WPCompress is bold new in the field of WordPress. Just click the in front of your in the library and WPCompress will do the rest.. You get API key to communicate with WPCompress servers and get your images compressed. So, enter email address and click on Sign Up to get API key.. → Step #3. Enter API key and click Activate button to activate the subscription.. → Step #4. Go to Media > Library and switch to list mode to start compressing the images. To check out the compression results, I turned on Intelligent mode and tested the plugin on different image sizes. I tested the plugin on MB sized image, it was reduced to 278 KB only. WPCompress published detailed comparative study on their site..
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