Free games like UFO2: Extraterrestrials
Below are 8 free-to-play Steam games similar to UFO2: Extraterrestrials, 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 UFO2: Extraterrestrials page.
Ranked picks
- 1
Die in the Dungeon: Origins
Free-to-play alternative to UFO2: Extraterrestrials — no purchase or trial window. Shares Strategy and RPG with UFO2: Extraterrestrials.
Fight your way through a mysterious dungeon in this deck-building, turn-based roguelike game where you don't use cards, but DICE! Deal with enemies by combining dice on your board, boost their effects with magical relics, and discover the story behind Die in the Dungeon!
- 2
The Riftbreaker: Prologue
Free-to-play alternative to UFO2: Extraterrestrials — no purchase or trial window. Shares Strategy with UFO2: Extraterrestrials.
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
PlanetSide 2
Free-to-play alternative to UFO2: Extraterrestrials — no purchase or trial window.
PlanetSide 2 is an all-out planetary war, where thousands of players battle as one across enormous continents. Utilize infantry, ground and air vehicles, and teamwork to destroy your enemies in this revolutionary first-person shooter on a massive scale.
- 4
Limbus Company
Free-to-play alternative to UFO2: Extraterrestrials — no purchase or trial window.
As the Executive Manager of Limbus Company, lead your group of twelve Sinners, venture into the buried facilities of Lobotomy Corporation, and lay claim on the Golden Boughs.
- 5
Dota Underlords
Free-to-play alternative to UFO2: Extraterrestrials — no purchase or trial window. Shares Strategy with UFO2: Extraterrestrials.
Hire a crew and destroy your rivals in this new strategy battler set in the world of Dota. Introducing Season One: Explore White Spire and earn rewards on the Battle Pass. Pick from several different game modes, play on your own or with friends, and take advantage of crossplay on PC and mobile.
- 6
Minion Masters
Free-to-play alternative to UFO2: Extraterrestrials — no purchase or trial window. Shares Strategy with UFO2: Extraterrestrials.
An addictive fast-paced hybrid of Card games & Tower-Defense. Play 1v1 - or bring a friend for 2v2 - and engage in epic online multiplayer battles full of innovative strategy and awesome plays! Collect 200+ cards with unique mechanics, all free!
- 7
One-armed robber
Free-to-play alternative to UFO2: Extraterrestrials — no purchase or trial window. Shares Strategy with UFO2: Extraterrestrials.
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.
- 8
Guild Wars 2®
Free-to-play alternative to UFO2: Extraterrestrials — no purchase or trial window. Shares RPG with UFO2: Extraterrestrials.
Guild Wars 2 is an award-winning online roleplaying game with fast-paced action combat, deep character customization, and no subscription fee required. Choose from an arsenal of professions and weapons, explore a vast open world, compete in PVP modes and more. Join over 16 million players now!