Unreal
Current Version: 1.0.1 (2025.02.27)
Reactional Subsystem for your Blueprinting
Reactional comes into Unreal with its API in the form of a Blueprint Library that connects to the Reactional Engine. Ready to use anywhere in your logic. Reactional brings you this modular system to Unreal that easy integrates with Unreals Metasound or other audio middleware like FMOD or WWISE. Reactional Subsystem makes it easy to use anywhere in your game.
React, Adapt and create Interactive Audio
Use or Compose your own Themes and Tracks to make interactive Sound Design with Moods, Parts, Macros and Stingers.
- Make any Gameplay react to the Music by dynamically changing mechanics, animation, shaders and much more on a note-by-note basis.
- Make any Music reacts to the Gameplay by altering a limitless range of macro controls in the music.
- The Adaptivity and Interactive sound design lives in the Themes where you have control over callbacks from, key, pitch, tempo, beat, bars, energy autonomy and a whole range of macro parameters to set the mood and vibrance of your sound design in real time.
Unreal Version Support
Plugin Download is only precompiled for 5.5, earlier versions need compiling.
| Version | Plugin: 1.0.2 |
|---|---|
| Unreal 5.5 | ✓ |
| Unreal 5.4 | ✓ |
| Unreal 5.3 | ✓ |
Supported Platforms
| Platform | Architectures |
|---|---|
| Windows | x64 |
| Android | ARM64 |
| macOS | Intel, Apple Silicon |
| iOS | ARM64 |
| Linux | x64 |
Download the latest Reactional Music plugin, Demo Scenes, Bundles and Games for Unreal here:
- Plugin
- Reactional Free Bundle
- DiscoBot
- Unreal Demo Scene
Download Standalone
Plugin for Unreal 5.5
For earlier versions re-compile the plugin.
Asset included in SDK:
- One Free Interactive Bundle with Theme and Tracks.
- Editor Widget Tools for your convienice to start your sound design without the need to do a single line of code or blueprint.
- Reactional Example Blueprints that showcase some cool features for Shaders, VFX, Animations and more in Unreal.
Download: Reactional Free Bundle
to Experience Reactional for yourself with this free content pack featuring the Mirror Drift theme and a selection of additional tracks.
Use it to test how themes and tracks behave in-game. It's the same bundle featured in our DiscoBot demo scenes for both Unity and Unreal.
Free Bundle:
- Theme:
Mirror Drift- Tracks:
- Song to Sunday
- Enjoy.
- Time Flie
- Over The Bridge
Download DiscoBot plugin
included.
This is a sandbox level designed for players to freely explore various rooms,
each showcasing different use cases of Reactional. The environment throughout the level dynamically responds to
the music, creating a fully immersive and interactive audio-visual experience.
Download Tech Demo plugin
included.
The Reactional Tech Demo showcases the Unreal API Blueprint functionality.
Join our Discord to connect with the community.