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Games like S.O.N.A.R. - Submarine Operators Not Actually Ready on Steam

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Pratfall A co-op game for 1-6+ players where you fall, dig, and explode your way down a dangerous cave system to find your lost dog. Catch your friends and watch your step on this journey full of traps, hazards, and the most deadly force of all: gravity. Will you jump into the unknown to rescue your dog?
Similarity 57%
Price 7.49€
Rating 8.7
Release 20 Apr 2026
Vade Retro : Exorcist Vade Retro is a PvP exorcism game up to 4 player. Play as Demon and make your opponents go through hell, or join the exorcist team by choosing a specialty to save victims from the devil's grip in this action-packed experience.
Similarity 57%
Price 5.69€
Rating 6.8
Release 27 Oct 2022
Scam Line Scam Line is a 4–8 player social deception game where your party will face different challenges. Become a liar, a manipulator, a cheater, or find your own path to victory
Similarity 57%
Price -20% 5.59€
Rating 7.9
Release 03 Nov 2026
Somewhere in the Shadow Woke up in strange dark spot. Who has done it with you? And why? Try to get out from that scary place and stay alive...
Similarity 57%
Price 2.99€
Rating 7.6
Release 23 Aug 2021
BattleBlock Theater Welcome to BattleBlock Theater! You’ve got no where to go but up...on stage. Play single player or co-op to free your friends and save Hatty Hattington! Jump, solve and battle your way through a mysterious theater inhabited by highly technological felines.
Masterpiece
Similarity 57%
Price 14.99€
Rating 9.5
Release 15 May 2014
Stowaway An 10 player online social deduction game inspired by games like Among Us & Town of Salem, where the stowaway is tasked with killing the crew before they reach land!
Similarity 57%
Price 3.99€
Rating 7.2
Release 06 Nov 2020
Stars End Stars End is a sci-fi survival sandbox set on the wild frontier of a distant star system. Play solo or host your own server as you craft, build, and battle to survive in a galaxy shaped by danger, discovery, and your own grit.
Similarity 57%
Price -93% 1.42€
Rating 6.1
Release 08 Jan 2023
Human Fall Flat Human Fall Flat is a hilarious, light-hearted platformer set in floating dreamscapes that can be played solo or with up to 8 players online. Free new levels keep its vibrant community rewarded.
Masterpiece
Similarity 57%
Price -70% 5.99€
Rating 9.4
Release 22 Jul 2016
Gang Beasts Gang Beasts is a silly multiplayer party game with surly gelatinous characters, brutal slapstick fight sequences, and absurd hazardous environments, set in the mean streets of Beef City.
Similarity 57%
Price -63% 7.19€
Rating 8.4
Release 12 Dec 2017
Log Riders Join a fun adventure by rolling a log together! In this 2 player co-op platformer, become lumberjacks with your friend and keep your balance while moving forward on a log. Overcome obstacles by moving back and forth, reach the goal, and never give up. Knowing how to get back up matters.
Similarity 56%
Price 4.99€
Rating 6.8
Release 12 Feb 2026
Mosa Lina a hostile interpretation of the immersive sim, where nothing is planned, and everything works
Similarity 56%
Price 7.79€
Rating 9.0
Release 17 Oct 2023
Parisian Bistro Simulator Run your Parisian bistro in the heart of Paris, solo or in co-op with up to 8 players! Curate your menu, manage supplies, serve customers, and expand with new floors, a terrace, and a rooftop to become a true Parisian institution.
Similarity 56%
Price 19.99€
Rating 8.6
Release 18 Sep 2026
Volleying Dive into predictably unpredictable matches where physics reigns supreme! Master the wacky movement, use timely dashes, and trigger explosive game-changing items in arcade mode. Volleying delivers fast-paced, pure physics-based fun perfect for solo play or chaotic local/remote matches with friends.
Similarity 56%
Price 2.09€
Rating 6.8
Release 15 May 2018
Barfender: CO-OP Bar Simulator Barfender is a chaotic 1–4 player co-op bar sim where you pour drinks, clean disasters, stop fights, and try to keep the bar alive while everything falls apart. Build the place, serve the crowd, survive the night.
Similarity 56%
Price 13.49€
Rating 8.8
Release 12 Oct 2026
Super Sus Welcome to join the multiplayer social deduction game - Super Sus! Engage in intense gameplay with global players, as you strategize to safeguard your spaceship from the cunning Impostors determined to sabotage the mission and eliminate everyone aboard!
Similarity 56%
Price Free to play
Rating 7.0
Release 30 Jul 2024
Viscera Cleanup Detail In Viscera Cleanup Detail, you step into the boots of a space-station janitor tasked with cleaning up after various horrific sci-fi horror events. Instead of machineguns and plasma-rifles, your tools are a mop and bucket. That hero left a mess, and it's up to you to deal with the aftermath.
Similarity 56%
Price -66% 4.38€
Rating 9.1
Release 23 Oct 2015
WASD : The Adventure of Tori WASD : The Adventure of tori is an online co-op game for 2–4 players, where each player can only use their automatically assigned key (W, A, S, or D). Even a small mistake can make the team fail, so talk with your teammates and work together! You’ll learn the rest by crashing into it… a lot.
Similarity 56%
Price 3.99€
Rating 7.9
Release 02 Oct 2025
WE ARE SO DEAD A co-op seance communications game where one of you died first, and only you can see what's killing the others. Your only voice is a Ouija board your friends keep misreading. Guide them down 9 floors of a haunted house and banish the demon before sunrise. 2-6 players. Brain required.
Similarity 55%
Price 8.15€
Rating 7.0
Release 17 Aug 2026
Chained Together Climb up from the depths of Hell. Scale various worlds solo or chained together with your friends in the 1-4 player platforming sensation.
Similarity 55%
Price -45% 2.78€
Rating 8.8
Release 19 Jun 2024
Grounded The world is a vast, beautiful and dangerous place – especially when you have been shrunk to the size of an ant. Can you thrive alongside the hordes of giant insects, fighting to survive the perils of the backyard?
Similarity 55%
Price 39.99€
Rating 8.9
Release 27 Sep 2022
PICO PARK 2 PICO PARK is back with all new levels! Play with 2-8 players locally or online in this co-op action-puzzle game!
Similarity 55%
Price -31% 5.22€
Rating 8.5
Release 12 Sep 2024
Chained Wheels Embark on a chaotic co-op drive in Chained Wheels, where two vehicles are chained together and every move turns into a shared adventure or a DISASTER.
Similarity 55%
Price 4.99€
Rating 6.7
Release 27 Mar 2026
Among Us An online and local party game of teamwork and betrayal for 4-15 players...in space!
Similarity 55%
Price -44% 2.52€
Rating 9.1
Release 16 Nov 2018
We Were Here Expeditions: The FriendShip Partner up with your friend online and set sail for an unforgettable puzzle adventure in this bite-sized standalone We Were Here experience. Work together to overcome brain-teasing challenges and make fun memories, using your best communication, teamwork and trust skills.
Similarity 55%
Price -63% 1.51€
Rating 8.9
Release 14 Sep 2023
Stumble Guys Ready for the chaos? Stumble Guys is a 32-player, fast-paced multiplayer party royale where players dash, jump, and fall across hilarious obstacle courses in a fun race to be the last one standing.
Similarity 55%
Price Free to play
Rating 8.4
Release 07 Oct 2021
SOS OPS! SOS OPS! is more than a game. Your task is to save the city. You will find yourself in the epicenter of madness, where co-op missions with friends will raise the adrenaline to the limit!
Similarity 55%
Price -25% 3.75€
Rating 7.9
Release 30 Nov 2023
Subnautica 2 Subnautica 2 is an underwater survival adventure set on an all-new alien world, developed by Unknown Worlds. Play alone or with friends in 4-player co-op. Adapt to survive by building custom bases and crafting tools. Explore the unknown to uncover the mysteries hidden within the depths.
Similarity 54%
Price 29.99€
Rating 9.0
Release 14 May 2026
DUBIUM DUBIUM is a survival deception game set in a near future sci-fi environment. Five Frontiers must work together to complete different missions to escape before it’s too late. But beware, one of the Frontiers is a Traitor whose goal is to escape and leave the others to fall into the abyss.
Similarity 54%
Price Free to play
Rating 6.2
Release 14 Jun 2023
Forest Escape: Last Train Forest Escape: Last Train is a co-op surreal horror game for 1–4 players. Explore bizarre nightmare locations, gather resources, solve the insane Warden's twisted puzzles, and keep your locomotive running as you fight to escape his unhinged world.
Similarity 54%
Price -20% 7.99€
Rating 7.7
Release 10 Jul 2026
Castle Crashers Hack, slash, and smash your way to victory in this award winning 2D arcade adventure from The Behemoth!
Masterpiece
Similarity 54%
Price 11.99€
Rating 9.5
Release 26 Sep 2012
Keep Digging Keep Digging is a digging survival craft game for up to 8 players. Explore a procedurally generated 5000m underground world, bring back ores, blueprints, and fossils, then use the smelter, forge, and enchantments to build your gear! Team up in co-op or compete for items in PvP.
Similarity 54%
Price 7.19€
Rating 7.6
Release 11 Sep 2025
Don't Starve Together Fight, Farm, Build and Explore Together in the standalone multiplayer expansion to the uncompromising wilderness survival game, Don't Starve.
Masterpiece
Similarity 54%
Price -65% 5.28€
Rating 9.3
Release 21 Apr 2016
Bar After Bar Bar After Bar is a multiplayer game where 5 friends drive to the top of a mountain. You will be mixing drinks and throwing them at each other the whole way up. The drunker you get, the harder it is to drive. How far can you make it?
Similarity 54%
Price 6.99€
Rating 8.1
Release 24 Aug 2026
Spacelines from the Far Out Run your own 60s-inspired space-age alien airlines in this randomly-generated chaotic 1-to-4-player local and online co-op game!
Similarity 54%
Price -48% 6.52€
Rating 7.1
Release 09 Jun 2022
Witch It Witch It is a multiplayer hide & seek game set in a vibrant, magical world. Brave hunters seek hidden witches that curse their villages!
Similarity 54%
Price -90% 2.09€
Rating 8.7
Release 22 Oct 2020
Struggling Struggling is a physics-based co-op platformer with a twisted spin on teamwork. Control the arms of a squishy abomination and lead it through a deranged world.
Similarity 53%
Price -96% 0.53€
Rating 8.2
Release 27 Aug 2020