how to transfer contact list from iPad to mac

If you’re using iCloud, the same contacts—stored in iCloud—are shared among all devices associated with that same Apple ID, with no effort on your part. Use of iCloud is the default with an iCloud email address. To see if you’re using iCloud, log into iCloud.com, and see if your contacts are listed there. If so, you need only use the same Apple ID on your iPad as on your Mac.