Google Drive is a cloud storage & file synchronization service provided by Google. It is useful to backup photos, videos & important files to cloud and access them from anywhere on any device. Google offers 15 GB of online storage space which is shared across Gmail, Google Drive and Google+. Google Drive offers 5 GB of storage space to all its users. Flickr is an online photo and video sharing service by Yahoo. It allows you to backup photos & videos to access them from anywhere on any smartphone, computer or tablet. It offers 1 TB of free storage space to all it users. If you want move or transfer photos from Flickr to Google Drive, then you can do this by using computer. First download your photos from Flickr to computer and upload them to Google Drive account.
You can install PicBackMan's Google Drive uploader for Mac from the website and start backing up photos and videos.
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