Unmult After Effects Plugin ((hot)) Guide

Avoid "free plugin download" aggregator sites. They often package old versions with adware.

Because Unmult outputs true transparency, you can pre-compose your fire layer and then apply effects like "Turbulent Displace" or "Liquify" to the fire without revealing the original black background. This is impossible using just Screen blend modes. unmult after effects plugin

By deriving the Alpha from the color brightness, it effectively "un-multiplies" the image, giving you a clean composite that behaves like true emitted light. Avoid "free plugin download" aggregator sites

Unzip the downloaded file. You will see a file named Unmult.aex (Windows) or Unmult.plugin (Mac). Drag this file directly into the Plug-ins folder. You do not need to create a sub-folder, though you may create one called "Free Plugins" for organization. This is impossible using just Screen blend modes

To ensure you are getting the legitimate, updated version of the Unmult After Effects plugin, use these sources:

The Unmult plugin is free and does not require a license or registration.

Enter —a tiny, free, open-source plugin that has become a quiet legend in the industry. If you have ever spent five minutes wrestling with "Screen" or "Add" blend modes, only to lose the integrity of your fire, smoke, or explosion element, this plugin is about to change your life.