Also available on the Mac App Store.
Squash 2 Requires Mac OS X 10.11 or newer. Works great with macOS Sierra.

Don’t Compromise on Image Quality

Optimizing the file size of your images shouldn’t mean making them grainy or blurred. Squash can maintain their existing quality while reducing file size and saving space. It works just like magic.

3.3 MB Original
Original JPG
3.3 MB
0.7 MB Compressed with Squashed
Squashed JPG
0.7 MB

"In my tests, the detail looked just as good in the compressed images as in the original. There are no visible compression artefacts."
24 Nov 2016

"It has a really simplistic and clean UI, which I'm a big fan of. And also it has a few very smart features"
Radical Thinker, 24 Nov 2016

"We all have a duty to make the web a better place by compressing our assets, Squash is a handy and easy to use tool that helps realise the vision of a speedier web."
Tiny Books, Nov 2016

Squash for Mac was also featured on Product Hunt.


Drop & Squash
Drop & Squash

Squash allows you to drop your files or folders right into the window or on the icon in the finder. It's Fast!

Convert PSDs to JPGs

Don't waste time in Photoshop. Squash can convert PSD, RAW, CR2 and TIFF files into compressed JPGs.

Touch Bar Support
Touch Bar Support

Touch Bar support makes it fast and intuitive to change the amount of compression applied to images

Faster Uploads
Faster Uploads

Squash can reduce the file size of images for faster uploading, perfect for sharing on social media.

Batch Conversion
Batch Conversion

Doesn't matter if you drop just one image or a folder full of images. Squash can handle it.

Oddly Satisfying Sound
Oddly Satisfying Sound

Squash has oddly satisfying animation and sound. Once you've tried it, you'll be hooked!

Quality Compression
Quality Compression

Squash can compress JPG, and PNG images without losing quality, it works like magic.

Name Changer
Name Changer

Overwrite your original files, or add a custom suffix to the filenames, the choice is yours.

Yup. Settings.

Squash allows you to tweak the level of compression to get the best from your images.

Why Use Squash for Mac?

There are so many reasons to use Squash, and once you integrate it into your workflow you'll wonder how you ever lived without it.

1. Make your website load faster

If you're building a websites you need to make sure the graphics on your site are as small as they can be. If your website takes too long to load, potential customers will quickly move on.

2. Convert PSD's into JPG's without opening Photoshop

In a hurry and need to send a psd file to a client, but don't have time to launch Photoshop? Just drop it onto Squash and it'll be converted and ready to send in seconds.

3. Make your apps quicker to download

The assets in your app are probably bigger than they need to be, use Squash to compress them and speed up download time for your customers.

4. Faster uploads when sharing

Compress your images for faster uploading before you share them on Facebook, Twitter, or Slack.

5. Reduce the size of email attachments

No one likes to receive huge attachments via email. Use Squash to reduce the file size of the images you send.