The unregistered free version allows you to download files with resume capability. Zbigz offers three types of file storage services. Their servers are fast and offer high speed torrent torrent caching, though depending on the type of account, and the speed of connection, your download speed may vary accordingly. And yes, all Zbigs downloads have resume capability. Once the torrent content has been fully cached, you can download it from the Zbigz servers. Instead of waiting for enough seeds to boost up your download speed over P2P network, you may add the torrent link on Zbigz and it will download the torrent to their cloud storage. Zbigz is a cloud storage service that supports caching of torrents in the cloud.