Single-player games like The Idle Undead
Below are 8 single-player Steam games similar to The Idle Undead, 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 The Idle Undead page.
Ranked picks
- 1

Planet No More
Single-player alternative to The Idle Undead — playable solo, no multiplayer required. Shares Strategy and Casual with The Idle Undead.
An arcade-incremental game where you DESTROY planets! Build a fleet, upgrade weapons, max out your skill tree and destroy your target slowly. You'll advance deep into the galaxy, strategically shattering planets to their cores to unlock the next celestial.
- 2

Elandrake
Single-player alternative to The Idle Undead — playable solo, no multiplayer required. Shares Casual with The Idle Undead.
Elandrake is an incremental destruction game where you awaken a mysterious cosmic entity. Collect matter, evolve your abilities, and reshape the orbital ecosystem as you progress from a tiny anomaly to a consumer of worlds.
- 3

One More Chop
Single-player alternative to The Idle Undead — playable solo, no multiplayer required. Shares Action and Strategy with The Idle Undead.
One More Chop is a short, fast-paced incremental woodcutting game. Chop down trees, gather resources, craft axes, unlock skills, and invest your resources in an expansive upgrade tree to grow stronger!
- 4

Infi-Knight
Single-player alternative to The Idle Undead — playable solo, no multiplayer required. Shares Casual with The Idle Undead.
A dark fantasy desktop-companion incremental that idles while you work, play, or browse. Play as a Knight cursed with immortality locked in endless battle against the undead. Grow stronger with every death, uncover the curses' secrets and the Knight's dark past, then break the cycle of undeath.
- 5

Harvesters
Single-player alternative to The Idle Undead — playable solo, no multiplayer required. Shares Casual with The Idle Undead.
A short incremental game about gathering resources on different planets. Upgrade the harvesters, unlock new buildings, and unlock new ways to gather resources! It's all about watching lil people do their thing.
- 6

PUROMA
Single-player alternative to The Idle Undead — playable solo, no multiplayer required. Shares Casual with The Idle Undead.
You are a prisoner of your own bedroom. Unable to leave. Their eyes are everywhere. Somewhere below the layers of filth lies the true heart of reality. You must dig.
- 7

Disaster Blaster
Single-player alternative to The Idle Undead — playable solo, no multiplayer required. Shares Strategy and Casual with The Idle Undead.
Disaster Blaster is a roguelite automation card game where you play a questionably sane scientist building the most over-the-top weapon in the universe. Design your blaster’s shooting mechanism and let it rip against hordes of alien enemies across a galaxy of unfortunate planets.
- 8

FragMiner
Single-player alternative to The Idle Undead — playable solo, no multiplayer required. Shares Strategy and Casual with The Idle Undead.
Mine deep with bombs, shatter rare ores, and trigger satisfying chain reactions. Clear entire mine layers with powerful explosives in this incremental game where pickaxes are strictly forbidden.