One Last Try

(06/10/2022)

• Action
• Casual
• Strategy
• Platformer
• Co-op

Build. Fight. Survive. Play with friends or by yourself in this platform co-op game for up to 4 players. Use a Minigun, a Flamethrower, or a Jetpack. Upgrade weapons. Place your defenses. Survive longer than you did last time.

One Late Night: Deadline

(21/12/2014)

• Adventure
• Action-Adventure
• Survival
• Indie

One Late Night: Deadline continues the story of One Late Night, a horror/mystery game where you play the role of an office worker caught in the middle of the paranormal activity that has broken out in a seemingly ordinary office building. Freely explore the 5 story office complex that houses several different companies.

One Lie

(29/02/2024)

One Lie is a choice-driven adult visual novel about a young man not having the best start to his adulthood. His best friend betrays him and he decides to start his life somewhere else. Will he find peace, love and new friendships? Of course, he will. With whom? That's up to you.

One Life Clicker

(23/08/2023)

• Puzzle
• RPG
• Simulation
• Survival
• Sandbox

A unique idle clicker game with RPG elements. Contains a hardcore survival mode with only one life available and a full progress reset

One Life - Parkour Project

(26/07/2023)

• Action
• Strategy
• Early-Access
• Multi-player
• Open-World
• Sports
• E-Sports

Are you looking for a REAL parkour game but haven't found anything? One Life - Parkour Project is the one for you! Relax, headphones up, customize your character and do parkour... EVERYWHERE!

One Life To Alice

(11/08/2023)

• Action
• Adventure
• Action-Adventure

This game consists of two interconnected parts. The first part is a visual novel about a girl named Alice, living in the near future. The pleasant visual presentation and a story based on real events will not leave you indifferent.

One Line Coloring

(19/08/2020)

• Casual
• Singleplayer
• Puzzle
• Building
• Indie

A vibrant world of colorful shapes awaits! Connect the dots to uncover charming objects in this colorful take on a classic paper puzzle game. Complete lively dioramas and relax yourself in the pastel world of One Line Coloring.

One Little World

(03/12/2024)

• Action

What is One Little World? A unique collection of mini-games featuring puzzles and action. Play "BoxMover," inspired by Sokoban, and "SuperAlien," a shooting-style game. Aim for high scores or clear stages for fun!

One Long Night with the Circleheads

(28/07/2024)

• Survival

It's the worst storm in years. You're on the run and must seek shelter in a nearby shed. Little do you know that the sphere-headed beings that inhabit it have FUNFUNFUN plans for you... Can you survive One Long Night with the Circleheads?

One Man Army VR

(06/03/2018)

• VR

One Man Army VR !! Get ready for the Next Generation in Virtual Reality First Person Shooters !! Your team is dead and you must protect the base ! GOOD LUCK !

One Man Is Not No Man

(17/03/2016)

• Action

Do you want to fight with a sword? Do you want to feel like a hero? "One Man Is Not No Man" project will quench that desire! You will defend the castle from the army of enemies on your own!

One Manga Day

(03/05/2015)

• Adventure
• Casual
• Indie

Manga are comics created in Japan. The problem for most people is, as they're made in Japan they're only produced in Japanese; someone has to translate them to English! Is one man able to accomplish this? Is there more to his team's relationships other than business? Can everything in a translator's life be simple and clear?

One Many Nobody

(09/10/2022)

• Adventure
• Singleplayer
• Puzzle
• Platformer
• Indie
• Remote-Play

The future of humankind is at stake. The planet's energy resources have run out and the need to find an alternative energy source has become the main priority, at any cost. Are you willing to accept your fate in this pixel art puzzle-adventure game set in a futuristic dystopic world?

ONE MAP - Never Ending Battle Royale

(26/03/2025)

• PvP
• Cross Platform MP
• Action
• Strategy

One Map is an online shooter where the entire world fights in the same never-ending battle. No lobbies, no waiting—just instant action. The dynamic map adjusts to the player count, ensuring non-stop combat. Survive, compete, and help break the world record for the most players online in a game.

One Military Camp

(19/07/2023)

• Singleplayer
• Strategy
• Building
• Sandbox

Build your own military camp, manage the economy, recruit the best candidates and train them to become elite specialists. Send them on missions across the land to end the war once and for all!

One Million Stars

(30/03/2025)

• Action
• Remote-Play

Get stars, avoid monsters. The rules are simple, but the goal massive. Pilot 4 different ships, choose stackable upgrades, and grab wild powerups in an endless, dynamically generated roguelite arcade space adventure. Take each run as far as you can, banking progress on the road to ONE MILLION STARS.

One Million Worlds

(28/03/2019)

• Adventure
• Casual
• Early-Access
• Building
• Sandbox

One Million Worlds is a block world, but unlike other block worlds it's not focused on buildings and architecture but on machines and movement. One Million Worlds is a blockworld with physics which means you can create things that not only look cool but are cool, because they work.

One Minute

(22/02/2025)

• Action
• Casual
• Singleplayer
• Arcade
• Indie

Dive into a frenetic chaos with One Minute, a fast and addictive roguelite! Unlock varied mini-games, collect cursor skins, and improve your scores to shine in the global leaderboard.

One minute of death

(17/12/2018)

• Action

O.M.O.D. is pretty difficult platform game.

One Mistake

(19/11/2024)

• Adventure
• Platformer
• Indie

Lead Bulb, a fearless robot, through two parallel worlds – the mysterious Black World and the electrified Positive-Negative World. Shift charges, solve puzzles, and leap through danger in this thrilling single-player adventure where every move counts… and one mistake can change everything.

One more! 🍺

(08/08/2024)

• Action
• Casual
• Indie

Every second you drink, your chances of getting dizzy increases. Put down a mug to sober up. Try to outdrink everyone in Steam!

One More Day

(14/04/2024)

• Casual
• Arcade
• Shooter

¡Welcome to One More Day! Embark on an exciting and challenging experience where fashion and survival intertwine in this pixel art 2D game. Confront the dark threat of endless hordes of zombies as you embody a brave hero, equipped only with trusty underwear! Survive One More Day.

One More Dungeon

(22/11/2015)

• Action
• Singleplayer
• RPG
• Simulation
• FPS
• Indie

One More Dungeon is a first person shooter roguelike with procedurally generated levels and pixel-art graphics.

One More Dungeon 2

(18/09/2022)

• Action
• Singleplayer
• Shooter
• FPS

One More Dungeon 2 is a First Person Dungeon Crawler Roguelite where you play as a human being captured by Giant Sentient Snails

One More Gate : A Wakfu Legend

(11/09/2023)

• Adventure
• Singleplayer
• Strategy
• RPG
• Simulation
• Card-Game

One More Gate is a rogue-lite deck-builder that combines exploration and turn-based strategic combat. Head out to discover fantastic places, master the power of Wakfu to create destructive card combos, and defeat all those who would stand in your way!

One More Hound!

(07/03/2024)

• Beat-em-up

One More Hound! is a hand-draw roguelite game where you'll fight against waves of enemies with unique characteristics, unlock new powers and beat your own records one match after another!

One More Line

(27/08/2015)

• Action
• Arcade
• Remote-Play

ONE MORE LINE is a highly addictive, one button, space disco, skill timing game! Steam edition features 2-4 player local multi-player and no advertising. All for a very low price! Can you put a price on fun though?

One More Night

(17/11/2016)

• Action
• Strategy
• Early-Access
• Shooter
• Co-op
• Indie

Grab up to 3 friends to fortify a graveyard camp and hold off hordes of undead using tons of weapons and buildings!

One More Night

(29/07/2024)

• Action
• Adventure
• Casual
• Puzzle
• RPG
• Simulation
• Shooter
• Action-Rpg
• FPS
• Sandbox
• Remote-Play

One More Night is an elite, Anime Waifus-Realistic tactical team-based shooter where superior planning and execution triumph, offers a unique style mixing the best of FPS genre, made with the latest technologies in unreal engine 5.

One More Question

(17/12/2024)

• Adventure
• Puzzle
• RPG
• Simulation
• Trivia

A game utilizing the concept of “Situation Puzzles”, One More Question gives a new perspective on familiar quizzes, presents a backdrop and story to immerse yourself in, and give a workshop editor of your own to share your own puzzles with others. Enjoy!

One More Roll

(01/11/2018)

• Action
• Adventure
• Arcade
• Early-Access
• Platformer
• Indie
• Racing
• Remote-Play

One More Roll is a marble game heavily influenced by Super Monkey Ball & Marble Blast. So far the game has 100+ Levels across 7 different worlds with many more to come in the future. Enjoyable both for casual players and hardcore speedrunners.

One More Shooter Game

(27/11/2023)

• Indie

Your mission is simple but crucial: you must eliminate a specific number of enemies in each level to advance. The planet relies on your shooting skills to prevent the plague of these enemies from expanding.

One More Shot

(28/04/2020)

• Action
• Multi-player
• Shooter
• Sports
• VR
• Indie

One More Shot is a VR shooting game, where participants attempt to break clay targets. Play against other players, your friends or IA. Try the single player mode where you´ll get coins that will help you win. Become the next great skeet shooter and get a place in the leaderboards.

One Night 2: The Beyond

(28/11/2018)

• Adventure

A Lovecraftian survival horror adventure game inspired by the classics of the 90s.

One Night at Barneys 3

(04/01/2023)

• Strategy
• FPS
• Indie

A survival horror game based off of Five Nights at Freddy's featuring many iconic characters from Barney & Friends. Defend, upgrade, and discover secrets throughout the one night you will spend trapped in a prison.

One Night: Burlesque

(02/11/2023)

• Casual
• Action-Adventure

Step into the smoky, seductive world of the Angels Den, a luxurious burlesque club. Get into the high heels of Holly, a talented dancer graced with a unique gift of telepathy. Help her on a desperate mission to save a friend from certain doom.

one night, hot springs

(29/08/2018)

• Casual
• Singleplayer
• Indie

Haru is invited by her old friend Manami to spend a night at the hot springs. All Haru wants to do is enjoy the hot springs like everyone else, but she doesn't want to cause any trouble...

One Night in Kawami

(16/01/2024)

• Adventure
• Indie

Meet a new friend in the dreamlike City of Rivers. One Night in Kawami is a short visual novel about meeting new friends in an unknown city and possibly reshaping reality as you thought you knew it.

One Night In The House

(28/08/2019)

• Adventure
• Indie

One Night In The House is a first-person game with an emphasis on plot.

One Night on Halloween

(28/10/2020)

• Casual
• Indie

A black and white manga-style visual novel about high school, parties, crushes, best friends and bullies!

One Night Stand

(06/11/2016)

• Adventure
• Casual
• Singleplayer
• Indie

After a night of fun, passion, and one too many drinks, you wake up the next morning to find a complete stranger lying naked beside you in bed. What do you do?

One Night Two Crazies

(09/08/2016)

• Indie

Enjoy a simple, fun, and occasionally frightening simulation. Fun for all ages provided you can handle the scares. No gore, no violence. Just girlish yells followed immediately by nervous laughter.

One Night With Kawaii

(20/06/2024)

• Action
• Adventure
• Casual
• Singleplayer
• Action-Adventure
• RPG
• Simulation

Run and hide! Find a way out before she catches you.

One Night ~Young Bride for One Night~

(31/10/2024)

Finally, my reunion with my first love from ten years ago… And he didn't even notice it was me! In that case… I'll just have to make him fall for the new me then!

One Of The Last

(19/12/2017)

• Action
• Adventure
• Casual
• VR
• Indie

Fancy pushing the dead around? Real physics based enemies for total immersion with extensive maps to explore! Move freely and join 4 co-op multi-player madness!! Unlock new areas, grab perks, drink soda-can power-ups, wall-buy weapons, build barriers, make crawlers and uber up that gun!!

One Paradox

(29/09/2024)

A first-person narrative adventure set in a dystopian future. Advance through the futuristic OF-1 factory, solve puzzles, evade other androids, and uncover its hidden secrets.

One Pass

(10/12/2024)

• Casual
• Singleplayer
• Platformer
• Indie
• Remote-Play

"One Pass": A Stress-Reliever,a New Leisure Favorite!Control adorable little characters,collect gold coins, and navigate through fantasy levels.But don't underestimate the challenges, as each level hides the author's "little pranks" full of traps and humorous moments.Are you ready? Let's get started

One Person Story

(22/08/2018)

• Action
• Adventure
• Casual
• Puzzle

Can the game be a symbol of the life? Friends help, doors stop our movement, we must think and resolve difficulties. Is it a game or life?

ONE PIECE Bounty Rush

(22/09/2024)

• Action
• Multi-player
• PvP

Take the loot, pirates! Bounty Rush is a 4 vs 4 multiplayer team action game. Work with your team to capture the other teams' berries!

One Piece Burning Blood

(31/08/2016)

• Action
• Singleplayer
• Multi-player
• PvP
• Co-op
• Beat-em-up
• Fighting
• Remote-Play

The game that all One Piece fans have been waiting for. One Piece Burning Blood is a dynamic and colourful new fighting game featuring the world’s most famous pirate: Monkey D. Luffy.