When you migrate your Flickr photos to your Dropbox account using PicBackMan’s ‘Migrate’ feature, PicBackMan doesn’t preserve the EXIF tags & data as yet. However, we are working on it, and if possible we will add that feature too.
PicBackMan is a free photo/video uploader that helps you to keep your memories backed up to your favorite online services.
Users in 130+ countries have backed up.
... an excellent job of uploading more then 300GB of photos to 2 different services