Google Drive
Content: Usability:
drive.google.com/m (xhtml-mp)
drive.google.com/m (xhtml-mp)
Google Drive (formerly Google Docs) adapts to most mobile browsers. iOS and Android users can edit view, edit and can spreadsheets and word processing documents.
Other browsers are limited to read only access. Documents, images, presentations and PDFs can be viewed online or downloaded to most devices. File types like executables and audio files can be downloaded on all devices that support downloading web content.
Screenshots: