Crush pics Image Optimizer reduces the file size of your store’s images and speeds up your store’s loading time. Smaller image sizes = quicker page speed. App also offers intuitive ways to optimize your images for SEO. By renaming your images and ALT tags to describe the product they represent, you’ll help search engines categorize your images more effectively. Choose your compression and renaming settings once and let Crush pics work away in the background optimizing and renaming on the go