There are several free online image compression tools available that you can use to reduce the size of your images without losing quality. Here are a few popular options.

Compressor.io

Compressor.io is a user-friendly online image compression tool that allows you to upload images from your computer or from a URL. It uses advanced lossy and lossless compression algorithms to reduce the size of your images without sacrificing quality.

TinyPNG

TinyPNG is another popular online image compression tool that uses smart lossy compression techniques to reduce the size of your PNG and JPEG images. It provides a simple and straightforward interface that allows you to upload and compress your images with just a few clicks.

Kraken.io

Kraken.io is an advanced online image compression tool that provides a wide range of features, including lossy and lossless compression, image resizing, and image optimization. It also offers a bulk image compression option, which allows you to compress multiple images at once.

Optimizilla

Optimizilla is a simple and straightforward online image compression tool that provides lossy and lossless compression options. It also provides a real-time comparison feature, which allows you to compare the original image with the compressed image and see the difference in quality and size.

ShortPixel

ShortPixel is an AI-powered image compression tool that uses advanced algorithms to reduce the size of your images while preserving quality. It provides a simple and intuitive interface that allows you to upload and compress your images with just a few clicks.

These are some of the best free online image compression tools available. Choose the one that best fits your needs and start compressing your images today!