SmartFoxServer

Input—per 1M tokens

Output—per 1M tokens

Context—tokens

WeightsClosed

About

SmartFoxServer is ranked #6 of 26 in game backend services on Inferse. It runs on Android, API, Browser extension, iOS, Linux, macOS, Self-hosted, Web, Windows. There is a free plan. Paid plans start at €32.50/mo.

Compared on game backend services

Free plan: Yessmartfoxserver.com
Multiplayer networking: Yessmartfoxserver.com
Player accounts: Yessmartfoxserver.com
Matchmaking: Yessmartfoxserver.com
Cloud data: Yessmartfoxserver.com
Live-ops tools: Yessmartfoxserver.com
Deployment model: hybridsmartfoxserver.com

Facts

Purpose: SmartFoxServer is a client/server SDK for building real-time multiplayer games, MMOs, virtual communities, and other multiuser experiences.smartfoxserver.com · 2 Oct 2026
Game engine and client support: The platform overview names Unity, Godot, HTML5, iOS, Android, and Adobe Flash among supported client technologies.smartfoxserver.com · 2 Oct 2026
Server runtimes: SmartFoxServer 3 is built on Java 25 LTS and uses the BitSwarm Engine 4.0 TCP/UDP socket engine.smartfoxserver.com · 2 Oct 2026
Networking: SFS3 includes reliable UDP with configurable quality of service, multiple channels, and reliable/ordered, unreliable/ordered, and raw UDP options.smartfoxserver.com · 2 Oct 2026
Real-time audio limit: SFS3 supports real-time live audio streaming, currently only for .NET clients, with other client support planned for later updates.smartfoxserver.com · 2 Oct 2026
Extensions: Server-side extensions can be developed in Java, Kotlin, Scala, and Groovy; server-side JavaScript may be reintroduced later.smartfoxserver.com · 2 Oct 2026
Analytics and administration: SFS3 includes real-time analytics with live metrics, an expanded AdminTool, and persistent performance history.smartfoxserver.com · 2 Oct 2026
Security: SFS3 Strict Mode applies stricter protocol rules and disconnects nonconforming requests to deter bots, scrapers, or hacked clients.smartfoxserver.com · 2 Oct 2026
Database integration: The platform overview says SmartFoxServer provides integrated database connectivity and an optimized database pooling system.smartfoxserver.com · 2 Oct 2026
Network and web features: The platform overview lists an optimized protocol with automatic compression, HTTP tunneling for clients behind proxies and firewalls, and an embedded HTTP server for web content.smartfoxserver.com · 2 Oct 2026
Support: Licenses include one month of direct email support and continuing support through online forums; the maker also offers documentation, examples, and video tutorials.smartfoxserver.com · 2 Oct 2026
License limits: Commercial SFS3 licenses apply a concurrent-user limit, and each license is valid for one server machine.smartfoxserver.com · 2 Oct 2026
Company: The platform overview identifies gotoAndPlay() as the Italian company behind SmartFoxServer and says it has more than 20 years of experience.smartfoxserver.com · 2 Oct 2026