Stem is a robust and versatile audio manager designed from scratch to be extremely fast and easy to use.

There is also a Stem Pro package with additional features such as audio events, workflow improvements, advanced memory management and more. If you buy Stem you can get Stem Pro for a lower price!

Manual | API Reference | Forum | Roadmap

With Stem you get a great solution for your audio needs: SFX with variations, layered music playback, automatic crossfades, music events, pooled sounds and more! And all of that without scene modification: just create a single asset, fill it with audio clips and you're ready to go!

FEATURES

• No scene setup required: start working easily from a single asset;

• Optimized for runtime: excellent performance, zero memory allocations per frame;

• Permanent: keep playing music and sounds while transitioning between scenes;

• Lifelike sound: easily add variations, randomize volume/pitch/delay;

• Adaptive music: mix and crossfade music layers the way you want;

• Supports Unity 5 Audio: easily connect to mixer groups and use built-in audio effects;

• Full control: tune the most important settings right in the asset, react to music events with callbacks;

• Only with Stem Pro: iterate quickly by tweaking & playing sounds in Edit Mode;

• Only with Stem Pro: save time adding new content using the batch import feature;

• Only with Stem Pro: keep the audio memory footprint low with advanced audio clip memory management;

• Only with Stem Pro: react to gameplay changes by creating audio events without writing the code;

• Only with Stem Pro: create complex soundscapes with synchronized music layers.

Full source code included.

Works from Unity 5.5 to Unity 2019 or later.

SUPPORTED PLATFORMS

Windows, OSX, Linux, Unity 5 WebGL, WebPlayer, iOS, Android, Windows Phone/Store