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

Journey to Incrementalia
Single-player alternative to Horripilant — playable solo, no multiplayer required. Shares RPG with Horripilant.
Journey to Incrementalia is an active incremental auto-battler about a necromancer on a short quest. Cast diabolical spells, summon an army and open the gates of hell on your quest to break down 99 walls and reach the lost city of Incrementalia.
- 2

FACEMINER
Single-player alternative to Horripilant — playable solo, no multiplayer required. Shares Indie and Simulation with Horripilant.
Build a biometric data harvesting empire from scratch in FACEMINER, the hardcore thriller clicker set in 1999. Classify data, upgrade mining infrastructure, and scale up your A.I. surveillance empire to obscene ends in this creepy narrative-driven incremental management sim with a dystopian twist.
- 3

Scritchy Scratchy
Single-player alternative to Horripilant — playable solo, no multiplayer required. Shares Indie and Simulation with Horripilant.
Scritchy Scratchy is a super-satisfying scratch card incremental game. Buy stacks of scratch-offs, unlock auto-scratching, and chase massive jackpots. Will you play it safe or go all-in?
- 4

Tower Wizard
Single-player alternative to Horripilant — playable solo, no multiplayer required. Shares Indie and Simulation with Horripilant.
Help a wizard build and upgrade a wizard tower in this incremental game! Use the tower to study magic, summon spirits, create buildings, and influence the world.
- 5

Row Divers
Single-player alternative to Horripilant — playable solo, no multiplayer required. Shares Indie with Horripilant.
Row Divers is a short, experimental incremental game about diving into dungeons in the form of rows, shooting enemies, collecting resources, and upgrading your bow to conquer the depths!
- 6

Gamblers Table
Single-player alternative to Horripilant — playable solo, no multiplayer required. Shares Indie and Simulation with Horripilant.
Gamblers Table is an incremental game where you toss coins to earn money. Buy bigger and better coins, unlock upgrades and hire little helpers to automate the process and take care of all the busy flipping work for you. Simple. Satisfying. Strangely compelling...
- 7

Execute
Single-player alternative to Horripilant — playable solo, no multiplayer required. Shares Indie and Simulation with Horripilant.
Kill everyone in the world with a guillotine… on a cursed Win98 desktop.
- 8

Snakecremental
Single-player alternative to Horripilant — playable solo, no multiplayer required. Shares Indie and Simulation with Horripilant.
Snake, but with a skill tree
- 9

Realm Grinder
Single-player alternative to Horripilant — playable solo, no multiplayer required. Shares RPG with Horripilant.
Grow your realm, build alliances, and explore one of the deepest idle RPGs ever!