have recently been available for free download to keep forever. Sigma - Audio Assault

While was originally released as a free high-gain amp simulator, it is now primarily available as a paid module within the Amp Locker ecosystem from Audio Assault . However, you can still access a full demo of the plugin, and Audio Assault frequently offers other full amp models for free to help users build their digital rigs. How to Access Sigma and Free Alternatives

To use Sigma today, you need to download the , which serves as the "hub" for all Audio Assault plugins.

This is a free application that hosts all your amp sims, pedals, and effects. You can find the latest installer on the Audio Assault Downloads page .

All In One Amp Sim Solution. You can demo and mix and match all of our amp sims inside Amp Locker. Audio Assault Audio Assault Sigma FREE AMP SIM - Death Metal