Instant Alpha

Don’t splash out on expensive image-editing software! How to edit photos, using Preview

Jessica Thornsby · Apr 1, 2019

You may only use it to view images and read the occasional PDF, but Apple’s Preview application is capable of so much more! If you familiarise yourself with some of Preview’s lesser-known features, then you can use it to perform a range of visual edits, such as resizing, cropping, and even removing the background of […]

How to Use Preview’s Instant Alpha (Magic Wand) Tool in OS X

Christopher Lee · Nov 6, 2012

Anyone who has medium familiarity with Adobe Photoshop has probably discovered the usefulness of the Magic Wand tool that has resided in the standard toolbar since version 0.87. The tool is used to select pixels based on their color within a range (Tolerance) that can be set by the user. Beginning with OS X Leopard, Apple […]

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