Many email service or email clients, like Gmail, Outlook, Mac Address Book, Windows Address Book, allow you to export and import your email contacts as VCF files. When you get a new iPhone 7 or 7 Plus, do you want to import these vCard contacts to your new iPhone? With TunesGo you can do that easily.
Also works with other iPhone:
iPhone 6S / 6S Plus, iPhone 6 / 6 Plus;
iPhone 5S / 5C / 5, iPhone SE;
iPhone 4S and more