Dropbox is a cloud storage service which allows you to backup and sync your photos, videos & documents to access them from anywhere on any device. Dropbox offers 2GB of free storage space to all its users. If you want to backup iPhoto library to Dropbox, then 1st check out the size of your iPhoto library. Your Dropbox account has to be bigger than your iPhoto Library. Dropbox stores all photo & video files on Amazon's Storage Service (S3), so it is very safe and secure to store your photos & videos.
If you get a new Mac in the future or your computer crash, then you just need to install Dropbox on your new Mac and then all your photos in the iPhoto Library will automatically sync to your computer. And, just launch iPhoto by double-clicking on the iPhoto Library icon.
You can install PicBackMan's Dropbox uploader for Mac from the website and start backing up photos and videos.
Quick Tip to Backup your Digital Photos
If you have treasured photographs, or you take photos of everything you like, you won't want to lose them. So, what is the best way to backup photos on an ongoing basis? In the back of your mind, you know you need to backup all of your photos. But where do you start? Here's how to backup your digital life: PicBackMan is the easiest and simplest way to keep your videos safely backed up in one or more online accounts. Simply download PicBackMan (it's free!), register your account, connect to your online store and tell PicBackMan where your videos are - PicBackMan does the rest, automatically. It bulk uploads all videos and keeps looking for new ones and uploads those too. You don't have to ever touch it.