4Players ODIN - Voice Chat SDK

4Players GmbH - Code Plugins - Aug 30, 2022

Next Gen 3D Voice-Chat for your games and apps - crystal clear, spatial audio, engine level integration for UE4 and UE5

  • Supported Platforms
  • Supported Engine Versions
    4.26 - 4.27, 5.0 - 5.4
  • Download Type
    Engine Plugin
    This product contains a code plugin, complete with pre-built binaries and all its source code that integrates with Unreal Engine, which can be installed to an engine version of your choice then enabled on a per-project basis.
What is ODIN?

ODIN is a complete, out-of-the-box voice-chat solution that has been designed and built from the ground up for gamers, developers and publishers: flexible, feature-rich and cross-platform.

Reduce development time by leveraging our best-in-class technology to deliver seamless in-game communication.

ODIN can be fully integrated into your product with ease. It is not just another superficial layer on top! You can use it for any type of game: Singleplayer, Multiplayer or even MMO.

We love gaming. We are gamers. We know that real-time communication is essential for a fun, immersive gaming experience. This is why our new and innovative voice chat adds another layer of realism to any game, elevating regular voice from chatter to a true communication feature.

Note: This free version of the 4Players ODIN SDK automatically generates an Access Key for use with up to 25 concurrent users (CCU).

  • Fully integrated into Unreal engine´s sound
  • Fast & easy integration
  • Highly reliable and scalable due to 24/7 server monitoring
  • Lightning fast & ultra-low latency
  • Cross platform compatible
  • Built-in privacy & security
  • Fully adaptable
  • Compatible to third party plugins like FMOD or Wwise
  • Zero bookkeeping as ODIN manages rooms and user´s lifecycles by itself
  • Advanced filters: Voice Activity Detection, Automatic Gain Control, Echo Cancellation, Noise Suppression, Volume Gate and more

Why 4Players?

4Players is hosting game and voice servers globally for decades. We know what developers need. We know what gamers want. We know how essential reliability, awesome voice quality, low CPU usage and zero FPS hit, noise suppression and low latency are for a great voice chat experience, especially in immersive real-time applications like games.

VoIP veterans, server admins, gamers and mod makers came together to create the essential in-game voice chat solution for Unreal built on latest software technologies like QUIC and HTTP3. You don't have to worry about maintenance, server hosting or day-to-day operations. You don't have to learn anything new. You just leverage your Unreal skills and focus on delivering the best game possible.

With support for spatial 3D audio as well as massive scalability, zero configuration or bookkeeping it has never been easier to utilize best-in-class voice chat for your games, video conferencing and XR applications.






(also download older versions or for UE 4.26 here)

Minimal Example Project

Full Tech Demo (Code + Runnables)


Video Tutorial Series

Get in touch


Join our official Discord server to chat with us directly and become a part of the 4Players ODIN community.



Don’t use Discord or Twitter? Send us an email and we’ll get back to you as soon as possible.

Technical Details

Code Modules:

  • Odin (Runtime)
  • OdinCore (Library)


  • AudioCapture


  • Odin brings its own audio processing modules (APM) for optimizing audio capture
  • Use full capabilities from Unreal audio engine or third party plugins to process audio playback (Synth Component)

Download older versions or for UE 4.26 here: