Top similar games like Calcium Contract:
Calcium Contract $15.99
Calcium Contract is a fast-paced first-person shooter where you're on a mission to finish a contract that got out of hand. Learn to swiftly move around your enemies and master your arsenal as you fight your way toward the grand finale. Includes a unique score-attack mode in ever-changing arenas.
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SPICESHIFTER$24.99
Spiceshifter is a single-player game in 2.5D abstract graphics. The essence of the gameplay is to destroy hordes of enemies with the help of a wide variety of weapons, such as brass knuckles, magic or shotguns.

PHOBOS: PSYCHODEATH 狂死$5.99
PSYCHEDELIC SHOOTER!

YRek Lost In Portals$2.99
An Action-Adventure First Person Shooter, with big boss fights encounter and dungeon exploration. Fps inspired by the old Fps of the 1990s, Getting ammo, weapons, and health to survive the Adventure against enemy foes is the game about.

KIKURA$4.99
The second installment of the "刻一刻(KIK)" series!"Utsushiyochigai"It is a world that exists parallel to the present world in which we live, a world inhabited by gods and Yokai.This story is a new generation Urashima Taro, in which two girls confront yokai in order to solve the cursed beach incident!

Post Void$2.99
Post Void is a hypnotic scramble of early first-person shooter design that values speed above all else. Keep your head full and reach the end; Kill what you can to see it mend; Get the high score or try again.

Into the Pit$14.99
A fast-paced retro-FPS roguelite! As a member of a family of lore-hunting mystics you are summoned to a cursed village, drawn by rumors of a demonic portal. Dark magics have overwhelmed the village, It's up to you to rescue the survivors, grow your powers, and journey forth INTO THE PIT.

illWill$19.99
Eliminate hordes of monsters in a thrilling first person shooter - ILLWILL.

YetiFree$4.99
YetiFree is a retro role reversal of the 90's classic SkiFree. Smash, slam, and blast your way down the slopes to rack up the highest score. The Yeti must feed!

HYPERJUSTICE$4.99
Sprint through neon-stained Miami as you battle the mob and try to prevent the distribution of a world-ending drug. HyperJustice is a fast-paced third-person shooter inspired by 1980’s cop movies and television.

Extraneum$14.99
Extraneum is an old-school, sci-fi single-player first person shooter with an emphasis on exploration and secret hunting. Fight your way through biohacked monstrosities and stop their progress before they take control of the entire world.

Dadish 3D$14.99
He's a dad AND a radish. Dadish's kids are missing and he needs your help to find them! Explore an exciting world, face off with fast-food themed foes, and reunite Dadish with his missing children in this challenging 3D platforming adventure.

First Person Stapler$1.99
Clear targets in your office call center and race to the exit in this ridiculous, stapler-centric target shooter.

Castle Break$4.99
Breakout game + physics + shooting + building. Use your mouse like in air hockey to kick enemy bombs back into the evil Black Castle! Destroy enemy towers rockets and lasers. Build your base to protect your little dudes - you need them to win

Gorescript$5.99
Gorescript is a classic first person shooter game, inspired by the great old FPS games that defined the genre. Fight your way through 18 handcrafted levels of frantic action paced gameplay, from easy to hardcore levels of difficulty.

Bears In Space$19.99
Unleash your inner bear in this over-the-top bullet-hell FPS! Embark on a zany retro-futuristic adventure and destroy oil-thirsty robots with an outrageous arsenal. Transform into a bear, wield unique powers, and embrace the absurd fast-paced action of Bears in Space!

Desecrators$14.99
Desecrators is a retro FPS inspired by '90s six-degrees-of-freedom shooters. Plunder your way through the galaxy to destructive weapons and technology powerful enough to take on the ultimate heist: The legendary vaults of the Galactic Treasury.

Assau!t$1.99
The new Assau!t is a PICO-8 defense first-person shooter. These scary enemies that are coming to you.. All we have to do is stop the approaching enemies. Shoot! Shoot!

Supplice$14.99
Supplice is a stylish throwback shooter inspired by the mid-90s FPS glory days and the legendary Doom modding community. Mixing the retro stylings of 90s era shooters with colorful graphics and frantic gameplay, it creates an experience that's ever so familiar but also exciting and fresh.

ParaSHOTical ARKtiviBeatings$4.99
Celebrate 10 years of Paranautical Activity with ALL of Code Avarice's FPS innovations packed into a single wacky package! Navigate through procedural levels and collect iconic Paranautical Activity items to power yourself up as you murder your friends in an Arkshot-like PVP multiplayer frenzy!

Polygon Hunter$9.99
Polygon Hunter is a fast paced third-person shooter in which a child falls asleep in geometry class and in his dream faces polygonal figures , at cute scenarios inspired by different countries of the world, to achieve his goal he must clear level after level, will you help Eddie and his teammates?

Veg out Crew FPS$4.99
You are Carro, the lone carrot on a mission to take back the Veg out World from all the moldy fruits and vegetables. Make sure your locked and loaded for some fun, old school, retro, shooter action.

Zerograve$8.99
Pilot a nimble combat drone in zero gravity with six degrees of freedom. Blast your way through tons of robots and break apart huge bosses on your way to the station mainframe. Experiment with the dual loadout system to find the weapon combinations that suit your playstyle best!

COVEN$14.99
COVEN is a hyper-violent retro FPS where your path of vengeance will take you across time and space. Destroy your enemies and eat their flesh.

Goldenheart$9.99
You have entered a foreign land in the course of an expedition and become involved in an otherworldly mystery. Tuldenorrea is a deceptively simple world, balanced delicately between the extreme forces of a magical universe.

Many Minigames$4.99
Singleplayer Wario Ware-like minigame collection with a challenge mode and global leaderboard.

FISHGUNFREE
FISHGUN is a chaotic fish-person shooter where you feed your sentient gun random upgrades to defeat hordes of evil fruit.

Gauntlet$2.99
Working as a common grunt for CannoSec, you have been chosen by the owner to be a candidate as a distinguished Elite. A position thousands in CannoSec work hard to attain. However, you have to show CannoSec that you are a worthy candidate through the Certification Run. Are you meant for this?

Cube Space$0.99
Cube Space is a minimalist arcade Shoot `em Up game set in space. You control a spaceship and your task is to score as many points as possible by destroying enemies and obstacles in your path.

Gravelord$19.99
Gravelord is a fast-paced boomer shooter voiced by a badass protagonist featuring hand-crafted levels filled with secrets and hordes of enemies to kill. Dish out some brutal carnage with powerful guns and collect Tarot Cards to gain even more killing power. Let's put the fun back in funeral!

Polygon HellFREE
A multiplayer PvE first person shooter where you have to kill hordes of animals and insects to save the world. Embark on a semi-Non-Euclidean journey to the unknown and make it difficult to follow your footsteps.

Hype Prototype$2.99
Hype Prototype is a 3D arena third-person shooter in the prototype style. Endless bullets make the game as dynamic as possible. Each level consists of a separate arena, you need to pass it and get into the portal. The game is great for training your aim

Paradox Vector$9.99
Explore impossible mazes while battling the Ancient Ones and their bio-mechanical servitors in this retro first-person, Lovecraft inspired shooter. Paradox Vector's graphics are inspired by the old-school vector graphics games of the early 1980's.

Caverns of Evil$4.99
Battle your way through the levels, search for the gear you need to stay alive, and find the exit to the next level. Explore entirely new procedural levels every time, just to see how many you can get though.

The Reflection$1.99
The Reflection explores the connection to an alternate dimension that contains all the matter of the world inverted. From the surface, there appears to be simply a reflection of light, but submerging into the water reveals that this world is completely tangible, mirroring the world perfectly.

CRUX$12.99
Crux is a fast-paced single-player arena shooter roguelike, where you face waves of enemies, unique bossfights and earn powerful magic abilities across 13 arenas. Master your fluid movement, trusty arsenal and the power of the blood gods to reach the top of the CRUX Champions Leaderboard!

Run and Retry$9.99
In this fast and demanding game, the player must demonstrate mastery to managing his skills, in order to beat the world record. The gameplay is geared so that players can challenge each other.

Aim Expert$8.99
Aim Expert is a skill based aiming simulator providing arcade style levels and standard aim training modes. Challenge yourself in all aspects of aiming and climb the leaderboards to showcase your skills.

Hands of Necromancy$4.99
Hands of Necromancy is a Dark Fantasy FPS metroidvania, inspired by classics such as Heretic and made with the GZDoom engine. Wield weapons, magic or transform into a fearsome monster to slay your foes, then raise them as undead servants and unleash even more carnage to become a master Necromancer!

Cathedral 3-DFREE
👹 Puny humans have entered your domain and think they can chase you out of it – prove them wrong. Use your fiery breath and incredible agility to defend your Cathedral for as long as possible and let this fast-paced, arcade, endless arena FPS transport you back to the 90s! 👹

Chains of Fury$9.99
Welcome to Volume I of a high adrenaline, fast-paced Boomer Shooter where you have only one goal: spread furious mayhem among the scumbags keeping you locked up. Stuck looking for an exit? Just punch through walls and then shoot the suckers behind them.

Bubble Blasters$9.99
Embark on a time-critical sci-fi challenge! Shoot giant bubble gums back to the machine before time runs out. Aim for a top spot on the leaderboards! Speed and precision are key in this thrilling arcade-style game!

Starfighter Renegade$2.99
Fly into battle across multiple bite-size levels of exciting 3D aerial combat! Do you focus on taking out the alien fighters? Or rescue the stranded inhabitants before they're abducted? What about the deadly terraforming virus sweeping the surface below?

Impaler Gold$4.99
Impaler Gold is a fast-paced minimalistic arena shooter - now expanded and improved. Summon spikes to slay monsters, build barriers, and propel yourself into the air. Challenge yourself in this highly replayable rogue-lite shooter inspired by the classics.

Baldi's Basics Classic RemasteredFREE
Escape Baldi's schoolhouse again in this new remastered version of Baldi's Basics Classic! Use stealth and strategy to collect all 7 notebooks and win! Featuring three games in one, gameplay improvements, a more authentic art style, accessibility improvements, and brand new ways to play!

STREET UNI X$19.99
Classic EXTREME sports at their best: on ONE WHEEL! Perform unicycle stunts and combos with style, smash goals, unlock new levels, characters, cheats, and more! REAL uni pros, REAL uni tricks, REAL underground jams, and REAL retro play that begs for one more run!

Truth Seekers$7.99
Truth Seekers is a horror multiplayer cooperative shooter game centered around hunting urban legends and folklore monsters. Find and craft items to aid in your attack, all while strategizing with others to learn the monsters' behaviors before they learn yours...

Sparedevil$11.99
Sparedevil is an arcade FPS with the graphic charm of classic '90s bowling alley animations.

Animalistic$8.99
Animalistic is a fast-paced, ultraviolent, and stylish indie FPS game where you brutally clear room after room of creepy humanoid animals. Featuring a story-mode and endless wave mode!

Lovely Planet 2: April Skies$9.99
A Very Cute First Person Shooter Game. Sequel to the most adorable and critically acclaimed FPS Gun Ballet of 2014.

Way of the Bullet$9.99
Discover your breath as you shoot your way through a whimsical madness! Slash and dash in a dynamic dance against hordes of enemies and bosses! Accept your losses, and bring a friend, it's time to go again...

BLOODKILL$9.99
BRUTAL First Person Shooter focused on action, gore and driving metal music.