Free games like Frontier Wars: Online
Below are 12 free-to-play Steam games similar to Frontier Wars: Online, 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 Frontier Wars: Online page.
Ranked picks
- 1

Landfall Archives
Free-to-play alternative to Frontier Wars: Online — no purchase or trial window. Shares Strategy and Adventure with Frontier Wars: Online.
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!
- 2

Die in the Dungeon: Origins
Free-to-play alternative to Frontier Wars: Online — no purchase or trial window. Shares Strategy and RPG with Frontier Wars: Online.
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!
- 3

The Riftbreaker: Prologue
Free-to-play alternative to Frontier Wars: Online — no purchase or trial window. Shares Strategy and Adventure with Frontier Wars: Online.
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.
- 4

The Last Sovereign
Free-to-play alternative to Frontier Wars: Online — no purchase or trial window. Shares Strategy and Adventure with Frontier Wars: Online.
Explore a world torn between armies of lust and purity in which everything is more complex than it seems, deciding the fate of nations through might, politics, and finance. Every decision matters in an intricate saga that tracks thousands of variables.
- 5

DFHack - Dwarf Fortress Modding Engine
Free-to-play alternative to Frontier Wars: Online — no purchase or trial window. Shares Strategy and Simulation with Frontier Wars: Online.
Extensions for Dwarf Fortress, including bugfixes, interface improvements, automation agents, design blueprints, modding building blocks, and other tools.
- 6

The Life and Suffering of Sir Brante — Chapter 1&2
Free-to-play alternative to Frontier Wars: Online — no purchase or trial window. Shares Strategy and Adventure with Frontier Wars: Online.
A narrative-driven hardcore RPG set in a gritty world where the gods are real. Set out on a challenging lifetime journey, where every choice you make has a price to pay and consequence to it. Will you become an inquisitor, a judge, or conspire against the old order? Dare to decide!
- 7

Nazi Zombies
Free-to-play alternative to Frontier Wars: Online — no purchase or trial window. Shares Early Access with Frontier Wars: Online.
Nazi Zombies is a cooperative survival game where players fend off escalating waves of Nazi zombies, earning points by killing zombies and repairing barriers to buy weapons, upgrades, perks, and unlock new map areas to maximize their survival.
- 8

Dota 2
Free-to-play alternative to Frontier Wars: Online — no purchase or trial window. Shares Strategy with Frontier Wars: Online.
Every day, millions of players worldwide enter battle as one of over a hundred Dota heroes. And no matter if it's their 10th hour of play or 1,000th, there's always something new to discover. With regular updates that ensure a constant evolution of gameplay, features, and heroes, Dota 2 has taken on a life of its own.
- 9

Legion Hunters
Free-to-play alternative to Frontier Wars: Online — no purchase or trial window. Shares Strategy and Massively Multiplayer with Frontier Wars: Online.
Command your squad in a strategy-MMORPG. Unlock over 160 units and 10 races, upgrade your castle, and gear up to dominate global rankings. Prepare for the war to come!
- 10

Rebornia - MMORPG 2D
Free-to-play alternative to Frontier Wars: Online — no purchase or trial window. Shares Adventure and Massively Multiplayer with Frontier Wars: Online.
In "Rebornia," humans are reborn with angelic and demonic powers after a catastrophic war. Join six unique heroes in their quest to restore peace and harmony. Battle mythical creatures, and decide the fate of the world in this epic adventure. Will you choose salvation or destruction?
- 11

Elderwood Online
Free-to-play alternative to Frontier Wars: Online — no purchase or trial window. Shares Strategy and Adventure with Frontier Wars: Online.
Dive back into the essence of MMORPGs with Elderwood Online, where we pay homage to the beloved classics of the late '90s and early 2000s, infused with a touch of today's innovation. Elderwood Online marries the nostalgia of golden-age MMOs with fresh adventures and discoveries.
- 12

Valhalla Reborn
Free-to-play alternative to Frontier Wars: Online — no purchase or trial window. Shares Massively Multiplayer and RPG with Frontier Wars: Online.
Welcome to Valhalla — a majestic and harsh world where legends are forged! Lead a band of loyal warriors, rise from a nameless jarl to a great chieftain, and conquer all nine realms of Norse mythology.