Single-player games like Imperator: Rome
Below are 15 single-player Steam games similar to Imperator: Rome, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Imperator: Rome page.
Ranked picks
- 1

Victoria 3
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Strategy and Simulation with Imperator: Rome.
Paradox Development Studio invites you to build your ideal society in the tumult of the exciting and transformative 19th century. Balance the competing interests in your society and earn your place in the sun in Victoria 3, one of the most anticipated games in Paradox’s history.
- 2

Victoria II
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Strategy with Imperator: Rome.
Carefully guide your nation from the era of absolute monarchies in the early 19th century, through expansion and colonization, to finally become a truly great power by the dawn of the 20th century. Victoria II is a grand strategy game played during the colonial era of the 19th century, where the player takes control of a country, guiding...
- 3

Europa Universalis IV
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Strategy and Simulation with Imperator: Rome.
Rule your land and dominate the world with unparalleled freedom, depth and historical accuracy. Write a new history of the world and build an empire for the ages.
- 4

Arms Race 2
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Strategy and Simulation with Imperator: Rome.
Arms Race 2 is a PC strategy game based on the historical conflict between the USA and the USSR that took place in the 20th century.
- 5

Just Power: The Papal States
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Strategy and Simulation with Imperator: Rome.
Are you ready to found a dynasty which controls the Holy See over the centuries? Climb the hierarchies, hire your relatives, blackmail and bribe to get everything you want in this turn-based political simulator.
- 6

Crusader Kings II
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Strategy and Simulation with Imperator: Rome.
Explore one of the defining periods in world history in an experience crafted by the masters of Grand Strategy.
- 7

Gilded Destiny
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Strategy and Simulation with Imperator: Rome.
Forge empires, incite revolutions, and reshape society in Gilded Destiny, the definitive grand strategy game of the Industrial Age. Take command of your chosen nation and lead it to glory through masterful diplomacy, sweeping industrialization, and decisive warfare.
- 8

SuperPower 2 Steam Edition
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Strategy and Simulation with Imperator: Rome.
SuperPower 2 is the only global geopolitical simulation game which allows players to control entire countries. Players control countries in 3 major areas: political, economic and military, but this time, in a beautiful real-time 3D environment.
- 9

Surviving Mars: Relaunched
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Strategy and Simulation with Imperator: Rome.
The award-winning sci-fi city builder is back - remastered, expanded and even more stunning. Colonize Mars and survive the process, from exploration and infrastructure to welcoming colonists and achieving long-term stability. Are you ready? Mars is waiting.
- 10

Romance of the Three Kingdoms XIII
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Simulation with Imperator: Rome.
"The ultimate depiction of the Three Kingdom. A heroic drama of a gathering of Legends. "With this as the concept behind Romance of the Three Kingdoms 13, we have compiled an experience that will immerse you even deeper into the world of the Three Kingdoms, with "human drama," seen through the interactions of the...
- 11

Total War: WARHAMMER II
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Strategy with Imperator: Rome.
Strategy gaming perfected. A breath-taking campaign of exploration, expansion and conquest across a fantasy world. Turn-based civilisation management and real-time epic strategy battles with thousands of troops and monsters at your command.
- 12

Stellaris
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Strategy and Simulation with Imperator: Rome.
Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities.
- 13

Hearts of Iron IV
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Strategy and Simulation with Imperator: Rome.
Victory is at your fingertips! Your ability to lead your nation is your supreme weapon, the strategy game Hearts of Iron IV lets you take command of any nation in World War II; the most engaging conflict in world history.
- 14

Crusader Kings III
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Strategy and Simulation with Imperator: Rome.
Love, fight, scheme, and claim greatness. Determine your noble house’s legacy in the sprawling grand strategy of Crusader Kings III. Death is only the beginning as you guide your dynasty’s bloodline in the rich and larger-than-life simulation of the Middle Ages.
- 15

Hearts of Iron III
Single-player alternative to Imperator: Rome — playable solo, no multiplayer required. Shares Strategy with Imperator: Rome.
Hearts of Iron III lets you play the most engaging conflict in world history, World War 2, on all fronts as any country and through multiple different scenarios. Guide your nation to glory between 1936 and 1948 and wage war, conduct diplomacy and build your industry in the most detailed World War 2 game ever made.