when you don't have email or dropbox set up on each of them.
It allows you to send these via a weblink directly to folder in your DropBox.
With DROPitTOme you can securely receive files from anyone to your Dropbox account.
With DROPitTOme you get unique upload address: www.dropitto.me/username with password protection. Also you will receive email notification when new file is uploaded. When you don't want to receive any files - simply turn off the upload feature