ImageOptim is a free image optimisation tool available for Mac, It offers Lossless compression, which means it doesn’t affect the quality of the image while reducing the size of the image.
ImageOptim supports popular image formats like png and JPEG. The best thing about this image optimisation tool is that its open-source and 100% free to use on your mac.
Using ImageOptim is easy, and if you are on Mac, you can download the tool by downloading it from their website.
Organising your photos
Before you set out to optimise your photos. It’s best that you organise all your photos into a folder that you intend to upload onto your website because the program overwrites the old ones with the optimised images.
Using ImageOptim
Step one
- Visit the official website and download the program by clicking the big green button.
- Once you have downloaded it, extract it and drag the application to your dock.
- Open the program.

Step Two
Open the Application.

Step Three
There are two ways to optimise your images.
- Option 1. Click the little + in the bottom left to open the file manager to navigate to the image you want to optimise.
- Option 2. you can drag and drop the photos over to the program.

Step Four
That’s it! The images are automatically optimised as soon as you drop or open them into the program.
