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50+ Video Games That Start With O (Mobile and PC Games)
Video Games (PC & Mobile)

50+ Video Games That Start With O (Mobile and PC Games)

9 months ago

As we orbit around the letter “O”, we uncover a series of outstanding games that have left an omnipresent impact on players around the world. Offering a blend of genres, these “O” titles oscillate from open-world odysseys to obtuse puzzles.

Top Video Games That Start with O

1. Ori and the Blind Forest

  • Best thing about the game: A visually stunning and emotionally driven action-platformer set in a mystical forest.
  • Type: Desktop
  • Developer: Moon Studios
  • Publisher: Microsoft Studios
  • Supported Operating System(s): Windows, Xbox, Switch
  • Release Date: March 11, 2015
  • Genre: Platformer

2. Outlast Series

  • Best thing about the game: Dive into intense survival horror as you navigate dark corridors armed only with a camcorder.
  • Type: Desktop
  • Developer: Red Barrels
  • Publisher: Red Barrels
  • Supported Operating System(s): Windows, PlayStation, Xbox, Switch
  • Release Date: (Starting from Outlast) September 4, 2013
  • Genre: Survival Horror

3. Overwatch

  • Best thing about the game: Engage in fast-paced team-based FPS battles with a diverse cast of heroes.
  • Type: Desktop
  • Developer: Blizzard Entertainment
  • Publisher: Blizzard Entertainment
  • Supported Operating System(s): Windows, PlayStation, Xbox, Switch
  • Release Date: May 24, 2016
  • Genre: First-person Shooter

4. Oxenfree

  • Best thing about the game: Experience a supernatural thriller about a group of friends who open a ghostly rift.
  • Type: Desktop
  • Developer: Night School Studio
  • Publisher: Night School Studio
  • Supported Operating System(s): Windows, macOS, Linux, PlayStation, Xbox, Switch, iOS, Android
  • Release Date: January 15, 2016
  • Genre: Adventure, Supernatural Thriller

5. Outer Wilds

  • Best thing about the game: Uncover the mysteries of a solar system stuck in a time loop.
  • Type: Desktop
  • Developer: Mobius Digital
  • Publisher: Annapurna Interactive
  • Supported Operating System(s): Windows, PlayStation, Xbox
  • Release Date: May 28, 2019
  • Genre: Action-Adventure, Exploration

6. Outward

  • Best thing about the game: Embark on a challenging journey in this open-world RPG that combines survival elements.
  • Type: Desktop
  • Developer: Nine Dots Studio
  • Publisher: Deep Silver
  • Supported Operating System(s): Windows, PlayStation, Xbox
  • Release Date: March 26, 2019
  • Genre: RPG, Adventure, Survival

7. Osu!

  • Best thing about the game: A rhythm game based on gameplay from a variety of popular commercial rhythm games.
  • Type: Desktop
  • Developer: Dean Herbert
  • Publisher: Dean Herbert
  • Supported Operating System(s): Windows, macOS, Linux
  • Release Date: September 16, 2007
  • Genre: Rhythm

8. Overcooked Series

  • Best thing about the game: Team up with friends in chaotic kitchens to prepare dishes under increasingly wacky conditions.
  • Type: Desktop
  • Developer: Ghost Town Games
  • Publisher: Team17
  • Supported Operating System(s): Windows, PlayStation, Xbox, Switch
  • Release Date: (Starting from Overcooked) August 2, 2016
  • Genre: Simulation, Party

9. Osmos

  • Best thing about the game: Dive into an ambient physics-based game where you navigate by propelling matter out of your organism.
  • Type: Desktop/Mobile
  • Developer: Hemisphere Games
  • Publisher: Hemisphere Games
  • Supported Operating System(s): Windows, macOS, Linux, iOS, Android
  • Release Date: August 17, 2009
  • Genre: Puzzle, Strategy

10. The Outer Worlds

  • Best thing about the game: Explore a spacefaring future where mega-corporations control every aspect of life in this narrative-driven RPG.
  • Type: Desktop
  • Developer: Obsidian Entertainment
  • Publisher: Private Division
  • Supported Operating System(s): Windows, PlayStation, Xbox, Switch
  • Release Date: October 25, 2019
  • Genre: RPG

11. Overruled!

  • Best thing about the game: Experience a multiplayer brawler with dynamic challenges where players can change the rules as they play.
  • Type: Desktop
  • Developer: Dlala Studios
  • Publisher: Team17
  • Supported Operating System(s): Windows, PlayStation, Xbox
  • Release Date: September 15, 2014
  • Genre: Brawler, Multiplayer

12. Okami

  • Best thing about the game: Dive into a rich, artful world inspired by Japanese folklore and illustrated in a sumi-e painting style.
  • Type: Desktop
  • Developer: Clover Studio
  • Publisher: Capcom
  • Supported Operating System(s): Windows, PlayStation, Xbox, Switch
  • Release Date: April 20, 2006
  • Genre: Action-Adventure

13. Orwell

  • Best thing about the game: Step into the shoes of a state operative and monitor potential threats in this surveillance simulation.
  • Type: Desktop
  • Developer: Osmotic
  • Publisher: Surprise Attack
  • Supported Operating System(s): Windows, macOS, Linux
  • Release Date: October 20, 2016
  • Genre: Simulation, Adventure

14. Onward

  • Best thing about the game: Immerse yourself in a military simulation VR shooter where tactics and teamwork are key.
  • Type: Desktop
  • Developer: Downpour Interactive
  • Publisher: Downpour Interactive
  • Supported Operating System(s): Windows
  • Release Date: August 29, 2016
  • Genre: First-person Shooter, VR

15. Octodad: Dadliest Catch

  • Best thing about the game: Navigate daily life as an octopus disguised as a human, trying to keep your marine identity secret.
  • Type: Desktop
  • Developer: Young Horses
  • Publisher: Young Horses
  • Supported Operating System(s): Windows, macOS, Linux, PlayStation, Xbox, Switch, iOS, Android
  • Release Date: January 30, 2014
  • Genre: Adventure, Indie

16. OneShot

  • Best thing about the game: Embark on a unique RPG adventure where choices matter and the game world is aware of its existence as a program.
  • Type: Desktop
  • Developer: Little Cat Feet
  • Publisher: Degica
  • Supported Operating System(s): Windows, macOS
  • Release Date: December 8, 2016
  • Genre: Adventure, Puzzle

17. Opus Magnum

  • Best thing about the game: Solve intricate puzzles by designing alchemical machines in a steampunk world.
  • Type: Desktop
  • Developer: Zachtronics
  • Publisher: Zachtronics
  • Supported Operating System(s): Windows, macOS, Linux
  • Release Date: December 7, 2017
  • Genre: Puzzle, Strategy

18. Owlboy

  • Best thing about the game: Traverse the skies in this heartfelt pixel-art platformer adventure.
  • Type: Desktop
  • Developer: D-Pad Studio
  • Publisher: D-Pad Studio
  • Supported Operating System(s): Windows, macOS, Linux, PlayStation, Xbox, Switch
  • Release Date: November 1, 2016
  • Genre: Platformer, Adventure

19. Osiris: New Dawn

  • Best thing about the game: Explore and colonize alien worlds in this open-world sci-fi survival game.
  • Type: Desktop
  • Developer: Fenix Fire Entertainment
  • Publisher: Reverb Triple XP
  • Supported Operating System(s): Windows
  • Release Date: September 28, 2016
  • Genre: Survival, Adventure

20. One Piece Pirate Warriors Series

  • Best thing about the game: Experience the adventures of Luffy and his crew in this action-packed game adaptation of the popular anime and manga.
  • Type: Desktop
  • Developer: Omega Force
  • Publisher: Bandai Namco Entertainment
  • Supported Operating System(s): Windows, PlayStation, and Switch
  • Release Date: (Starting from the first title) September 21, 2011
  • Genre: Action, Beat ’em up

21. Offworld Trading Company

  • Best thing about the game: A real-time strategy game where economic warfare is as crucial as military might.
  • Type: Desktop
  • Developer: Mohawk Games
  • Publisher: Stardock
  • Supported Operating System(s): Windows, macOS
  • Release Date: April 28, 2016
  • Genre: Real-time Strategy, Economic Simulation

22. Omensight

  • Best thing about the game: Play as the Harbinger and decide the fate of the world by investigating its destruction.
  • Type: Desktop
  • Developer: Spearhead Games
  • Publisher: Spearhead Games
  • Supported Operating System(s): Windows, PlayStation, Xbox, Switch
  • Release Date: May 15, 2018
  • Genre: Action, RPG

23. Overlord Series

  • Best thing about the game: Step into the shoes of an evil overlord, controlling minions and wreaking havoc.
  • Type: Desktop
  • Developer: Triumph Studios, Codemasters
  • Publisher: Codemasters
  • Supported Operating System(s): Windows, PlayStation, Xbox
  • Release Date: (Starting from Overlord) June 26, 2007
  • Genre: Action RPG, Strategy

24. OlliOlli Series

  • Best thing about the game: A series of skateboarding video games that challenge precision and reflexes.
  • Type: Desktop/Mobile
  • Developer: Roll7
  • Publisher: Devolver Digital, Good Shepherd Entertainment
  • Supported Operating System(s): Windows, macOS, PlayStation, Xbox, Switch, iOS, Android
  • Release Date: (Starting from OlliOlli) January 21, 2014
  • Genre: Sports, Arcade

25. Observation

  • Best thing about the game: Play as an AI named S.A.M. and assist the crew of a space station uncover a mysterious event.
  • Type: Desktop
  • Developer: No Code
  • Publisher: Devolver Digital
  • Supported Operating System(s): Windows, PlayStation
  • Release Date: May 21, 2019
  • Genre: Adventure, Puzzle

26. Out There

  • Best thing about the game: A strategy game set in space, focusing on survival and resource management.
  • Type: Desktop/Mobile
  • Developer: Mi-Clos Studio
  • Publisher: Mi-Clos Studio
  • Supported Operating System(s): Windows, macOS, Linux, iOS, Android
  • Release Date: February 27, 2014
  • Genre: Strategy, Adventure

27. Outcast

  • Best thing about the game: An open-world action-adventure that pioneered many graphics technologies.
  • Type: Desktop
  • Developer: Appeal
  • Publisher: Infogrames
  • Supported Operating System(s): Windows
  • Release Date: July 31, 1999
  • Genre: Action-Adventure

28. Oniken

  • Best thing about the game: A throwback to classic 8-bit platformers, featuring hard challenges and fast-paced action.
  • Type: Desktop
  • Developer: JoyMasher
  • Publisher: JoyMasher
  • Supported Operating System(s): Windows, macOS, Linux
  • Release Date: February 5, 2014
  • Genre: Action, Platformer

29. Okhlos

  • Best thing about the game: Lead an angry mob of Greeks seeking to overthrow the oppressive gods of Olympus.
  • Type: Desktop
  • Developer: Coffee Powered Machine
  • Publisher: Devolver Digital
  • Supported Operating System(s): Windows, macOS, Linux
  • Release Date: August 18, 2016
  • Genre: Action, Strategy

30. Old Man’s Journey

  • Best thing about the game: A beautiful puzzle adventure that reflects on life, loss, and hope.
  • Type: Desktop/Mobile
  • Developer: Broken Rules
  • Publisher: Broken Rules
  • Supported Operating System(s): Windows, macOS, iOS, Android, Switch, PlayStation
  • Release Date: May 18, 2017
  • Genre: Puzzle, Adventure

31. Overgrowth

  • Best thing about the game: Experience fluid acrobatics and brutal martial arts in a game where you play as a ninja rabbit.
  • Type: Desktop
  • Developer: Wolfire Games
  • Publisher: Wolfire Games
  • Supported Operating System(s): Windows, macOS, Linux
  • Release Date: October 16, 2017
  • Genre: Action, Adventure

32. Oceanhorn: Monster of Uncharted Seas

  • Best thing about the game: Embark on an epic adventure in a world filled with puzzles, monsters, and a touching story.
  • Type: Desktop/Mobile
  • Developer: Cornfox & Bros.
  • Publisher: FDG Entertainment
  • Supported Operating System(s): Windows, macOS, iOS, Android, PlayStation, Xbox, Switch
  • Release Date: November 14, 2013
  • Genre: Action-Adventure

33. Organ Trail

  • Best thing about the game: Navigate post-apocalyptic America in this retro zombie survival game.
  • Type: Desktop/Mobile
  • Developer: The Men Who Wear Many Hats
  • Publisher: The Men Who Wear Many Hats
  • Supported Operating System(s): Windows, macOS, Linux, iOS, Android
  • Release Date: March 19, 2013
  • Genre: Strategy, Survival

34. Omerta: City of Gangsters

  • Best thing about the game: Build a criminal empire in the 1920s Prohibition-era of Atlantic City.
  • Type: Desktop
  • Developer: Haemimont Games
  • Publisher: Kalypso Media
  • Supported Operating System(s): Windows, macOS, Xbox
  • Release Date: February 1, 2013
  • Genre: Simulation, Strategy

35. Omikron: The Nomad Soul

  • Best thing about the game: Experience an adventure blending shooting, fighting, and exploring in a futuristic universe.
  • Type: Desktop
  • Developer: Quantic Dream
  • Publisher: Eidos Interactive
  • Supported Operating System(s): Windows, Dreamcast
  • Release Date: November 3, 1999
  • Genre: Adventure, Action

36. Onimusha Series

  • Best thing about the game: Wield a samurai sword and battle demons in feudal Japan.
  • Type: Desktop
  • Developer: Capcom
  • Publisher: Capcom
  • Supported Operating System(s): Windows, PlayStation, Xbox
  • Release Date: (Starting from Onimusha: Warlords) January 25, 2001
  • Genre: Action-Adventure

37. Outland

  • Best thing about the game: Master the powers of light and dark in this fast-paced platformer.
  • Type: Desktop
  • Developer: Housemarque
  • Publisher: Ubisoft
  • Supported Operating System(s): Windows, PlayStation, Xbox
  • Release Date: April 27, 2011
  • Genre: Platformer

38. Out There Somewhere

  • Best thing about the game: Utilize a teleportation gun to navigate through challenging platformer puzzles.
  • Type: Desktop
  • Developer: MiniBoss
  • Publisher: EQGAMES
  • Supported Operating System(s): Windows
  • Release Date: March 14, 2016
  • Genre: Platformer, Puzzle

39. Order of Battle: World War II

  • Best thing about the game: Command armies in detailed and historically accurate battles of WWII.
  • Type: Desktop
  • Developer: The Artistocrats
  • Publisher: Slitherine Ltd.
  • Supported Operating System(s): Windows, macOS
  • Release Date: April 23, 2015
  • Genre: Strategy, Wargame

40. Our Darker Purpose

  • Best thing about the game: Traverse the dark halls of Edgewood Home in this top-down rogue-like RPG.
  • Type: Desktop
  • Developer: Avidly Wild Games
  • Publisher: Avidly Wild Games
  • Supported Operating System(s): Windows
  • Release Date: January 29, 2014
  • Genre: RPG, Rogue-like

41. Overfall

  • Best thing about the game: Embark on a journey in a world of islands, meeting peculiar characters and engaging in strategic combats.
  • Type: Desktop
  • Developer: Pera Games
  • Publisher: Pera Games
  • Supported Operating System(s): Windows, macOS
  • Release Date: May 17, 2016
  • Genre: Strategy, RPG

42. Owl’s Midnight Journey

  • Best thing about the game: Control an owl in its serene journey through the night, avoiding obstacles and collecting items.
  • Type: Mobile
  • Developer: Creasaur Entertainment Co.
  • Publisher: Creasaur Entertainment Co.
  • Supported Operating System(s): iOS, Android
  • Release Date: November 18, 2016
  • Genre: Adventure, Casual

43. One Dog Story

  • Best thing about the game: Experience an action-platformer where you play as a dog with amnesia trying to discover his past.
  • Type: Desktop
  • Developer: Big Way Games
  • Publisher: Big Way Games
  • Supported Operating System(s): Windows, macOS, Linux
  • Release Date: April 28, 2017
  • Genre: Platformer, Action

44. Operencia: The Stolen Sun

  • Best thing about the game: Dive into a classic first-person dungeon-crawler inspired by Central European mythology.
  • Type: Desktop
  • Developer: Zen Studios
  • Publisher: Zen Studios
  • Supported Operating System(s): Windows, Xbox, PlayStation, Switch
  • Release Date: March 29, 2019
  • Genre: RPG, Adventure

45. On the Rain-Slick Precipice of Darkness Series

  • Best thing about the game: An episodic RPG-adventure series set in a comedic steampunk universe.
  • Type: Desktop
  • Developer: Hothead Games, Zeboyd Games
  • Publisher: Hothead Games
  • Supported Operating System(s): Windows, macOS, Xbox, Linux
  • Release Date: (Starting from Episode 1) May 21, 2008
  • Genre: RPG, Adventure

46. On Rusty Trails

  • Best thing about the game: Play as a robot wearing a raincoat as you platform your way through challenging levels.
  • Type: Desktop
  • Developer: Black Pants Studio
  • Publisher: Black Pants Studio
  • Supported Operating System(s): Windows, macOS, Linux
  • Release Date: June 13, 2016
  • Genre: Platformer

47. One More Dungeon

  • Best thing about the game: Delve into a first-person shooter dungeon crawler with pixel art graphics and rogue-like elements.
  • Type: Desktop
  • Developer: Stately Snail
  • Publisher: Ratalaika Games, GrabTheGames
  • Supported Operating System(s): Windows, macOS, Linux, PlayStation, Xbox, Switch
  • Release Date: November 23, 2015
  • Genre: Shooter, Rogue-like

48. One Finger Death Punch Series

  • Best thing about the game: Experience intense two-button combat where timing is everything.
  • Type: Desktop
  • Developer: Silver Dollar Games
  • Publisher: Silver Dollar Games
  • Supported Operating System(s): Windows, Xbox
  • Release Date: (Starting from the first title) March 3, 2014
  • Genre: Action, Fighting

49. Out of Reach

  • Best thing about the game: Stranded on an island, gather resources, build, and survive against nature and other players.
  • Type: Desktop
  • Developer: Space Boat Studios
  • Publisher: Space Boat Studios
  • Supported Operating System(s): Windows
  • Release Date: July 20, 2015
  • Genre: Survival, Multiplayer

50. Out of This World (Also known as Another World)

  • Best thing about the game: Navigate through an alien planet in this cinematic platformer, using brains over brawn.
  • Type: Desktop/Mobile
  • Developer: Éric Chahi
  • Publisher: Delphine Software, Interplay, The Digital Lounge
  • Supported Operating System(s): Windows, macOS, iOS, Android, Console platforms
  • Release Date: 1991
  • Genre: Action, Platformer

Explore More A-Z Video Games:

A – B – C – D – E – F – G – H – I – J – K – L – M – N – O – P – Q – R – S – T – U – V – W – X – Y – Z

All PC and Mobile Video Games Starting With O

  • Overwatch
  • Offline
  • Old Gods Rising
  • Ostranauts
  • One Hand Clapping
  • Orcs Must Die! Unchained
  • Orwell’s Animal Farm
  • Oh My Git!
  • One Finger Death Punch 2
  • Observer
  • Orbi Universo
  • Out of the Park Baseball 17
  • OMSI
  • overclocking
  • Okami HD
  • Obduction
  • Outriders
  • Okhlos
  • Oddworld: Munch’s Oddysee
  • Ooblets
  • Outriders Worldslayer
  • Old School Musical
  • Outcast 2: A New Beginning
  • Out There: Oceans of Time
  • Ocean’s Heart
  • Old Man’s Journey
  • Overcooked! All You Can Eat
  • OCO
  • Omerta – City Of Gangsters
  • Ode To A Moon
  • Outlanders
  • Oil Rush
  • Out of Ammo
  • Outcast
  • Oxenfree 2: Lost Signals
  • Operation: Tango
  • Outpath
  • Objects in Space
  • Osiris: New Dawn
  • Outpost: Infinity Siege
  • Oligopoly
  • Outlaws
  • Oddworld: Abe’s Oddysee
  • Octogeddon
  • Orchids to Dusk
  • Override: Mech City Brawl
  • Oceanfall
  • Obscure
  • Oculus Go
  • ODDADA
  • Overcooked
  • Overload
  • Outcast – Second Contact
  • Open Roads
  • Ostriv
  • Outpath: First Journey
  • Old School RuneScape
  • Old Skies
  • Overboard
  • Orange Moon
  • Opus Magnum
  • OPUS: Prism Peak
  • Onrush
  • Oxygen Not Included
  • One Finger Death Punch
  • One Chance
  • Onirism
  • oknytt
  • Oxygen
  • Octopus City Blues
  • OFF
  • Oh My Godheads
  • OU
  • Onde
  • Ogre
  • Operation Citadel
  • OrbLands
  • Out of the Park Baseball 18
  • Omno
  • Octopath Traveler
  • OK/NORMAL
  • OlliOlli World
  • Operation Flashpoint
  • Only Up!
  • Old Friend
  • Occupy White Walls
  • One Night Stand
  • Orbitals
  • Overdungeon
  • Ollie-Oop
  • Orwell
  • Over The Alps
  • OpenTTD
  • Overgrowth
  • Outland
  • Origin
  • Old World
  • Overfall
  • Out Of Hands
  • Octodad
  • Oddworld: Soulstorm
  • Oxenfree II: Lost Signals
  • osmos
  • Octopath Traveler 2
  • Once, In Times Of Chaos
  • Outbuddies
  • Overstep
  • Off The Grid
  • Oxenfree
  • Orphan Age
  • Over Jump Rally
  • Overland
  • Ori and the Blind Forest
  • Omensight
  • Out of the Park Baseball
  • Operation: Harsh Doorstep
  • Orange Island
  • Overpass
  • Outer Wilds
  • Olorun: Theocracy
  • Overwatch 2
  • Orangeblood
  • Observer: System Redux
  • Of Love And Eternity
  • Over My Dead Body (For You)
  • Odd Realm
  • Outerverse
  • Oninaki
  • Outreach
  • Olija
  • OPUS: Echo Of Starsong
  • Othercide
  • Olympic Games Tokyo 2020
  • Outward
  • Outlast 2
  • Onimusha: Warlords
  • Octodad: Dadliest Catch
  • Oculus Rift DK2
  • Orbo’s Odyssey
  • OMSI 2
  • Owlboy
  • Ollie & Bollie
  • Observation
  • Order of Magnitude
  • Overwhelm
  • Out There: Ω Edition
  • OlliOlli
  • OneShot
  • Omikron: The Nomad Soul
  • Off-Peak
  • Oddworld: Abe’s Exoddus
  • Offworld Trading Company
  • Offendron Warrior
  • Overcooked 2
  • Omnibus
  • Oikospiel Book I
  • Outlast
  • Onward
  • One Eyed Kutkh
  • Out of the Park Baseball 20
  • ORX
  • Octahedron
  • Octodad 2
  • Oceanarium
  • Oculus Touch
  • Onsen Master
  • Orcs Must Die! 3
  • Omori
  • One Hour One Life
  • Outcast 1.1
  • Oona The Druid’s Path

Video Games That Start With O

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Hi, I'm USMI, engdic.org's Author & Lifestyle Linguist. My decade-long journey in language and lifestyle curation fuels my passion for weaving words into everyday life. Join me in exploring the dynamic interplay between English and our diverse lifestyles. Dive into my latest insights, where language enriches every aspect of living.