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

Grey Lines
Single-player alternative to Insect Worlds — playable solo, no multiplayer required. Shares Action and Adventure with Insect Worlds.
"Grey Lines" is a third person action conspiracy game. Play as Anna, a CIA agent, John, a detective, or Vic, a Navy Seal. Each has a specific set of tools and skills. Engage in stealth ops, investigations, and combat. Your choices shape your story. Navigate the grey lines and the stop global threat.
- 2

Card Maker Simulator
Single-player alternative to Insect Worlds — playable solo, no multiplayer required. Shares Indie and Simulation with Insect Worlds.
Create unique cards, increase your cards’ power, form teams, face strategic battles, and build legendary bloodlines. In Card Maker Simulator, every card has a story, rivalries, marriages, pets, and glory. A card creation game where you create your own legends!
- 3

A Tale of Synapse : The Chaos Theories
Single-player alternative to Insect Worlds — playable solo, no multiplayer required. Shares Indie and Adventure with Insect Worlds.
Help Sci and Néro to get out of a world where logic, mathematics and puzzles will be your allies in a 2D platform game with a unique aesthetic.
- 4

Bug & Seek
Single-player alternative to Insect Worlds — playable solo, no multiplayer required. Shares Indie and Simulation with Insect Worlds.
Catch 200+ real life bugs in this peaceful creature collector. You’ve bought the local insectarium (bug zoo) in the cozy town of Buggburg, so start swinging your net to build your dream bug collection and create the best insectarium Buggburg has ever seen.
- 5

Ant Keeping Simulator
Single-player alternative to Insect Worlds — playable solo, no multiplayer required. Shares Simulation and Casual with Insect Worlds.
Grow, feed and care for your colony of mighty ants in a realistic semi-idle simulation of ant keeping. Created in collaboration with ant keeping enthusiasts, Ant Keeping Simulator will be an accurate experience to ant keepers.
- 6

APICO
Single-player alternative to Insect Worlds — playable solo, no multiplayer required. Shares Simulation and Casual with Insect Worlds.
APICO is a laid-back beekeeping sim game about breeding, collecting, & conserving bees! Set in a series of lush environments, APICO uniquely combines resource gathering, biology, and beekeeping minigames, taking ideas from a mix of real-life and fantasy apiculture & floriculture.
- 7

Green Hell VR
Single-player alternative to Insect Worlds — playable solo, no multiplayer required. Shares Action and Indie with Insect Worlds.
Green Hell VR is an Open World Survival game set in the Amazon rainforest, based on the successful PC title Green Hell. You are left alone in the jungle with no food or equipment. To survive, you must learn real-life survival techniques, and crafting weapons can be a matter of life and death
- 8

Biped
Single-player alternative to Insect Worlds — playable solo, no multiplayer required. Shares Action and Indie with Insect Worlds.
Biped is a coop action adventure game with a strong focus on moment-to-moment collaboration between 2 players.
- 9

Enter The Moon
Single-player alternative to Insect Worlds — playable solo, no multiplayer required. Shares Action and Simulation with Insect Worlds.
Space simulation moon game. Explore the moon, mars, venus and mercury in breathtaking real-time 3D. Explore their geological aspects. Battle against spaceships or a secret lunar base. Enter the ISS. Measure the moon. And get in the cockpit.