Single-player games like Horde Beyond
Below are 8 single-player Steam games similar to Horde Beyond, 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 Horde Beyond page.
Ranked picks
- 1

Arvoch Alliance SE
Single-player alternative to Horde Beyond — playable solo, no multiplayer required. Shares Action and Simulation with Horde Beyond.
Advanced First Person Space Flight Combat Simulation.
- 2

Riftborne
Single-player alternative to Horde Beyond — playable solo, no multiplayer required. Shares Indie and Simulation with Horde Beyond.
Riftborne is a classic terminal based, real time, grand strategy game. Construct space ships. Take part in factional warfare. Hire galactic hit-men on your rivals. Raid neighbors for rare resources. Train spies to infiltrate enemy bases for key intel. Grow your empire to dominate the galaxy.
- 3

MORKO
Single-player alternative to Horde Beyond — playable solo, no multiplayer required. Shares Action and Simulation with Horde Beyond.
Take command of your ship. Explore a dangerous, faction-driven world. Build, customize and push your ship through grounded sci-fi warfare to forge your own destiny.
- 4

Space Merchants: Arena
Single-player alternative to Horde Beyond — playable solo, no multiplayer required. Shares Action and Indie with Horde Beyond.
Space Merchants: Arena is a cross-platform online multiplayer game where futuristic spaceships engage in intense dogfights.3 game modes: Free for all/Team battle/Capture the Artefact.4 different maps: Faarlands, Tristar, Jupiter, Naussike system.Online leaderboards
- 5

AI War 2
Single-player alternative to Horde Beyond — playable solo, no multiplayer required. Shares Indie and Simulation with Horde Beyond.
The most devious and acclaimed artificial intelligence in strategy gaming is better than ever. A grand strategy/RTS hybrid that reverses many conventions of both genres. Take territory without attracting attention, build your empire with care, and adapt to an ever-evolving galactic battleground.
- 6

EVERSPACE™
Single-player alternative to Horde Beyond — playable solo, no multiplayer required. Shares Action and Indie with Horde Beyond.
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.
- 7

Elite Dangerous
Single-player alternative to Horde Beyond — playable solo, no multiplayer required. Shares Action and Simulation with Horde Beyond.
Take control of your own starship and blaze your trail in an ever-changing galaxy. Master the arts of combat, mining and trade or venture out into the unknown across a 1:1 scale universe.
- 8

Borderlands 4
Single-player alternative to Horde Beyond — playable solo, no multiplayer required. Shares Action and RPG with Horde Beyond.
Borderlands 4 is a mayhem-fueled looter shooter, jam-packed with billions of weapons, deadly enemies, and intense co-op action. Break free from a dangerous hidden planet as one of four new badass Vault Hunters.