Single-player games like Slugs and Bugs: Conversion
Below are 8 single-player Steam games similar to Slugs and Bugs: Conversion, 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 Slugs and Bugs: Conversion page.
Ranked picks
- 1

Desideratum: Blood Bonds
Single-player alternative to Slugs and Bugs: Conversion — playable solo, no multiplayer required. Shares Indie and Casual with Slugs and Bugs: Conversion.
Desideratum: Blood Bonds is essentially an adults-only sexual canonical Anaxverse Visual Novel in Story Mode with RPG elements if playing in Game Mode. It tells the story from both the perspective of a nosferatu and a female monster hunter and features corruption and transformation fetish fantasy.
- 2

Giggle Night: Trixie's Trial
Single-player alternative to Slugs and Bugs: Conversion — playable solo, no multiplayer required. Shares Indie and Casual with Slugs and Bugs: Conversion.
Giggle Night: Trixie's Trial is essentially an adults-only sexual canonical Anaxverse Visual Novel in Story Mode with RPG elements if playing in Game Mode. It tells the story from the perspective of a female superhero named Trixie Goodwin, and features corruption and transformation fetish fantasy.
- 3

Dungeon Battles
Single-player alternative to Slugs and Bugs: Conversion — playable solo, no multiplayer required. Shares Strategy and Indie with Slugs and Bugs: Conversion.
Struggling to survive in the dungeon!
- 4

Yarimono
Single-player alternative to Slugs and Bugs: Conversion — playable solo, no multiplayer required. Shares Indie with Slugs and Bugs: Conversion.
The protagonist's life takes a turn after their partner Yarimon learns the ultra-invincible move, the "Cheat Tackle". While challenging various trainers to participate in the Yarimon tournament, the protagonist unexpectedly discovers the secrets of this world.
- 5

DEAD END COLOSSEUM
Single-player alternative to Slugs and Bugs: Conversion — playable solo, no multiplayer required. Shares Strategy with Slugs and Bugs: Conversion.
Leona the gunslinger enters a deadly tournament to win her freedom. Victory means a full pardon, but winning requires more than just firepower. She must use strength, strategy, and wit to outsmart every opponent. Can she conquer the arena and claim her future?
- 6

Kaiju Princess
Single-player alternative to Slugs and Bugs: Conversion — playable solo, no multiplayer required. Shares Strategy and Indie with Slugs and Bugs: Conversion.
Living with a mysterious invader from outer space... who controls horrifying kaijus! (but she's pretty lazy)
- 7

Isekai Janken Hero
Single-player alternative to Slugs and Bugs: Conversion — playable solo, no multiplayer required. Shares Strategy and Casual with Slugs and Bugs: Conversion.
The Goddess of this new world has armed you with the power of rock-paper-scissors and tasked you to defeat a group of monster girl Overlords. Will you finally get the monster girl harem of your dreams, or does this sound too good to be true?
- 8

Sexorcism: Lust Confession
Single-player alternative to Slugs and Bugs: Conversion — playable solo, no multiplayer required. Shares Strategy and Indie with Slugs and Bugs: Conversion.
An explicit card battler where you fight corrupted nuns, strip them in combat, build your deck, strengthen your character, and unlock the hottest scenes as you progress.