ShortPixel Image Optimizer is a recommended plugin thanks to its commitment to continued compatibility and partnership with WPML. ShortPixel Image Optimizer is fully compatible with WPML.
ShortPixel Image Optimizer
– Developed by ShortPixel
Last tested on: July 16, 2020
ShortPixel Image Optimizer is a lightweight plugin that can compress all of your site’s images and PDF documents with one click and automatically resizes and rescales images as you add them.
ShortPixel is compatible with JPG, PNG, GIF, WebP, and PDF files and allows you to choose from lossy, lossless, and glossy compression. It also automatically saves and keeps a backup of your original images.
You can optimize 100 images per month for free. For more, ShortPixel offers paid options at reasonable prices.