing game where the slightest mistake can spell your doom. Either solo or as a group of lost nature scouts, your only hope of rescue from a mysterious island is to scale the mountain at its center. Do you have what it takes to reach the PEAK?
If you loved these, you'll love this
Enter unstable rifts, survive otherworldly creatures, and grab bizarre ingredients to fuel a secret brewery hidden beneath a British pub. Hazard Levels is a 1–4 player physics-driven co-op survival horror where the deeper you go, the stranger it gets. Just make it back before last orders.
If you loved these, you'll love this
Oh Ship! is a 1–4 player co-op space survival game where you and your crew coordinate to keep your ship running while space actively tries to destroy it. Salvage wrecks, fix systems, upgrade your ship, and survive the chaos.
If you loved these, you'll love this
Die on the job. Hijack facility security. Save or sabotage your surviving crew while they steal the data and race the last train home. Corporate co-op horror for 1 to 4 expendable robots.
If you loved these, you'll love this
Put on your thermos bags and head outside with your friends. You will have to deliver food to the aliens and make sure that the last company on Earth does not close down.
If you loved these, you'll love this
It’s co-op space survival fun, Jim, but not as we know it. This Means Warp is an intense spaceship management roguelite experience for 1-4 players. Explore a procedurally generated universe, upgrade your ship, battle dangerous enemies and adapt your strategies to survive in a hostile galaxy.
If you loved these, you'll love this
Explore alien worlds and launch Offensives against the Void as a member of the ESS Starseeker crew. Embark on timed Expeditions to investigate alien flora and fauna, upgrade your gear, and complete missions to save the Universe.
If you loved these, you'll love this
Swing your way through space to Capture Energy Crystals before the enemy team. Prevent your foes from capturing by obliterating them with an Orbital Strike Satellite, cracking open a Black Hole in a Jar or other various Power-Ups. Or, simply Yoink the crystal from them.
If you loved these, you'll love this
SOMNIUS is a chaotic co-op game for up to 6 players. Dive into collapsing dreams, turn anything into ammo, feed the portal to buy more time, and save the Dreamer before the dream burns away.
If you loved these, you'll love this
