As its names suggests, Free Download Manager is mainly developed to manage files download. This program is able to increased download rate and to resume an interrupted and broken download. Free Download Manager is a versatile program; it supports all kinds of web protocol such as FTP, HTTPS and HTTP and it includes a feature which enables BitTorrent protocol use. Thus, downloading video files on websites such as YouTube, Google Video are allowed. A notification system is included within the program which informs if file currently downloading is harmful or not. Moreover, every user can post advices to inform, afterwards downloader, about file status.
Microsoft Windows XP SP1 and higher
It's got an intuitive interface, it is free and it includes a built-in converting tool.