How to sync your contacts to iCloud and access all of your contacts from any device

You can sync contacts to iCloud from any Apple device to access each contact anywhere you can sign in to your iCloud account.

How to add contacts on Skype to quickly make calls and start chats, on desktop or mobile

You can add contacts on Skype by opening your Contacts list and searching for a name, phone number, or email address. Here's how to do it.