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

Zombie Party
Single-player alternative to Monsters! — playable solo, no multiplayer required. Shares Action and Indie with Monsters!.
Zombie Party is a retro rampage of fun and over-the-top action, while still giving the players a deep and engaging Action-RPG Rogue-like experience! Go on a time traveling adventure, or delve deep into procedural dungeons full of gold, loot, and secrets!
- 2

Rusted Moss
Single-player alternative to Monsters! — playable solo, no multiplayer required. Shares Action and Indie with Monsters!.
Rusted Moss is a twin-stick shooter metroidvania where you sling around the map with your grapple, blasting your way through witches and rusted machine monstrosities alike. This wasteland once harboring mankind has since fallen, and Fae long forgotten now knock on humanity's door...
- 3

Tower 57
Single-player alternative to Monsters! — playable solo, no multiplayer required. Shares Action and Indie with Monsters!.
Tower 57 is a fast-paced neo-retro shooter where cooperation is as important as your ammo capacity. As a member of an extraordinary task force fight your way through a dieselpunk megatower and uncover its hidden secrets.
- 4

Lovecraft's Untold Stories
Single-player alternative to Monsters! — playable solo, no multiplayer required. Shares Action and Indie with Monsters!.
Lovecraft’s Untold Stories is an action roguelite with RPG elements. Explore randomly generated levels based in Lovecraft's stories, fight cultists and all kinds of monsters from the Mythos, improve your gear, solve puzzles, and find clues and knowledge to defeat the Great Old Ones.
- 5

Enter the Gungeon
Single-player alternative to Monsters! — playable solo, no multiplayer required. Shares Action and Indie with Monsters!.
Enter the Gungeon is a bullet hell dungeon crawler following a band of misfits seeking to shoot, loot, dodge roll and table-flip their way to personal absolution by reaching the legendary Gungeon’s ultimate treasure: the gun that can kill the past.
- 6

Iron Fisticle
Single-player alternative to Monsters! — playable solo, no multiplayer required. Shares Action and Indie with Monsters!.
A modern take on the classic arcade arena shooter. Taking inspiration from an entire generation of action games, Iron Fisticle builds on classic titles like Gauntlet and Robotron while adding over 100 collectible items, an RPG style upgrade system and local multiplayer.
- 7

PixelJunk™ Shooter
Single-player alternative to Monsters! — playable solo, no multiplayer required. Shares Action with Monsters!.
In PixelJunk™ Shooter, you must pilot your spacecraft through a range of cavernous environments in a bid to save the scientists trapped underground. Making your way through the game will rely on your keen sense of observation and the ability to manipulate your surroundings.
- 8

Atomicrops
Single-player alternative to Monsters! — playable solo, no multiplayer required. Shares Action and Indie with Monsters!.
A twin-stick, bullet-hell, roguelite where you must cultivate and defend the last farm in a post-apocalyptic wasteland. Farm mutated crops, upgrade your weapons, marry townsfolk, and kill every mutant creature that tries to invade your homestead! Yee-haw!
- 9

Super Rock Blasters!
Single-player alternative to Monsters! — playable solo, no multiplayer required. Shares Action and Indie with Monsters!.
Ready up a space ship and destroy your friends in this frenetic multiplayer Asteroids reimagining! In Super Rock Blasters, up to 4 players will wheel around space rocks, dodge ricocheting bullets and blast each other into tiny neon colored giblets.