Stagehand is a free iOS app developed by Patrick Angle that brings together the Roscolux, GAM, Lee, and Apollo swatch books in one convenient place. Designed for professionals and amateurs in the entertainment industry, Stagehand is a comprehensive reference tool for finding the perfect gel color.

With Stagehand, you can easily browse gels by their respective swatch books or view them all together sorted by hue. This allows you to quickly find the color you need without worrying about the manufacturer. Each gel comes complete with detailed information including transmission and description, as well as samples of neighboring colors in the swatch book.

One of the standout features of Stagehand is its built-in color search. You can select a color from the color wheel, and the app will show you the closest matches available to the selected color. This makes it incredibly easy to find gels that match your specific lighting needs.

Stagehand has been a trusted tool in the industry for over 10 years, with hundreds of daily users and over 20,000 downloads to date. Whether you're a lighting designer, photographer, or simply interested in gels, Stagehand is a must-have app for anyone working with stage lighting.