Single-player games like Space Mercs
Below are 9 single-player Steam games similar to Space Mercs, 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 Space Mercs page.
Ranked picks
- 1

Hypergate
Single-player alternative to Space Mercs — playable solo, no multiplayer required. Shares Action and Indie with Space Mercs.
Hypergate is an arcade-style space combat game. It is focused on fast-paced combat rather than resources, realistic flight, or grinding. It features a 2-hour campaign, LAN or single-player Instant Action for customizing your own battles, 30 upgrades to buy using in-game points, and 3 ships to fly.
- 2

EVERSPACE™
Single-player alternative to Space Mercs — playable solo, no multiplayer required. Shares Action and Indie with Space Mercs.
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.
- 3

Space Docker VR
Single-player alternative to Space Mercs — playable solo, no multiplayer required. Shares Indie with Space Mercs.
A hardcore flight simulator for VR! Get in the cockpit, pilot a ship, and navigate hazardous environments on a journey to become an expert docker!
- 4

Descent: FreeSpace – The Great War
Single-player alternative to Space Mercs — playable solo, no multiplayer required. Shares Action with Space Mercs.
Volition's classic is back. Descent: FreeSpace is the quintessential old school space shooter. With a deep story, great graphics and engaging battles against fighters to capital ships it keeps you moving. Breakout that flight stick and enroll with the Grand Terran Alliance today.
- 5

House of the Dying Sun
Single-player alternative to Space Mercs — playable solo, no multiplayer required. Shares Action and Indie with Space Mercs.
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.
- 6

Chorus
Single-player alternative to Space Mercs — playable solo, no multiplayer required. Shares Action with Space Mercs.
Take control of Nara on a quest to destroy the dark cult that created her. Unlock devastating weapons & mind-bending abilities in an evolution of the space-combat shooter. Along with Forsaken, her sentient starfighter, explore ancient temples, engage in zero-g combat & venture beyond waking reality.
- 7

Strike Suit Zero
Single-player alternative to Space Mercs — playable solo, no multiplayer required. Shares Action and Indie with Space Mercs.
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.
- 8

Redout: Space Assault
Single-player alternative to Space Mercs — playable solo, no multiplayer required. Shares Action and Indie with Space Mercs.
Redout: Space Assault is arcade space battle, coupling the trademark Redout adrenaline with the thrill of combat. Outsmart, outmaneuver, overpower, outclass your opponents in lightning-fast, adrenaline-inducing single-player space combat.
- 9

Ebony Spire: Heresy
Single-player alternative to Space Mercs — playable solo, no multiplayer required. Shares Indie with Space Mercs.
Crawl, throw, summon and smash your way through 20 levels of pure mishap in this first person turn based dungeon crawling game! Every item can be used both by the player and against him! And there are more than 100 items (+ stats variations) ranging from potions, to scrolls, weapons and artifacts!