HiCompress

HiCompress is an online image compression and conversion tool that uses local browser technology to compress and convert images. It is powerful enough to compress images by up to 90% and can compress PNGs while preserving transparency! Make your website load faster, optimize your images, and improve SEO. Moreover, it supports converting more than 60 formats, such as PDF, PSD, HEIC, RAW, DDS, JFIF, and TIFF to JPG, WebP, and PNG.