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Reactor vs Photon Fusion 2 vs Coherence: A Unity Multiplayer Comparison
A technical comparison of Reactor, Photon Fusion 2, and Coherence for Unity multiplayer development: server authority, bandwidth efficiency, hosting costs, and complexity at scale.
Date: May 24, 2026Why Is My Multiplayer Bandwidth Cost So High?
Your engine is already compressing your transforms. The 12-20 bytes you are paying per networked entity is the floor, not a misconfiguration. Here is where the cost comes from and how to go lower.
Date: May 16, 2026Why We Built Reactor: What Unity Multiplayer Was Missing
Ten years of building a Unity multiplayer engine for physics simulation, large crowds, and games other tools can't handle. How Reactor compares to Photon, NGO, and Mirror.
Date: May 13, 2026Case Study: Synty Studios Builds Every Asset Pack with Scene Fusion
Nearly a decade of remote level collaboration at one of the Unity Asset Store's most prolific studios. We asked Synty how they work, what changed, and what they'd tell other studios.
Date: May 7, 2026Unity Multiplayer Engines Compared: Reactor, Photon Fusion, NGO, Mirror, and Coherence
A practical comparison of Unity multiplayer networking solutions in 2026. Which engine fits your game type, team size, and hosting situation, and where each one falls short.
Date: November 1, 2025Synty Studios on Scene Fusion: Days of Work Compressed to Hours
Synty Studios published a walkthrough of how they use Scene Fusion for remote collaboration across every stage of asset pack production.
Date: September 19, 2024Reactor 1.0
After six years powering our own games and partner projects, Reactor is available for general release.
Date: December 29, 2023Case Study: Braains2, 10x the Data, 8x Less Bandwidth
How braains.io developer Jayun Noe used Reactor and Scene Fusion to double the player count, double the update rate, and cut bandwidth costs to 1/10th of the original game.
Date: June 15, 2023The Economics of Web-based Multiplayer Games
We built kazap.io alongside Reactor to understand the economics of .io games. Here's what we learned about bandwidth costs, ad revenue, and why only the most viral games win.
Date: September 8, 2019