Question

how to transfer contacts from iphone 4 to iphone 5c

Answer 1

how to transfer contacts from entering the 4th iCloud account in 5c and enabling the contacts tab, and then delete that account to iCloud; or if you replace the 4 5c simply install the backup from itunese an iphone 4 to iphone 5c

Answer 2

A cloud service but it is best to use gmail, hotmail ....

 

Create an conta email and synchronize contacts and order history

 

The configure the email account on the iphone, android and other systems like all contacts automatically goes smoothly.