Promo.com - Every promotion starts with Promo.com.
GiftOfSpeed - How fast is your website from different parts in the world? Get a free detailed speed report, including fixable performance issues.
Optimage - Advanced image optimization tool
Geekersoft Free Online Image Compressor - With this online image compression tool, you can quickly compress photos in JPEG, JPG, PNG, GIF and other formats and export high-definition images.
Kraken.io - Kraken is a robust, ultra-fast image optimizer. Thanks to its vast array of optimization algorithms Kraken is a world ahead of other tools. Want to save bandwidth and improve your website's load times? Look no further and welcome to Kraken!
ImageResizer - Free online app to crop and resize images