TinyPNG
TinyPNG uses smart lossy compression techniques to reduce the file size of your PNG files. Preserve full transparency while significantly reducing file size for faster websites.
Image compression, format conversion
TinyPNG uses smart lossy compression techniques to reduce the file size of your PNG files. Preserve full transparency while significantly reducing file size for faster websites.
ImageOptim makes images load faster, taking up less disk space & bandwidth, without losing quality. It is free, open-source and easy to use for any skill levels.
Compressor.io is a powerful online tool to optimally compress your images and reduce their file size drastically while maintaining a high quality to improve loading speeds.
Squoosh is a web app that allows you to dive into advanced image compression. It gives many image compression options to the advanced users that other websites might lack.
Kraken.io is a powerful image optimization tool that you can use for your websites, reduce bandwidth usage and load times and ultimately increasing search ranking results.
Optimizilla is the online image optimizer, uses a smart combination of best optimization and lossy compression algorithms to shrink JPEG and PNG images to the minimum size.
ShortPixel offers both lossy and lossless image compression, convert them to WebP or AVIF, resize images, and serve them through CDN. Also, it supports WordPress.
reSmush.it is a free image size reduction API. It is compatible with most of the languages, and CMS. A WordPress plugin is also available.