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Extremely Realistic Siege Warfare Simulator
Extremely Realistic Siege Warfare Simulator is a physics-based tactical strategy game where you must lead a military force in a fantasy medieval world. Build an army. Construct siege equipment. Experience epic battles. Lead your people to victory!!
View on Steam ↗ Free (US · as of 2026-05-13)What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via SteamSpy as of 2026-05-13.
“dosent load, if dose takes forever”
— a player, Steam review · 0 hrs playedPlayer activity
Monthly average concurrent players. Live count fetched 2026-08-02 22:04 UTC · history via SteamCharts.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Regular Updates 20250429
Hello, Map Pack and Sandbox Editor are now available. Players who previously pre-paid will receive this DLC as a complimentary gift. Thank you for being so supportive! Version 0.92.022 Major Updates:
【Important Notice】Content Change Compensation
Hello, Today, Extremely Realistic Siege Warfare Simulator has officially transitioned to free download . To compensate for the price difference and show our gratitude, we are offering the following gi
Important Announcement: Transition of the Game to Free Download.
Hello, It has been more than a year since we last updated the Default branch of the game. Some players have asked in the community and forums whether the development team has abandoned this project. T
May 25 Update
1. Added 2 new maps: At Swords’ Points, and Flying Arrows. Neutral siege equipment is added, too. 2. Added a new map created by players, War Box. The map’s default save file can be found in workshop.
May 11 Update
1. Added 3 maps for infantry battles, Pinch Pennies, Rock Up, Ace Strategist. In the 3 maps, the store does not provide ballista and catapult. 2. Adjusted the strength of reinforcements in 2v5 maps. 3
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-05-13.
| Genres | Action, Adventure, Casual, Indie, RPG, Simulation, Strategy, Free To Play, Early Access |
| Player tags | Early Access · Action · War · RTS · Strategy · Sandbox · Building · RPG · Wargame · PvP · Physics · 3D (SteamSpy community voting) |
| Features | Single-player · Multi-player · PvP · Online PvP · Co-op · Online Co-op |
| Languages | English, Simplified Chinese, Traditional Chinese, French, Spanish - Spain, Russian, Japanese, Portuguese - Portugal, Korean, Italian, German |
| Estimated owners | 50,000 – 100,000 (SteamSpy) |
Minimum system requirements (PC)
Minimum: OS: Windows 10 or later Processor: Intel® Core™ Duo or better Memory: 8 GB RAM Graphics: NVIDIA GeForce GTX 670 or better DirectX: Version 9.0c Network: Broadband Internet connection Storage: 2 GB available space