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

Scrumbag
Single-player alternative to KOTARO Survivor — playable solo, no multiplayer required. Shares Action and Indie with KOTARO Survivor.
You are the cursor — the last honest user in a machine built to farm your Attention. Auto-fire your way through swarms of cookie banners, tracking pop-ups, and EULAs in a fast, funny survivors-like roguelite. Draft absurd upgrades, cash in your Attention, and survive the Performance Review.
- 2

Trials Survivors
Single-player alternative to KOTARO Survivor — playable solo, no multiplayer required. Shares Action and Indie with KOTARO Survivor.
Fight through endless hordes in trials bestowed by constellation patrons. Upgrade skills, collect relics, and craft broken builds in true roguelite fashion! Rediscover the fantasy behind the words hack and slash and bullet heaven. Will you survive the densest monster Survivor-like ever created?
- 3

Too Many CUBES!
Single-player alternative to KOTARO Survivor — playable solo, no multiplayer required. Shares Action and Indie with KOTARO Survivor.
Shatter overwhelming cube swarms in a fast arena-survival roguelite. Aim your evolving arsenal, conquer five hazardous zones, destroy their Guardians, and climb five Fracture difficulty tiers—solo or in two-player local co-op.
- 4

Arms of God
Single-player alternative to KOTARO Survivor — playable solo, no multiplayer required. Shares Action and Indie with KOTARO Survivor.
Gear up for a battle through hell in this roguelite Bullet Heaven Arena Autoshooter with Doom-inspired gore vibes, metal music, and a satisfying combat feel. Wield five weapons at once, upgrade and merge them to forge indestructible builds, and bring divine justice to a world on the brink of chaos.
- 5

Genome Guardian 2
Single-player alternative to KOTARO Survivor — playable solo, no multiplayer required. Shares Action and Indie with KOTARO Survivor.
COMBINE WEAPONS in the microscopic shooter with macroscopic depth. BUILD YOUR NANOBOT from hundreds of parts. SURVIVE the microbial onslaught once more in this psychedelic dive to the Abyss, full of mutations, minerals, anomalies and powerup polyps. SHMUP mode turns it into a vertical shoot 'em up!
- 6

Last Man Sitting
Single-player alternative to KOTARO Survivor — playable solo, no multiplayer required. Shares Action with KOTARO Survivor.
Shoot, hack and grind your way through waves of sentient office appliances in Megabonk-like roguelite action. Level up, unlock upgrades and play in singleplayer or up to 4-player coop while 360 no-scoping on an office chair!
- 7

Gacha Fever
Single-player alternative to KOTARO Survivor — playable solo, no multiplayer required. Shares Action and Indie with KOTARO Survivor.
Gacha Fever is a suvivors like in a cute and colorful universe. You will fight waves of monsters with various weapons, from the machine gun to the magical girl wand and the Bubble Tea Canon ! Just be careful of the area !
- 8

Don't Die, Collect Loot
Single-player alternative to KOTARO Survivor — playable solo, no multiplayer required. Shares Action and Indie with KOTARO Survivor.
It's time to become ridiculously powerful in an arcade roguelite RPG with no limits on your power! Guide your hero through infinite retro fantasy worlds, get loot, gain upgrades, and keep growing their power as you rip through hordes of enemies in the ultimate power fantasy!
- 9

Get Me Out, Please
Single-player alternative to KOTARO Survivor — playable solo, no multiplayer required. Shares Action and Indie with KOTARO Survivor.
Work together with friends to escape an abandoned school in this horror escape action game for up to four players, but beware: one of you will become a monster.