Steam game

Prime Prism

Numbers are light; logic is the lens. "Prime Prism" is a pure logic puzzle game themed around prime numbers and factorization. Construct circuits of light using optical tools like "Prisms" and "Lenses" to decompose and synthesize numbers. Over 140 stages across 11 worlds await your challenge.

Coming soon July 1, 2026

By Totori Works

Windows
View on Steam
Prime Prism - Totori Works. Popular. Released July 1, 2026
Screenshot of Prime Prism gameplay showing in-action mechanics Screenshot 2 of Prime Prism - additional gameplay view Screenshot 3 of Prime Prism - more gameplay footage Screenshot 4 of Prime Prism - final gameplay screenshot

Overview

About this game

"Prime Prism" is a mathematical puzzle game designed to allow you to face "numbers" and "logic" in their purest forms.

You must utilize limited space and tools to convert numerical values emitted from an Emitter (light source) into the target values required by a Receiver. In this game, numbers are not merely objects of calculation, but are expressed as "light"—split by prisms and converged by lenses.

Key Features:

  • Visualize Prime Factors: No mental arithmetic speed is required. The prime factors of each number are constantly visualized within the game. For example, "504" is displayed as its components "2³×3²×7". Even massive numbers can be manipulated freely with the power of logic once their structure is understood.

  • Various Optical Tools: New tools with unique properties are unlocked as you progress through each world.

    • Prism: The most fundamental and important tool that extracts the smallest prime factor from a value.

      75 (3*5*5) breaks down into 3 and 25

    • Lens: Bundles light beams to multiply their values.

      6*7=42

    • Resonator: Extracts the greatest common divisor (GCD) from multiple beams of light.

      The greatest common factor of 105 (3*5*7) and 45 (3*3*5) is 15 (3*5)

    • There are many other tools available. Combine them to discover number conversion routes that might seem impossible at first glance.

  • This game has over 140 stages where you can experience the properties of prime numbers and prime factors. You will need to understand the relationship between tools, prime numbers, and prime factors and find ways to create circuits efficiently.

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