Sigma World Online: Forge Your Galactic Empire in a Vast Sandbox

9/4/2026, 10:50:11 AM

Release date: 9/4/2026

Tags: #exploration #sandbox #city-builder #building #survival #crafting #space #agriculture

Reference prices

Japan

¥ 589 (JPY)

Steam JP

$4.49 (USD)

Steam Global

Live Store Snapshot

Body text may reflect the state at publication time. For the latest sale, price, and review changes, prioritize the live price panel, review panel, and the Steam store listing.

Japan Price: ¥ 589
Global Price: $4.49
Price in Your Region: ¥ 589-10%Prices as Steam lists them per country. What you are actually charged depends on your Steam account settings.Regional prices checked: 8 Sept 2026
Sale Status: On sale
Price Checked At: 9/8/2026, 1:28:21 PM

Key highlight

Explore a vast, procedurally generated galaxy in Sigma World Online, a multiplayer sandbox where you can build empires, manage planetary ecology, and choose your role from explorer to builder.

Who this is for

Ideal for players seeking a vast sandbox experience set amongst the stars. If you thrive on exploration, building, resource management, and forging your own galactic empire, Sigma World Online is sure to satisfy.

Details

Overview

Sigma World Online invites players into a sprawling, procedurally generated universe where the only limit is your imagination. Developed and published by Crematorium of Time, this indie title blends elements of exploration, city building, and survival into a massive multiplayer experience. Whether you dream of charting unknown star systems, extracting valuable resources, or establishing a thriving agricultural enterprise, Sigma World Online offers a dynamic sandbox to realize your ambitions.

Highlights

Vast Procedural Universe: Explore a galaxy filled with unique planets, moons, and asteroid fields, with starter systems automatically regenerating for new players every 3 in-game years.
Deep Simulation: Experience dynamic planetary ecology, manage pollution, and engage in complex research through an extensive tech tree and drawing table.
Multi-faceted Gameplay: Choose your path as an explorer, miner, merchant, farmer, scientist, builder, or hunter, with the ultimate goal of building your own empire.

Who It's For

This game is perfect for players who enjoy deep sandbox experiences, intricate building mechanics, and the thrill of exploration in a persistent online world. If you're drawn to games where you can carve out your own destiny, manage complex systems, and interact with a community of fellow players, Sigma World Online should be on your radar.

Game Info

Sigma World Online supports both single-player and multiplayer modes, including co-operative online play. The game features space flight, station construction with warp capabilities, and resource gathering. It also boasts a wide array of languages, ensuring a global player base can dive into its expansive universe. Players can engage in activities ranging from agriculture and culinary arts to scientific research and combat.