Single-player games like Lightspeed
Below are 12 single-player Steam games similar to Lightspeed, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Lightspeed page.
Ranked picks
- 1
House of the Dying Sun
Single-player alternative to Lightspeed — playable solo, no multiplayer required. Shares Action and Simulation with Lightspeed.
House of the Dying Sun is a tactical space shooter that puts you in the cockpit of the universe's most terrifying starfighter. Hunt the enemies of the Empire and bring ruin to their people.
- 2
Freespace 2
Single-player alternative to Lightspeed — playable solo, no multiplayer required. Shares Action with Lightspeed.
FreeSpace 2, the follow up to the classic Descent: FreeSpace – The Great War is ready to engage you in the second round. Follow the Grand Terran Vasudan Alliance further into the mysteries of the Shivans. Get your flight stick and hit the flight deck. The last time was just a warm up.
- 3
X3: Terran Conflict
Single-player alternative to Lightspeed — playable solo, no multiplayer required. Shares Action and Simulation with Lightspeed.
It is the year 2938. The long wished-for encounter of the X Universe and the Earth holds both joy and sorrow for the people. Despite flourishing trade, the clash of the diverse races, cultures and life forms creates new tensions, mistrust and open conflict that need to be overcome!
- 4
Starpoint Gemini 2
Single-player alternative to Lightspeed — playable solo, no multiplayer required. Shares Action and Simulation with Lightspeed.
Captain your own space ship and roam the galaxy in 3D in this tactical space simulator with tons of RPG depth ! Space has never looked so inviting - but images can betray...It has been two years since the end of the second Gemini war, the situation in the wartorn system is further from resolution than ever.
- 5
Evochron Mercenary
Single-player alternative to Lightspeed — playable solo, no multiplayer required. Shares Action and Simulation with Lightspeed.
The life of an independent mercenary is rarely without excitement. Your spacecraft awaits and your adventure begins in the Sapphire star system.
- 6
Strike Suit Zero
Single-player alternative to Lightspeed — playable solo, no multiplayer required. Shares Action and Simulation with Lightspeed.
Pilot the mecha Strike Suit across massive fleet battles where your dogfighting skills decide Earth's fate. Fast, frantic space combat with capital ship destruction, multiple endings, and a universe that's anything but empty. This is space combat reborn.
- 7
Rebel Galaxy Outlaw
Single-player alternative to Lightspeed — playable solo, no multiplayer required. Shares Action and Simulation with Lightspeed.
Out of cash, out of luck, out on the fringe. Juno Markev has a killer to tail, a debt to pay, and more trouble headed her way. Rebel Galaxy Outlaw takes place in a greasy, blue-collar world of outlaws, truckers, cops and thieves.
- 8
EVERSPACE™
Single-player alternative to Lightspeed — playable solo, no multiplayer required. Shares Action with Lightspeed.
EVERSPACE™ combines fast-paced combat with roguelike elements, great visuals and a captivating story. It takes you on a challenging journey through an ever-changing, beautifully crafted universe full of surprises. Shoot, craft and loot your way to victory while the odds are stacked against you.
- 9
Darklands
Single-player alternative to Lightspeed — playable solo, no multiplayer required.
Deep in the twilight of the Black Forest, you and your companions crouch before the robber-knight's tower. Hans, the alchemist, places his mysterious potion by the door. Ebhard the friar implores Saint Dunstan to bless your weapons and armor. And you and Gretchen grip naked long swords, praying your plate mail won't squeak.
- 10
Dragonsphere
Single-player alternative to Lightspeed — playable solo, no multiplayer required.
Newly-crowned King of Callahach! It's been twenty years since your father saved the world by entrapping the evil Sorcerer Sanwe. Now the spell is waning. Sanwe's malevolent force will soon consume the land, and only you can stop him!
- 11
M1 Tank Platoon
Single-player alternative to Lightspeed — playable solo, no multiplayer required. Shares Action and Simulation with Lightspeed.
US Tank Platoons have four M1s. Four soldiers operate each. That's four tanks, sixteen men. And you control the whole shooting match.
- 12
Return of the Phantom
Single-player alternative to Lightspeed — playable solo, no multiplayer required.
The legendary Phantom of the Opera has returned! As Inspector Raoul Montand, you are the only one who can pursue the Red Death into the past and prevent him from terrorizing the present in this point and click mystery.