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

Deepcore Mining
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Indie and Adventure with Ad Fundum.
Deepcore Mining is an incremental underground mining and resource collection game. Mine valuable ores, use your profits to buy upgrades, and dig ever deeper. But beware: the deeper you go, the greater the dangers lurking in the dark.
- 3

MINERALS: Deep Core Mining
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Indie and Adventure with Ad Fundum.
Mine the vast underground and collect ores and gemstones—collect! collect! collect like crazy! “MINERALS: Deep Core Mining” is an over-the-top mining game with roguelite elements. Use the resources you gather to upgrade your abilities and take on an endless underground that changes with every run!
- 4

Planet Miners
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Indie and Adventure with Ad Fundum.
Control a mining robot and dig for mineral resources on various planets. Transport the valuable ores with your spaceship. Buy or craft upgrades to improve your tools. Defend yourself against the dangers of each planet to mine even the most valuable treasures!
- 5

Moon Miner
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Indie and Adventure with Ad Fundum.
Drill into a dead moon, haul glowing ore, sell your load, and upgrade your mole-bot for the next risky descent. A compact mining adventure inspired by Motherload and I Dig It, with cozy progression, dangerous depths, and something alive below.
- 6

LITTLE MINER WORLD
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Indie and Adventure with Ad Fundum.
Mine, build, and explore! Start as a rookie and delve into the depths of the Mega-Mountain in this incremental mining game. Gather materials, construct buildings, and upgrade your miner to unravel the mystery hidden at the core and become the World’s Greatest Miner.
- 7

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.
- 8

Mining Miner
Single-player alternative to Ad Fundum — playable solo, no multiplayer required. Shares Indie and Simulation with Ad Fundum.
There is ore under your feet and that is a problem, because it is not in your pocket yet. Dig, sell, upgrade, hire auto-miners, keep digging.
- 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.