Single-player games like Slice the Mountain
Below are 8 single-player Steam games similar to Slice the Mountain, 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 Slice the Mountain page.
Ranked picks
- 1

Gacha The Frog
Single-player alternative to Slice the Mountain — playable solo, no multiplayer required. Shares Indie and Casual with Slice the Mountain.
Collect and play with cute frogs in a cozy physics simulation. Use the machine to get new frogs, play mini-games to improve the odds of getting legendary frogs and manage your space so you can keep playing. Can you complete the album?
- 2

Happy Pawlets
Single-player alternative to Slice the Mountain — playable solo, no multiplayer required. Shares Casual with Slice the Mountain.
Happy Pawlets is a pet-breeding and desktop companion game. Choose the parents, discover how colors, patterns, body shapes, and features pass through generations, raise your favorite offspring, and bring them onto your desktop.
- 3

Farm to Fortune
Single-player alternative to Slice the Mountain — playable solo, no multiplayer required. Shares Indie and Casual with Slice the Mountain.
Turn a tiny plot into a fortune, one seed at a time. Grow crops, sell them in your shop, and reinvest everything you earn. Better tools, more land, richer harvests. Relaxing from the first seed to the last field.
- 4

Koimori
Single-player alternative to Slice the Mountain — playable solo, no multiplayer required. Shares Indie and Casual with Slice the Mountain.
Turn your desktop into a living pond with this peaceful idle overlay. Let koi drift around while you work or relax, drop snacks to see them gather, and unlock rare koi patterns as you spend more time with your little friends.
- 5

Parasite Core
Single-player alternative to Slice the Mountain — playable solo, no multiplayer required. Shares Indie and Casual with Slice the Mountain.
Buy time to harvest resources in this incremental tower defense game where you defend your core from the native species that want you off their home! Play actively and unleash your abilities, or idle and let your turrets take care of the pests.
- 6

Master of the Mow
Single-player alternative to Slice the Mountain — playable solo, no multiplayer required. Shares Indie and Casual with Slice the Mountain.
Become the Master of the Mow. Cut grass, clear trash, and uncover buried treasures across the overgrown grounds of an old manor estate. Upgrade your tools and grow stronger with each trinket you sell and solve the mystery of why the grass grows back every morning. Can you finish it all in one day?
- 7

Sludgineers
Single-player alternative to Slice the Mountain — playable solo, no multiplayer required. Shares Casual with Slice the Mountain.
Clean, mine and refine pollution in this active incremental game. Cruise through the countryside earning cash and resources, build a refinery, process materials, upgrade equipment, unlock new areas and complete quests.
- 8

Colorsong
Single-player alternative to Slice the Mountain — playable solo, no multiplayer required. Shares Indie and Casual with Slice the Mountain.
Every color is a note. Drops fall, burst, and pay for a wider palette. The paint fills a gallery of hand-painted watercolors, and the song grows with the palette. Click along, or let it run.