Dropbox has announced the launch of a new BlackBery app, as well as updates to its iPhone, iPad, and Android apps on Wednesday.

The new version of Dropbox for iPhone and iPad. The new version - designed with the new iOS in mind brings automatic offline caching for recently accessed files, support for HD video and high-resolution photo capture, numerous user interface enhancements including a new home screen and progress display, full screen landscape document viewing on iPad and the support for multitasking to allow files to upload or download in the background. This update is available for free via Apple's App Store.

There is also an update to Dropbox for Android. Available for download via Google's App Market, Dropbox for Android has been enhanced with support for photo galleries and multi-photo upload, ability to automatically send files to Dropbox from other apps, progress bar and notifications for file transfers, and other new features and fixes.

The new BlackBerry app will allow users to access their Dropbox files and share photos and video on the go.

All the dropbox apps are free and come with 2GB of storage with no charge. There is pro-option that for a monthly free sees that 2GB go up to 100GB for $20 a month.