Free games like Siegebreaker
Below are 8 free-to-play Steam games similar to Siegebreaker, 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 Siegebreaker page.
Ranked picks
- 1

Infinitode 2 - Infinite Tower Defense
Free-to-play alternative to Siegebreaker — no purchase or trial window. Shares Strategy with Siegebreaker.
Infinitode 2 - a strategy in the Tower Defense genre, in which the player will have to build towers to protect his base from endless waves of enemies. The game features huge maps, lots of towers, resource miners, upgrade tree and map editor.
- 2

KARDS - The WW2 Card Game
Free-to-play alternative to Siegebreaker — no purchase or trial window. Shares Strategy with Siegebreaker.
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.
- 3

Star Realms
Free-to-play alternative to Siegebreaker — no purchase or trial window. Shares Strategy with Siegebreaker.
Star Realms is a hugely popular space combat deckbuilding game. Download and play today (note: base set is required to play online) to find out why Star Realms is the winner of SXSW 2014 Board Game of the Year, 7 Golden Geek Awards from BoardGameGeek, and 2 Dice Tower awards!
- 4

Chess Evolved Online
Free-to-play alternative to Siegebreaker — no purchase or trial window. Shares Strategy with Siegebreaker.
secretly the most overpowered game in existence
- 5

Die in the Dungeon: Origins
Free-to-play alternative to Siegebreaker — no purchase or trial window. Shares Strategy with Siegebreaker.
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!
- 6

Outpost
Free-to-play alternative to Siegebreaker — no purchase or trial window. Shares Strategy with Siegebreaker.
Outpost brings the perfect mix between survival and roguelite gameplay. Start the game in a randomly generated environment and try to adapt, and make it through as many nights as possible. How long can you survive?
- 7

SOVL: Fantasy Warfare
Free-to-play alternative to Siegebreaker — no purchase or trial window. Shares Strategy with Siegebreaker.
SOVL is a ruleset for playing fantasy wargames. It can be played with miniatures on a table or digitally on Steam.
- 8

Battle for Wesnoth
Free-to-play alternative to Siegebreaker — no purchase or trial window. Shares Strategy with Siegebreaker.
The Battle for Wesnoth is an open source, turn-based strategy game with a high fantasy theme. Explore the four corners of Irdya in seventeen solo campaigns and dozens of multiplayer maps, taking part in countless adventures as you go.