sa contacts is the best way to transfer contacts to and from your phone! no other app lets you so easily control your phone's most valuable data: 1. update, modify and maintain your contacts easily and conveniently on your computer using excel, openoffice or any other excel-compatible application. 2. sends all of your contacts to you from your phone in a convenient zip file by email, sd card, dropbox, google drive or box! contact photos are sent, too! 3. you don’t need to share your contacts with yahoo or other websites in order to have a backup. the export file contains all of your contacts in a convenient, easy format. 4. restoring or changing contacts from the spreadsheet is as simple as uploading the file to your phone via usb, email, dropbox, google drive or box. it couldn't be easie