Free games like Space Intervention
Below are 8 free-to-play Steam games similar to Space Intervention, 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 Space Intervention page.
Ranked picks
- 1
Iron Snout
Free-to-play alternative to Space Intervention — no purchase or trial window.
Iron Snout is a fast, colorful and brutal fighting game in which you will be helping a piglet fight for its life against hordes of wolves.
- 2
Magic Archery
Free-to-play alternative to Space Intervention — no purchase or trial window.
Train a commoner to become the greatest archer in this short incremental game! Increase your stats, gather wealth from quests, buy upgrades, and infuse your arrows with magic.
- 3
Peggle Extreme
Free-to-play alternative to Space Intervention — no purchase or trial window. Shares Casual with Space Intervention.
Peggle Extreme delivers fast-paced puzzle action that combines elements of pinball and pachinko to create a truly unique game experience. Take your best shot with energizing arcade fun, now exclusively themed with art and sounds from Half-Life: Episode 2, Portal, and Team Fortress 2.
- 4
Waves
Free-to-play alternative to Space Intervention — no purchase or trial window.
Waves is an Arcade Twin-Stick Shooter that's all about High Scores. Build your combo and drop bombs in pursuit of Leaderboard dominance over seven game-modes!
- 5
Wires And Whiskers
Free-to-play alternative to Space Intervention — no purchase or trial window.
Wires and Whiskers is a local co-op action-puzzle game where two players control a lab-engineered gerbil and its magnetic exosuit. Work together to fight mutated enemies, solve magnetic puzzles, and survive in a ruined, post-apocalyptic trench world.
- 6
TrackMania Nations Forever
Free-to-play alternative to Space Intervention — no purchase or trial window.
A free game in the truest sense of the word, TrackMania Nations Forever lets you drive at mind-blowing speeds on fun and spectacular tracks in solo and multiplayer modes.TrackMania Nations Forever offers a new "Forever" version of the Stadium environment, a solid solo mode and 65 brand new, progressively challenging tracks.
- 7
Learn to Fly 3
Free-to-play alternative to Space Intervention — no purchase or trial window.
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
Ninja Kiwi Archive
Free-to-play alternative to Space Intervention — no purchase or trial window. Shares Casual with Space Intervention.
Enjoy some of the best loved Flash games of the past in this awesome time capsule of over 60 Ninja Kiwi classics. Experience a piece of history and play the original Flash games that spawned the worldwide phenomenon of Bloons TD.