Short description of SonicFile 2.1: Need to Send Large Files Fast? With SonicFile you can send large files quickly, simply and securely. SonicFile will enable you to send any type of files up to a massive 3GB in size to your email contacts. SonicFile supports resuming broken connections and accelerated transfers. No need for your recipients to be online while you send and they don't need to install any software. Free registration required to send files.