SqueezeFile This is an easy-to-use image optimization utility. SqueezeFile is able to reduce the weight of an image by reducing its resolution. For this, you can either drag and drop your image file onto the program icon, or right click on the file and select the desired size. SqueezeFile can also be used as a plug-in for Outlook. You can use it to quickly reduce the weight of all files attached to an email. The program supports all popular image formats, as well as Word, Excel and Powerpoint documents.