Single-player games like Bioprototype
Below are 12 single-player Steam games similar to Bioprototype, 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 Bioprototype page.
Ranked picks
- 1

Bioweaver
Single-player alternative to Bioprototype — playable solo, no multiplayer required. Shares Strategy and Indie with Bioprototype.
Bioweaver is an RPG game with the main content of treasure hunting and character building. You can use basic programming logic to deeply customize your skill sets, and you can also create organs with different attributes and functions with the special crafting system.
- 2

FIGHT-QUEST
Single-player alternative to Bioprototype — playable solo, no multiplayer required. Shares Action and Indie with Bioprototype.
FIGHT-QUEST is a first-person roguelite where you become an unstoppable "Hero". Stack game-changing upgrades to slay thousands of fantasy foes, discover sinster secrets in a colorful world, and bank your hard-earned gold.
- 3

NET.CRAWL
Single-player alternative to Bioprototype — playable solo, no multiplayer required. Shares Strategy and Indie with Bioprototype.
NET.CRAWL is a grid-building roguelike about a White Rabbit trapped in an unfriendly cyberspace. Dive deep into a bizarre digital world where levels are built with the nodes you drafted. Short runs, satisfying combos, dozens of unique bosses, and a ton of replayability.
- 4

Skewer of Heroes: Bubble Survivors
Single-player alternative to Bioprototype — playable solo, no multiplayer required. Shares Action and Strategy with Bioprototype.
Bubble Survivor is a hack-and-slash game that combines Roguelike elements with team-based gameplay. You will summon like-minded heroes to conquer challenges and defeat the malevolent slimes, restoring light to the world!
- 5

Doomclock
Single-player alternative to Bioprototype — playable solo, no multiplayer required. Shares Action with Bioprototype.
Doomclock is a roguelite, top-down arena shooter with deckbuilding elements. Bathe in blood of the damned, unlock new cards, and craft your deck of heavenly and hellish powers to survive the apocalypse. Be quick or be dead — there’s no time to rest.
- 6

Mighty Loot
Single-player alternative to Bioprototype — playable solo, no multiplayer required. Shares Action and Strategy with Bioprototype.
Mighty Loot is an Online Co-op Action Roguelike where you aim to reach the top of the Hero Leaderboard. Overcome relentless hordes and shifting challenges by crafting and reshaping exclusive skills on the fly, instantly adapting to any situation or weather condition standing between you and victory.
- 7

Asgard's Fall: Origins
Single-player alternative to Bioprototype — playable solo, no multiplayer required. Shares Action and Strategy with Bioprototype.
Embark on an epic saga in Asgard's Fall, a Norse Survivors-like Roguelite. Fight your way through hordes of creatures and let the gods feel your relentless wrath. How will your saga unfold?
- 8

Knightmared
Single-player alternative to Bioprototype — playable solo, no multiplayer required. Shares Action and Indie with Bioprototype.
Auto-attack roguelike where you forge a knight into an unstoppable demon slayer. Survive 15 minutes, build devastating synergies, master your weapons.
- 9

Noita
Single-player alternative to Bioprototype — playable solo, no multiplayer required. Shares Action and Indie with Bioprototype.
Noita is a magical action roguelite set in a world where every pixel is physically simulated. Fight, explore, melt, burn, freeze and evaporate your way through the procedurally generated world using spells you've created yourself.
- 10

Vampire Survivors
Single-player alternative to Bioprototype — playable solo, no multiplayer required. Shares Action and Indie with Bioprototype.
Mow down thousands of night creatures and survive until dawn! Vampire Survivors is a gothic horror casual game with rogue-lite elements, where your choices can allow you to quickly snowball against the hundreds of monsters that get thrown at you. Be the bullet hell!
- 11

Brotato
Single-player alternative to Bioprototype — playable solo, no multiplayer required. Shares Action and Indie with Bioprototype.
Brotato is a top-down arena shooter roguelite where you play a potato wielding up to 6 weapons at a time to fight off hordes of aliens. Choose from a variety of traits and items to create unique builds and survive until help arrives.
- 12

Elder Chaos
Single-player alternative to Bioprototype — playable solo, no multiplayer required. Shares Strategy and Indie with Bioprototype.
Elder Chaos is a strategy game based on Lovecraft’s Cthulhu mythos. You are no longer investigators but the eldritch Old Ones in Elder Chaos. Now, it's time to break the seal and reign over the world!