How to Crop Photos on Mac (Easiest Way!)

Quickly crop an image or PDF on your Mac using the built-in Preview app.

* This post is part of iPhone Life's Tip of the Day newsletter. . *

If you're searching for a picture cropping tool, look no further than the Preview app on your Mac! It’s free, it’s built into every Mac computer, and it has a lot of basic editing tools you may not be aware of. We’ll show you how to crop photos on Mac using the native Preview app.

Related: How to Crop a Picture on iPhone & iPad

Why You’ll Love This Tip:

  • Utilize Apple’s native editing tool, with no need for third-party apps.
  • Easily crop a rectangle, oval, or your own custom shape.

How to Crop an Image on Mac Using Preview

Most likely you have already used the Preview app countless times, maybe even without realizing it. It is the default program for viewing images and PDF files on Macs. However, many users miss the cropping tool because it is not initially visible when you first open Preview. For more tips on Mac editing tools, consider signing up for our free Tip of the Day newsletter. Now, let's cover how to crop photos on Mac using the Preview app. 

  1.  Double-click to open the image you would like to crop. This will automatically launch Preview.

    Crop in Preview Step 1 - Double Click to Open image
     
  2. If you have another software set as your default editor, you can also right-click on the image, select Open With and then click Preview.

    Crop in Preview Step 2 - Right Click to Open image
     
  3. Click the Show Markup Toolbar icon to reveal your editing tools. 

    Crop in Preview Step 3 - Markup Toolbar
     
  4. Click the Selection Tool icon to choose what shape your cropped image or PDF will be.

    Crop in Preview Step 4 -Selection  Tool
     
  5. You can choose Rectangle, Elliptical, or Lasso (the Lasso and Smart Lasso options allow you to freehand any shape you want).

    Crop in Preview Step 5 - Crop Shape
     
  6. Click and drag the mouse over the area of the image you would like to keep. Eight expandable blue dots will appear over your selected area, and everything on the outside of the border will be cropped out.

    Crop in Preview Step 6 - Click and Drag Crop Area
     
  7.  If needed, you can continue to adjust the selected area to be cropped by clicking and dragging one of the blue dots.

    Crop in Preview step 7 - adjust boarder.
     
  8. Once you have set your crop border, click the Crop icon. You can also press Command+K on your keyboard to complete the crop.

    Crop in Preview step 8 - Click Crop
     
  9. If you don't like your cropped photo, simply click on Edit and select Undo Crop to start over.

    Crop in Preview Step 9 - Undo Crop

The picture cropping tool is just one of the useful features in Preview. You can also resize, add text, rotate, adjust colors, remove the background, sign a document, or even extract part of an image and paste it on top of another image using Smart Lasso. There's a lot to explore! For basic photo editing, it’s all you may ever need.

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Jivan Hall's picture

Author Details

Jivan Hall

Jivan has always been a big fan of Apple products since the original iPod hit the scene, and gets excited about the fast pace of technology. Jivan has a background in both business and tech, and has a degree in business administration. He loves researching new tips and ideas and sharing them with others. Jivan resides out of San Diego in sunny southern California, and tries to spend as much time as humanly possible outdoors with his two young sons playing sports, chasing waves, and on the seemingly never-ending quest for the best fish taco.