Top similar games like Sub Optimal Co.:

A crew of players experience the tense atmosphere of a WW2 U-boat, manning the stations in this realistic co-op simulation game. Several crews may play together in a wolfpack, completing missions based on iconic events during the different stages of German U-boat warfare. Solo play included.

Yugo: the non-game is a virtual space where you can drive a car, listen to the radio, and invite people to talk and share the experience with.

This is the Free Non-VR version of IronWolf VR. A co-op submarine game with a light touch on realism, making the submarine sim genre accessible to a wider audience.

Get behind the wheel of 13 realistic city buses licensed by known city bus manufacturers such as Mercedes-Benz and MAN. Keep an eye on the traffic code and drive your passengers safely to their destinations through five characteristic city districts.

Assemble your friends in a squad in this satisfying and challenging cleaning game. Get paid by cleaning different types of properties by removing trash, mopping stains and doing other cleaning tasks. Upgrade your gear to be able to take on bigger projects to become the best squad out there.

Decode alien recipes and cook peculiar dishes while solving puzzles and work as a team to become the greatest fast-food service in the universe!

Muster your fireteam, blast through the corrupted denizens of an ancient, sunken civilization, and wield godly powers in Abyssus – a fast-paced cooperative FPS and roguelite brinepunk adventure.

Experience general aviation as never before! World of Aircraft is a series of stand-alone simulators that each focus on a specific kind of flying. World of Aircraft: Glider Simulator includes a series of (motor-) gliders and tow aircraft based on a high definition flying area.

Party Universe invites you to a cosmic celebration of friendship and competition! Gather your crew and embark on adrenaline-pumping adventures across a galaxy of fun. Unleash your teamwork skills and outshine your rivals in this ultimate multiplayer experience!

MudRunner is the ultimate off-road experience putting the players in the driver seat and dares them to take charge of incredible all-terrain vehicles, venturing across extreme Siberian landscapes with only a map and compass as guides!

Slotracers VR is a full slotracing experience built for VR. Race miniature cars against your friends on race tracks created by yourself, your friends or the community. Build your own tracks together with your friends and share them on the Steam Workshop for other people to enjoy.

Embark on 3D online multiplayer escape rooms in Escape Party. Solve puzzles, test your speed, and conquer challenges together.

Ever wanted to play golf with your friends.... Well now you can! With Multiplayer Lobby's of up to 15 Players! Crazy Golf Party is coming to steam soon and is ideal for casual players that want a fun game to play with friends!

One-armed cook is a chaotic co-op cooking game for up to 4 people. Work as a team or cook on your own, set your own pace, and don't let the stress of a full restaurant catch up to you. The goofy physics-based aspect of the game gives this cooking game a new twist.

Run, grow and defend the UK's last Fish and Chip Shop. Your chippy is under threat from an impending invasion; you have 30 days to prepare. Upgrade your shop, unlock better recipes, purchase new equipment and more!

Pipeline VR is a hectic virtual reality puzzle game, that pits you against a rising tide of torrential water. With the residents of Pipesville in desperate need for plumbers, can YOU solve their plumbing emergencies?

Firefighting Simulator lets you experience what it means to fight fires up close as an active part of a major US city's firefighting crew - together with up to 3 friends in the co-op multiplayer- or in the single player mode.

IronWolf VR is a roomscale submarine game playable either singleplayer or online co-op with motion controls. Built from the ground up for VR, each part of the submarine has been crafted for an optimal VR experience.

Moving Out is back and wackier than ever, and now with ONLINE PLAY! Return to Packmore and use your moving skills across brand new dimensions and some old favourites. Help rebuild Smooth Moves and become an all-star F.A.R.T. (Furniture Arrangement & Relocation Technician)!

Dive into DrainSim and seize control of the floods! Clear the city's submerged streets, with a huge range of different tools from rakes to submersible pumps. Embrace the satisfaction of restoring the water flow. Become the city's hero, one drain at a time.

Explore the ice-encrusted ocean of Jupiter's moon Europa.

Rolus is an atmospheric low-poly combat racing game, inspired by 90s CG renders, vaporwave, and just retro graphics as a whole. Providing an aesthetic and nostalgic racing experience, even if you don't want it.

Astrophobia is a low poly 4 player co-op alien hunting game. Use the equipment to find out what type of alien you and your team are dealing with and capture it from the premises.

The world of coach drivers awaits you! Drive along motorways and country roads to the bus stations in over 40 cities in Germany. Thanks to the cooperation with FlixBus and true-to-the-original MAN buses, you will experience the game world in a realistic way.

Fight fires for fun and profit in this unpredictable and frantic multiplayer game. Team up with friends, take on daily challenges and climb to the top of the corporate firefighting ladder. More than one way to become a hero!

First-person escape game, playable solo or co-op with up to 4 people. Solve riddles of a reclusive alchemist that trapped you in his workshop. Brew potions and overcome challenges as he laughs at your failures and makes light of your successes...But what if things are not what they seem?

Off to the next round! Experience a new omnibus simulator with OMSI 2 and start discovering Spandau while driving the omnibus. OMSI 2 is the successor of the well-known and awarded omnibus simulator "OMSI - The Bus Simulator".

Immersive first-person cooperative experience, where you will face enigmatic challenges in order to escape from labyrinth of CubeLoop.

Pneumatic Panic is a physics-based chaotic co-op road trip game for one to four players. Working as a team, you and your fellow companions must arrive at the campgrounds with your supplies, avoiding obstacles along the way.

Dumbass Drivers! is a cheap and cheerful arcade racing game that has you hurtling head-on towards retirement! 16 tracks and 4 missions make it time to fasten your seatbelt and leave all those other dumbass drivers behind!