Free games like Defending Earth
Below are 9 free-to-play Steam games similar to Defending Earth, 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 Defending Earth page.
Ranked picks
- 1
A Date with Death
Free-to-play alternative to Defending Earth — no purchase or trial window. Shares Indie and Simulation with Defending Earth.
Fight against & romance the one hunting for your soul in A Date with Death, a romance chat simulator where you date(?) the Grim Reaper himself. Create your own character, decorate your apartment, and chat away with the charming yet dangerous Grim Reaper through text and video calls.
- 2
Steam Engine Simulator
Free-to-play alternative to Defending Earth — no purchase or trial window. Shares Simulation with Defending Earth.
The Steam Engine Simulator shown on AngeTheGreat's YouTube channel.
- 3
OnlyCans: Thirst Date
Free-to-play alternative to Defending Earth — no purchase or trial window. Shares Indie and Simulation with Defending Earth.
Feel The Fizz Inside You™ with the brand new Shize™ Collection!
- 4
93, Kuindzhi
Free-to-play alternative to Defending Earth — no purchase or trial window. Shares Indie and Adventure with Defending Earth.
Kuindzhi, 93 is an atmospheric first-person narrative vignette about an 18-year-old boy from Donbas. The story takes us to March 2022, when the world changed forever — into a space where the past, fears, and doubts find their voice.
- 5
Landfall Archives
Free-to-play alternative to Defending Earth — no purchase or trial window. Shares Action and Strategy with Defending Earth.
Break into the Landfall Archives to steal and play previously unreleased games, demos, interactive slide shows, and even an unreleased version of Totally Accurate Battle Simulator from 2017!
- 6
SuchArt: Creative Space
Free-to-play alternative to Defending Earth — no purchase or trial window. Shares Action and Indie with Defending Earth.
Paint on any surfaces with numerous tools in Creative Space — a free sandbox version of SuchArt: Genius Artist Simulator. Create masterpieces, complete commissions, and decorate your studio in the most advanced artist sim!
- 7
Aircar
Free-to-play alternative to Defending Earth — no purchase or trial window. Shares Indie with Defending Earth.
A simple immersive flying game built for VR. Pilot an aircar through a futuristic cityscape.
- 8
one night, hot springs
Free-to-play alternative to Defending Earth — no purchase or trial window. Shares Indie and Simulation with Defending Earth.
Haru is invited by her old friend Manami to spend a night at the hot springs. All Haru wants to do is enjoy the hot springs like everyone else, but she doesn't want to cause any trouble...
- 9
Galaxor
Free-to-play alternative to Defending Earth — no purchase or trial window. Shares Strategy and Simulation with Defending Earth.
Galaxor is an online sci-fi strategy game where you build planets, research technologies, command fleets and expand your empire across the galaxy. Manage resources, join clans, take part in events and face alien threats in long-term space warfare.