We can share wonderful photos via Email and various social networks, but if you want to send them with annotations, the photo app Photo Annotate may be more suitable for you.
Photo Annotate is a unique photo app developed by ePapyrus GmbH, and designed to offer you an easy way to add text or audio annotations to your photos. The iPhone app features easy-to-use user interface and practical annotation functions, so you can conveniently add text or audio annotation to your photo from camera roll or directly taken in the app, and web link, title, comment and audio recording can also be added in your annotation. After annotating your photos, you can also share the photos with annotations with friends via Email or Facebook. Apart from that, the photo app also integrates built-in web browser.
Photo Annotate with a size of 6.3 MB is compatible with iPhone, iPod touch and iPad running iOS 4.2 or later. At present, the iPhone app is free for a limited time. If you’re interested, jump to App Store for more details.