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

Core Keeper
Single-player alternative to DiDiDiG — playable solo, no multiplayer required. Shares Action and Indie with DiDiDiG.
Explore a vast cavern of creatures, relics and resources in a mining sandbox adventure for 1-8 players. Mine, build, fight, craft and farm to unravel the mystery of the ancient Core.
- 2

Interstellar Rift
Single-player alternative to DiDiDiG — playable solo, no multiplayer required. Shares Action and Indie with DiDiDiG.
Interstellar Rift is an open world starship simulator with an emphasis on ship construction and multi-player interaction. Survive in a hostile galaxy with your own custom designed and constructed starship. Invite other players to join your crew or fight them across the galaxy!
- 3

Eden Island
Single-player alternative to DiDiDiG — playable solo, no multiplayer required. Shares Action and Indie with DiDiDiG.
Eden Island is a beautiful survival game. As a survivor, you will explore and survive on a realistic tropical island, craft weapons against beasts, farm and hunt, build your own home.
- 4

Terraria
Single-player alternative to DiDiDiG — playable solo, no multiplayer required. Shares Action and Indie with DiDiDiG.
Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available!
- 5

My Little Universe
Single-player alternative to DiDiDiG — playable solo, no multiplayer required. Shares Action and Adventure with DiDiDiG.
Stranded on a barren moon with nothing but your tools, fuelless ship, and celestial powers of creation, you are destined to recreate what was once lost and be the hero of your own Little Universe! Don't forget to call in up to three of your friends to join your journey in the Splitscreen Co-op Mode!
- 6

The Planet Crafter
Single-player alternative to DiDiDiG — playable solo, no multiplayer required. Shares Adventure with DiDiDiG.
A space survival open world terraforming crafting game, designed for 1 to 10 players. Alter the ecosystem of an inhospitable planet to render it habitable for humanity. Survive, gather resources, and build your base. Then, generate oxygen, warmth, and pressure to create a brand new biosphere.
- 7

TerraTech Worlds
Single-player alternative to DiDiDiG — playable solo, no multiplayer required. Shares Action and Indie with DiDiDiG.
TerraTech Worlds is an open world, build-craft adventure game, set on an uncharted alien world. Play solo or with friends, explore your surroundings, craft unique vehicles, construct automated bases, and battle your way through hazards and enemies to harness the power of your environment
- 8

Orebound
Single-player alternative to DiDiDiG — playable solo, no multiplayer required. Shares Action and Indie with DiDiDiG.
Orebound is a dwarven themed factory automation game. Play alone or with friends as you build, mine, craft and explore a voxel generated world! Build your fortress, expand your factory, fight off creatures who dwell beneath the mountains and embark on a journey of greatness.