Free games like 18Korea
Below are 8 free-to-play Steam games similar to 18Korea, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like 18Korea page.
Ranked picks
- 1
Jigsaw Puzzle Dreams
Free-to-play alternative to 18Korea — no purchase or trial window.
Beautiful Multiplayer Jigsaw Puzzle game where you can design the room you play in!
- 2
Supermarket Together
Free-to-play alternative to 18Korea — no purchase or trial window. Shares Simulation with 18Korea.
The multiplayer supermarket has arrived to your neighbourhood for free! Stock your shop space, unlock perks and franchises, hire employees or chase those pesky shoplifters. The more players, the more action!
- 3
Fallout Shelter
Free-to-play alternative to 18Korea — no purchase or trial window. Shares Simulation with 18Korea.
Fallout Shelter puts you in control of a state-of-the-art underground Vault from Vault-Tec. Build the perfect Vault, keep your Dwellers happy, and protect them from the dangers of the Wasteland.
- 4
Clicker Heroes
Free-to-play alternative to 18Korea — no purchase or trial window. Shares Strategy and Simulation with 18Korea.
Click your way through hordes of monsters, earn gold, and recruit quirky heroes with powerful skills. Progress even while you're idle, and watch the numbers climb into the absurd. It’s a never-ending journey of clicks, crits, and colossal damage.
- 5
KARDS - The WW2 Card Game
Free-to-play alternative to 18Korea — no purchase or trial window. Shares Strategy with 18Korea.
KARDS, The World War II Card Game, combines traditional CCG gameplay with innovative mechanics inspired by classic strategy games and real battlefield tactics. Take command and challenge other players in grand-scale warfare on the ground, air, or seas.
- 6
Endless Sky
Free-to-play alternative to 18Korea — no purchase or trial window. Shares Simulation with 18Korea.
Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters.
- 7
Card Hunter
Free-to-play alternative to 18Korea — no purchase or trial window. Shares Strategy with 18Korea.
Shuffle your cards and ready your dice - Card Hunter is a fresh new card gaming spin on classic tabletop RPGs. Battle your way through a massive campaign solo or with friends and compete with other players in ranked play and tournaments.
- 8
Pinball FX Classic
Free-to-play alternative to 18Korea — no purchase or trial window. Shares Simulation with 18Korea.
Pinball FX Classic is the biggest, most community focused pinball game ever created. Multiplayer matchups, user generated tournaments and league play create endless opportunity for pinball competition.