How to compress image size on Mac

Allie Hawkins

With Batch Image Editor PhotoBulk you can optimize multiple images easily. And don’t worry - originals will remain intact.

Instruсtion to optimize numerous JPEG and PNG images on Mac:

1. Download PhotoBulk from here or from the Mac App Store.

2. Launch PhotoBulk.

optimize photos on mac
PhotoBulk interface

3. Сhoose the images you want to edit and drag them to PhotoBulk window. You’ll see how many files were added there.

4. Click the Optimize button in the bottom left corner of the PhotoBulk window.

how to optimize images
Optimizer interface

5. Here you can choose the format to optimize:

  • JPEG only;
  • PNG only;
  • both JPEG and PNG.

6. Choose the desired level of compression.

7. Check out how the resulting images will look like by clicking the Preview button.

8. After you set up all preferred settings and are ready to apply them, click START button.

9. In the invoked window choose the path to save processed images.

11. Click Save button.

12. You can save your watermark settings to presets for future usage by clicking Save As button.

With PhotoBulk you can also add watermark and resize multiple images at a time.

PhotoBulk

Requirements: OS X 10.7+ , 16.39MB free space
Version 1.7.0 () Release notes