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

Super Mining Mechs
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Indie and Adventure with Ad Fundum.
Build your own Super Mining Mech and explore the underground in search of new natural resources. Customize your mech with unlockable parts to dig deeper than ever - by yourself or with up to 7 friends in online co-op multiplayer! So, what are you waiting for? There’s mining to be done!
- 2

Mining Merchant
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Indie and Adventure with Ad Fundum.
Mining Merchant is a relaxing mining and shopkeeping adventure game. Mine by day to uncover rare ores and gems, then craft jewelry to sell in your shop by night. Rebuild your uncle’s business solo or in co-op and uncover the mystery behind the nightly earthquakes.
- 3

Super Motherload
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Indie and Adventure with Ad Fundum.
Set on Mars in an alternate Cold-War era, Super Motherload is a 1 to 4-player couch co-op digging adventure with storyline by Image Comics' Kurtis Wiebe, a fully voiced cast of Soviet and American characters, and a procedurally-generated world that changes each time you play.
- 4

DigDigDrill
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Indie and Adventure with Ad Fundum.
DigDigDrill is an underground mining and resource collecting game. Dig freely for minerals and treasures. Use the items you collect to forge your original drills in a hack-and-slash style equipment system.
- 5

BORE BLASTERS
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Adventure and Casual with Ad Fundum.
Blast through rocks with your machine gun drill. Collect rare gems, ores and ancient artefacts, upgrade your ship and unlock new abilities. Uncover the mysteries of the deep and the dangers that lurk below.
- 6

SteamWorld Dig 2
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Indie and Adventure with Ad Fundum.
SteamWorld Dig is back! Dig deep, gain riches and unearth the terrors of the underworld in this platform mining adventure influenced by classic Metroidvania style games.
- 7

A Game About Digging A Hole™
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Indie and Adventure with Ad Fundum.
A minimalist game about digging a hole in the garden of a newly purchased house. Collect resources, sell them, upgrade your equipment and discover a mysterious secret. Costs you only one coffee!
- 8

Core Keeper
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Indie and Adventure with Ad Fundum.
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.
- 9

SteamWorld Dig
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Indie and Adventure with Ad Fundum.
SteamWorld Dig is an action-adventure puzzler with strong Metroidvanian influences set in the SteamWorld Universe. You’ll need to dig deep into the earth, gather resources to upgrade your tools and abilities, take on enemies, solve challenging puzzles and uncover the secrets to save a dying town.