Krun.ch is a simple tool that simplifies the process of compressing and sending your files online. Krun.ch isnG?‡?–t a replacement for the traditional desktop compression tools, but its just a tool that makes things easier by cutting down all the G?‡??krunchingG?‡?– hassles! . Its has nice user and easy interface for easy uploading of files . Multiple uploaded files can be compressed to .zip, .rar, .gzip formats. It also has a feature of sending the files through mails.