Update: iPhone Backup Extractor now features support for encrypted iPhone / iTunes backups, macOS, iCloud, all newer versions of iOS, and a whole bunch of other things.
If you've found you have the need to retrieve files from an iPhone backup but cannot, you might want to have a look at iPhone Backup Extractor. It works well on Windows and macOS, and can rapidly retrieve backed-up pictures, AppStore apps, SMSes, and the rest. It supports iOS and the iOS 2 update. (Update: and all newer versions of iOS!)
We are regularly enhancing iPhone Backup Extractor to support newer models of iPhone, iPad and iPod devices as well as all versions of iOS, including beta releases. iPhone Backup Extractor allows you to open encrypted iTunes backups easily and quickly.
And if that isn't enough, we have more: iPhone Backup Extractor is available for macOS users. Download the Mac version of iPhone Backup Extractor or read more on product updates, how-tos and tips and tricks on our iPhone Backup Extractor blog.