Free games like Icarus Starship Command Simulator
Below are 8 free-to-play Steam games similar to Icarus Starship Command Simulator, 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 Icarus Starship Command Simulator page.
Ranked picks
- 1

Ultimate Custom Night
Free-to-play alternative to Icarus Starship Command Simulator — no purchase or trial window. Shares Action and Indie with Icarus Starship Command Simulator.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
- 2

The Riftbreaker: Prologue
Free-to-play alternative to Icarus Starship Command Simulator — no purchase or trial window. Shares Action and Strategy with Icarus Starship Command Simulator.
The Riftbreaker: Prologue allows you to experience the events taking place before the story campaign of the main game. Explore an entirely new world. Gather resources. Build up a base. Defend yourself from thousands of alien creatures.
- 3

Totally Accurate Battlegrounds
Free-to-play alternative to Icarus Starship Command Simulator — no purchase or trial window. Shares Action and Indie with Icarus Starship Command Simulator.
Grab your balloon crossbow and trusty inflatable hammer, because things are about to get wobbly! Be the last weirdo standing in the world-leading physics-based Battle Royale game.
- 4

Clicker Heroes
Free-to-play alternative to Icarus Starship Command Simulator — no purchase or trial window. Shares Strategy and Indie with Icarus Starship Command Simulator.
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

One-armed robber
Free-to-play alternative to Icarus Starship Command Simulator — no purchase or trial window. Shares Action and Strategy with Icarus Starship Command Simulator.
One-armed robber is a chaotic first-person heist game that centers around a uniquely challenging premise. Players take the role of a determined robber equipped with only one arm, tasked with pulling off daring heists on banks, shops, and various establishments.
- 6

Toribash
Free-to-play alternative to Icarus Starship Command Simulator — no purchase or trial window. Shares Action and Strategy with Icarus Starship Command Simulator.
Toribash is an innovative free-to-play online turn-based fighting game where you’re able to design your own moves. Complete control over character's body, hundreds of game mods and bloody mess with full body dismemberment - you've never been able to annihilate your enemies like that before!
- 7

Learn to Fly 3
Free-to-play alternative to Icarus Starship Command Simulator — no purchase or trial window. Shares Action and Strategy with Icarus Starship Command Simulator.
Build your spaceship from scratch, earn funds and invest them into building a bigger, better spaceship as you try and fly your way up to space!
- 8

Endless Sky
Free-to-play alternative to Icarus Starship Command Simulator — no purchase or trial window. Shares Action and Indie with Icarus Starship Command Simulator.
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.