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

Corpse Box Racers
Single-player alternative to Party Mashup — playable solo, no multiplayer required. Shares Indie and Casual with Party Mashup.
What if, when people die, they do go to heaven... only they're still dead and their bodies are now used as competitors in tournaments?
- 2

Trial of Two
Single-player alternative to Party Mashup — playable solo, no multiplayer required. Shares Action with Party Mashup.
Trial of Two is a local co-op beat ‘em up game with powerful, physics-based martial-arts combat. Do you dare to enter The Dojo and fight alongside your friend?
- 3

Pew Pew Puzzle Defense
Single-player alternative to Party Mashup — playable solo, no multiplayer required. Shares Action and Indie with Party Mashup.
A fast-paced mashup of tower defense, color-matching puzzles, and retro arcade chaos! Build, shoot, and strategize solo or in couch co-op to survive waves of colorful blocks.
- 4

VITATIO 3
Single-player alternative to Party Mashup — playable solo, no multiplayer required. Shares Action and Indie with Party Mashup.
VITATIO 3 brings a new take on the precision game genre, traverse your physics based ship through the asteroid belt in this infinite running score based avoidance game, upgrade your ship, unlock new paint jobs and customize your cockpit
- 5

DYNABLASTER
Single-player alternative to Party Mashup — playable solo, no multiplayer required. Shares Action and Indie with Party Mashup.
Having been a blockbuster, DYNABLASTER® is a game for the strategic thinker whose smart tactics will instill fear in his competitors – playing online or local against others or against the computer. In this captivating action game, destroy your enemies with cleverly placed bombs.
- 6

PowerBots Builders
Single-player alternative to Party Mashup — playable solo, no multiplayer required. Shares Action and Indie with Party Mashup.
Build your base and play through on-planet worlds where every mission fuels your progress! It's time to blast off, strategically build, and boldly brawl to establish your cosmic empire and impenetrable space station.
- 7

Diner Bros Inc
Single-player alternative to Party Mashup — playable solo, no multiplayer required. Shares Indie and Casual with Party Mashup.
Join the Bros once again as they defend their precious restaurant! Co-operate or compete against your friends in this frantic party game for up to 4 players. Beat quick sequences of crazy minigames, fight a mysterious villain, and collect gems. Quickly! Before time runs out!
- 8

Josh Journey: Darkness Totems
Single-player alternative to Party Mashup — playable solo, no multiplayer required. Shares Action and Indie with Party Mashup.
Josh Journey: Darkness Totems is a hand drawn beat’em up game about four brave heroes, that use their skills to defeat the Nightmare Monsters using special combo attacks in a co-op gameplay.