The Flickr app is an easy to use image Flickr site uploader for your iPad and iPhone made by Yahoo. They also offer a for version for your desktop. The app is free and offers many new features besides making your uploads to Flickr easier.
You can take photos with the in app camera or locate images in your Camera Roll and then edit them a bunch of new filters and editing tools. All in the same high-quality, high-resolution image you snapped, and if you choose too, you can use geo-tagging to place images on your Flickr map. When you image is ready, you can add your tags and share it with your Flickr groups, Facebook, Twitter, Tumblr or email contacts.
You can also brows through your photo galleries, collection, your contacts and groups, star favorites and leave comments.
More information about the app: https://itunes.apple.com/us/app/id328407587?mt=8