Achroma is an image manipulation tool that lets you selectively remove colors from an image. Choose from a set of preset color ranges or create your own collection of user-defined ranges. Achroma is a unique creative tool for image manipulators and graphic designers.



Drag'n drop (or copy) high-resolution images directly from Achroma to your application or the Finder.

Simple Mode

Choose from seven preset color ranges to control the hues that will be removed from your image.

Output Preview

Toggle between the original and processed image to compare the differences between images.


Print high-resolution source material as a single image, on a contact sheet or as image slices.

Achroma Document Image


Create new images using a background process while you continue to work on other projects.

Advanced Mode

Use hue-specific controls to create an array of color ranges to process your images.


Share images with local applications or using Facebook and other popular internet services.

Slide Shows

Create an interactive slide show presentation using your processed output images.

System Requirements: Macintosh Computer + OS X 10.11 (El Capitan)

Achroma is available in the Mac App Store.


A fully-functional version of Achroma may be downloaded for a 15-day demo.