Photon Quantum - Deterministic Game Engine
Photon Quantum is a leading deterministic game engine for multiplayer and single-player Unity games, offering high-performance, decoupled simulation, and cross-platform capabilities.

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- Category:
- Tools › Network
- Developer:
- Photon Engine
- Price:
- FREE
- Favorites:
- 80
- Supported Unity Versions:
- 2021.3.43 or higher
- Current Version:
- 3.0.2
- Download Size:
- 12.53 MB
- Last Update:
- Mar 12, 2025
- Description:
- Photon Quantum is a powerful game engine designed for Unity, providing a complete set of stateless deterministic libraries, including a Kinematic Character Controller, Bots SDK, and samples. It's free for 100 CCU and supports 1.4 billion monthly players worldwide through the Photon Cloud. The engine excels in high-latency environments and offers Input/Physics Prediction and Rollback, making it ideal for mobile phones and competitive multiplayer games.
Photon Quantum is native to Unity and dominates in various genres, including 2D/3D Platformers, Brawlers, RTS, Racing, E-Sports, Action RPGs, Party Games, MOBAs, Turn-Based, and Fighting games. The engine's internal systems are designed for high-performance, leaving most of the CPU budget for view/rendering code (Unity). It also features a high-efficiency, decoupled simulation framework that eliminates the complexities of traditional netcode, offering unmatched flexibility and efficiency.
Key features include:
* No Netcode Game Engine: Clients advance simulation locally using input prediction, with an advanced rollback system correcting any mispredictions.
* High-Performance by default: Quantum efficiently processes complex interactions and large numbers of entities, freeing up resources for rendering.
* Cheat Protection & E-Sport: Photon Quantum's cheat protection relies on its deterministic engine, ensuring all clients run identical, server-validated game logic.
* Deterministic Game Engine: Offers deterministic physics, math operations, and pathfinding, ensuring consistent and synchronized behavior across all clients.
Additional features include:
* Webhooks: Supports webhooks for seamless integration with analytics, leaderboards, or custom backend services.
* Rich Unity Editor Integration: Includes a Performance Profiler, Quantum Hub, CodeDoc Inspectors, and Entity View for easy project management and optimization.
* Multiplayer basics: Comes with features like reconnecting, late join, matchmaking, save/playback, worldwide coverage, encryption, and real-time analytics.
* Samples: Provides key insights into game development, including platformer game mechanics, racing physics, and AI.
Photon Quantum offers a 100 CCU free package, and a 200 CCU per month for only $95 USD a year. The Photon Gaming Circle is an exclusive community that provides access to 80+ exclusive samples, latest SDKs, private Discord, and premium development support. - Technical Details:
- Photon Quantum is built on top of the Photon Cloud, which supports 1.4 billion monthly players worldwide. The engine is designed to be highly performant, with a focus on decoupled simulation and cross-platform capabilities. It offers a range of features, including Input/Physics Prediction and Rollback, cheat protection, and deterministic game engine. The engine is native to Unity and supports a wide range of genres, including 2D/3D Platformers, Brawlers, RTS, Racing, E-Sports, Action RPGs, Party Games, MOBAs, Turn-Based, and Fighting games.
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