Single-player games like NUMANUIN
Below are 16 single-player Steam games similar to NUMANUIN, 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 NUMANUIN page.
Ranked picks
- 1

ASTRO ACE
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Action and Indie with NUMANUIN.
ASTRO ACE is a retro-style addictive arcade space shooter. From the distant universe, an evil alien fleet is invading the solar system. You will have to ride a powerful spaceship and fight against endless waves of enemies.
- 2

Gunslugs 2
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Action and Indie with NUMANUIN.
The Black Duck Army is back—bigger, badder, and armed with alien tech! In Gunslugs 2, chaos reigns as you blast through tanks, choppers, giant robots, and hordes of relentless minions. This action-packed, over-the-top run-and-gun adventure is a wild tribute to classic 80s and 90s action movies.
- 3

Creature Clicker - Capture, Train, Ascend!
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Action and Indie with NUMANUIN.
A new creature collecting clicker game in which your goal is to capture all of the 50+ creatures, level them up to make them do more DPS and ascend them to gain better abilities. Unlock legendary variants and defeat all of the raid bosses & every hour get a steam creature you can trade, buy or sell!
- 4

Biolab Wars
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Action and Indie with NUMANUIN.
Inspired by the 8-bit games and by the movies from the 80's, your goal is to blow things up, defeat aliens and fight bizarre bosses in this platformer 2D with classic mechanics.
- 5

Angelstruck
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Action and Indie with NUMANUIN.
Angelstruck is a 2D roguelite shooter where you demolish the forces of Heaven as you attempt to reach the pearly gates. Overcharge your holy rifle, and min-max your way into insane game-breaking builds. Unlock permanent capabilities and powerful screen-destroying weapons that feed on kills.
- 6

Nova Drift
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Action and Indie with NUMANUIN.
Nova Drift distills the mechanical depth and strategy of an ARPG into classic arcade space combat. Control an endlessly evolving bio-mechanical ship, face legions of strange and deadly foes, and ride the wake of a dying star across the void.
- 7

Journey To The Savage Planet
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Action with NUMANUIN.
"WELCOME TO THE PIONEER PROGRAM! As the newest recruit of Kindred Aerospace - The 4th best interstellar space exploration company - Your job is to determine if the planet ARY-26 planet is fit for humans. You may be short on equipment and experience, but you'll figure it out. Good luck!
- 8

HYPERGUN
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Action and Indie with NUMANUIN.
Fight through waves of alien interlopers and save the world as Dewey Owens in HYPERGUN, a fast-paced roguelite shooter centering around a procedural weapon of questionable effectiveness. Enter the simulation. Build the HYPERGUN!
- 9

Welcome Back To 2007
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Action and Indie with NUMANUIN.
Would you say that 2007 cannot be returned? But after many years, 2007 is coming back to us! Be ready for 2023 achievements! WBT2007 is a old-school platformer game.
- 10

SOK
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Indie with NUMANUIN.
SOK is a sokoban classic puzzle game. The goal of the game is to move all the boxes to their positions. It's not as easy as it seems. The player can push one box at a time, but do not pull it off.
- 11

SOK MIN
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Indie with NUMANUIN.
SOK MIN is the smallest and the easiest levels of SOK puzzle. Now you may not need a guide to complete each level. Just try it!
- 12

TitTok
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Indie with NUMANUIN.
TitTok - Minimalistic adventure 2D puzzle platformer with cats, explosions and spinning saws! TikTok ≠ TitTok
- 13

SOK MAX
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Indie with NUMANUIN.
SOK MAX is the sequel of the SOK puzzle. Now there are more boxes on each level.
- 14

Cyberemo 2007
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Indie with NUMANUIN.
Cyberemo 2007: “Wake up damn you, Emo, we have a lot of veins for cuts!” Old-school platformer breathtaking game.
- 15

Welcome Back To 2007 Part II
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Indie with NUMANUIN.
Would you say that 2007 cannot be returned? After 11 long years, 2007 are coming back to us in 2018! AGAIN! Be ready for Cool Story! Old-school platformer game.
- 16

SOK PRO
Single-player alternative to NUMANUIN — playable solo, no multiplayer required. Shares Indie with NUMANUIN.
SOK PRO - is a sokoban classic puzzle game, recreated on a new engine and with new functions. The goal of the game is to move all the boxes to their positions. Undo of a move, colorful backgrounds, windowed mode, cute Girls and online statistics!