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Besiege

6 years agoSource: Steam

Besiege is a physics-based building game by Spiderling Studios in which players construct machines from modular parts to complete campaign objectives, destroy fortresses and build their own sandbox or multiplayer scenarios.

Developer
Playdigious, Spiderling Studios
Publisher
Spiderling Studios
Genre
Action, Rätsel, Simulation
Game modes
Koop, Multiplayer, PvP, Singleplayer
Steam user reviews
95 % positive · 53,294 reviews
At Steam
View store page
On this page 11 sections

What is Besiege?

Besiege is a physics-based building game by Spiderling Studios. Players assemble their own machines from modular blocks and use them to complete tasks ranging from destroying fortresses to transporting objects.

The core of the game is not a predefined vehicle blueprint, but experimenting with mechanics, weight, propulsion and stability. Designs can be practical, absurd or completely oversized, as long as they meet the given goal.

Updated 06.10.2026

Sources

Release

6 years agoSource: Steam

The PC version of Besiege left Early Access on Feb 18, 2020. Native versions for Xbox One and Xbox Series X|S, Nintendo Switch, PlayStation 4 and PlayStation 5 followed later, as well as mobile versions for iOS and Android.

The console and mobile versions are standalone native releases and are not derived solely from backward compatibility.

  1. PC

    Full version on PC.

    Source
    • Steam store.steampowered.com
  2. Xbox One, Xbox Series X|S

    Native Xbox console version.

    Source
  3. Switch

    Nintendo Switch version.

    Source
  4. PS4

    PlayStation 4 version.

    Source
  5. PS5

    Native PlayStation 5 version in December 2024.

    Source
  6. iOS

    Version 1.0 of the mobile version on the App Store.

    Source
  7. PC

    The Splintered Sea is coming as a major expansion.

    Source
    • Steam store.steampowered.com
  8. PC

    The Broken Beyond is coming as a major expansion.

    Source
    • Steam store.steampowered.com

Updated 06.10.2026

Sources

Platforms

Besiege is natively available for PC, Xbox One, Xbox Series X|S, PlayStation 4, PlayStation 5, Nintendo Switch, iOS and Android. The PC version includes Windows, macOS and Linux.

The Switch version is a separate port with touchscreen support. The mobile version was adapted for touch devices by Playdigious.

Updated 17.10.2026

Sources

Gameplay

The building kit includes more than 70 blocks for frames, wheels, joints, weapons, flight mechanics and other functions. The physics simulation then decides whether a machine drives, flies, collapses or reaches its goal.

The PC campaign includes 55 destructible levels across four islands. There are also large sandbox areas where designs can be tested without a fixed mission objective.

Updated 06.10.2026

Sources

Trailer

DLCs and expansions

The Splintered Sea was released on May 24, 2024 and adds water physics, its own campaign, a new sandbox area and eight aquatic building blocks to Besiege. On PC, the water mechanics are also available in multiplayer and the level editor.

The Broken Beyond followed on June 22, 2026. The expansion moves the building kit into space, adds an eleven-level interplanetary campaign, 13 new space blocks and a fuel system.

Updated 06.10.2026

Sources
Besiege: The Splintered Sea – official artwork
The Splintered Sea expands Besiege with water physics, its own campaign and new building blocks. · Spiderling Studios / Steam Image source
Besiege: The Broken Beyond – official artwork
The Broken Beyond moves the Besiege building kit into an interplanetary campaign. · Spiderling Studios / Steam Image source

System requirements

For Windows, Steam requires at least a 2.2 GHz dual-core processor, 4 GB RAM, a graphics card with 1 GB dedicated VRAM and 3 GB free storage. Recommended are a 4 GHz quad-core processor, 8 GB RAM, 3 GB dedicated VRAM, DirectX 11 and 5 GB storage.

The details apply to PC (Windows).

Minimum

Operating system
Windows XP 64-bit as required by the game; the Steam client itself has supported only Windows 10 or newer since 2024
Processor
2.2 GHz Dual Core
RAM
4 GB RAM
Graphics
1 GB dedicated VRAM
DirectX
Version 9.0c
Speicher
3 GB available

Recommended

Operating system
Windows 10
Processor
4 GHz Quad Core
RAM
8 GB RAM
Graphics
3 GB dedicated VRAM
DirectX
Version 11
Speicher
5 GB available

Editorial details

Updated 06.10.2026

Sources

Multiverse, level editor and modding

On PC, Besiege Multiverse combines the building kit with co-op and PvP scenarios. Players can face each other, solve mission objectives together or build their own rules in the level editor.

Steam Workshop and the built-in mod loader form an additional lasting modding layer. Community machines, levels and skin packs can be transferred directly into the PC version.

Updated 06.10.2026

Sources

Console and mobile versions

The console versions adapt controls and interface for controllers. Nintendo lists four campaign islands with 55 levels in total, three sandbox environments, more than 70 blocks and touchscreen support for the Switch version.

On iOS and Android, the Playdigious version uses an interface adapted for touch devices. The App Store version requires iOS 15 or later and at least an A12 Bionic chip.

Updated 06.10.2026

Sources

Similar games

Game series

Besiege was developed by Spiderling Studios. The studio publishes the PC and Xbox versions itself, while Ultimate Games handles the PlayStation and Switch versions and Playdigious the mobile version.

Updated 06.10.2026

Sources
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