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

HYPERCHARGE: Unboxed
Single-player alternative to DODECIUM — playable solo, no multiplayer required. Shares Action and Strategy with DODECIUM.
Hypercharge is a first and third-person shooter action figure game you've always dreamed of! Grab your friends, complete objectives, defend the Hypercore against waves of weaponized toys, and defeat Major Evil together in the story campaign!
- 2

Amazing Frog? 2
Single-player alternative to DODECIUM — playable solo, no multiplayer required. Shares Action and Indie with DODECIUM.
Amazing Frog? 2 is the next generation of Amazing Frog? A Hardcore Parkour, open world buffet of bonkers physics sandbox ...ness.
- 3

ΔV: Rings of Saturn
Single-player alternative to DODECIUM — playable solo, no multiplayer required. Shares Action and Indie with DODECIUM.
A physics-based mining sim, set in the thickest debris field in Sol. Every action has a reaction, lasers are invisible without a medium, and your thrust is a potent weapon. Find trade, adapt your equipment to your playstyle, hire a crew to help. Unravel the mysteries of the rings, or just get rich.
- 4

Amazing Frog?
Single-player alternative to DODECIUM — playable solo, no multiplayer required. Shares Action and Indie with DODECIUM.
Amazing Frog? is an openworld, sandbox, physics game. Grand Frog Auto in Swindon, with farting ragdoll frogs.
- 5

Bang-On Balls: Chronicles
Single-player alternative to DODECIUM — playable solo, no multiplayer required. Shares Action and Indie with DODECIUM.
A quirky, absolutely content-packed, destructible open-world sandbox adventure with combat, platforming, character customization, and collect-a-thon scavenger hunt experience. Play solo, 2-player split screen, or online co-op for up to 4 players. No paid cosmetic DLC nonsense.
- 6

Totally Reliable Delivery Service
Single-player alternative to DODECIUM — playable solo, no multiplayer required. Shares Action and Indie with DODECIUM.
Delivery Attempted. That's the Totally Reliable Delivery Service guarantee! T.R.D.S. is a ragdoll physics simulation about terrible package delivery couriers. Work together using odd machinery, useful gadgets, and the wonders of physics to reliably deliver packages to their destination.
- 7

Biped
Single-player alternative to DODECIUM — playable solo, no multiplayer required. Shares Action and Strategy with DODECIUM.
Biped is a coop action adventure game with a strong focus on moment-to-moment collaboration between 2 players.
- 8

STAR WARS™ Battlefront
Single-player alternative to DODECIUM — playable solo, no multiplayer required. Shares Action and Strategy with DODECIUM.
The STAR WARS™ Battlefront™ Ultimate Edition includes the STAR WARS™ Battlefront™ Deluxe Edition as well as the STAR WARS™ Battlefront™ Season Pass.