ownCloud vs Streem: What are the differences?
ownCloud: Open source self-hosted web apps with sync clients and sharing. It is an open source, self-hosted file sync and share app platform. Access & sync your files, contacts, calendars & bookmarks across your devices. You decide what happens with your data, where it is and who can access it; Streem: Unlimited Cloud Storage For Your Media. Unlike other cloud storage tools, Streem takes up no space on your computer, but still gives you instant access to your files without any lag. All media on Streem is converted on-the-fly so you can access it seamlessly regardless of the device or bandwidth.
ownCloud and Streem can be primarily classified as "File Storage" tools.