Games like SpaceChem on Steam
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Squishy the Suicidal Pig
From the creators of Hero Siege, Squishy the Suicidal Pig is a puzzle platformer with a counterintuitive goal where you play as Squishy, a pig wearing a yellow sweater who's trying to reach his parents in animal heaven by completing his deal with the devil.You asked for a challenge, now you have it!
Stealth Bastard Deluxe
Armed with only your wits and a pair of Stealthing Goggles, it’s your job to sneak your way through a deadly facility that’s determined to extinguish your fragile little life.
Q.U.B.E: Director's Cut
Q.U.B.E: Director's Cut is the definitive version of the brain-twisting first-person puzzler. Using special high-tech gloves to manipulate cubes in the environment, the player solves an array of conundrums - from physics-based challenges; to 3D jigsaws; to platform-based trials.
Eryi's Action
One fine day, Eryi went to eat the melon that she had been SO looking forward to... but it was nowhere to be found! Then she noticed a note on the table. She picked it up and read: "Your melon looked delicious, so I took it. From Farta X" Fuming with rage, Eryi set out from her house to get her melon back from Farta.
Zen Bound 2
Wrap your way to bliss in Zen Bound 2, the unique down-tempo indie game! This is a different gaming experience: an opportunity to slow down, zone out and focus on a task that’s challenging but not stressful, a set of gentle puzzles for the mind and fingers to solve.
Teslagrad
A journey begins... A treacherous tower... Unravel its mysteries!Discover the secrets kept in the long abandoned Tesla Tower!Magnetism and other electromagnetic powers will help you explore a non-linear world of beautiful hand-drawn environments, in a steampunk-inspired vision of old Europe.
Fortix 2
Fortix 2 is best described as a reverse turret defense game. As Sir Fortix, the knight, you must conquer castles while dodging tower turrets and evil monsters. Fight your way across the shires of the island Artalom, storming from castle to castle.
The Impossible Game
The super-addictive and very, very hard platform game finally arrives on Steam - it's quite possibly the world's hardest game! As well as five classic Impossible Game levels, this desktop version includes an EXCLUSIVE new Level Editor.
Solar Flux
Travel across the universe and save dying suns from extinction in this unique and challenging puzzle strategy game. You are the last hope to bring salvation to a perishing universe as you collect and deliver fragments of plasma using your omni-directional ship.
Electronic Super Joy
Electronic Super Joy is a brutally hard platformer set in a world of pulse-pounding electronic music. Run, jump, smash & fly your way through 45+ weird & different levels, with low-gravity, world rotation, giant monsters & swarming missiles.
La-Mulana
LA-MULANA is an “Archaeological Ruin Exploration Action Game,” bringing the classic appeal of adventure with the punishing difficulty of retro-inspired gaming. Search inside ancient ruins, seeking out the “Secret Treasure of Life” – which sleeps in the sprawling ruins of “LA-MULANA” and is said to be the beginning of all civilization.
Critical Mass
Critical Mass is an action puzzle game that takes traditional match 3 and brings it into the world of 3D.
DETOUR
A true test your wits and spatial reasoning. Detour combines highway-building fun with the excitement of a competitive real-time strategy game. Construct a path for your convoy to reach its destination in this incredibly addictive title. With online multiplayer!
Akin
In this puzzle, you only have to draw one continuous line. There are 96 puzzles on "Normal"-mode and 96 puzzles in "Time"-mode. Each puzzles can have many different solutions. This is game is Steamworks integrated with achivements, badges, trading cards and more.