Google Contacts lets you transfer contacts between Android smartphones by syncing them with your Google account. Alternatively, you can share contacts using VCF files. This article covers these ...

If she's using the same SIM card, she can easily transfer contacts herself. If not and you're on AT&T, take both phones to a company-run store and they'll transfer them over for free. T-Mobile will ...

The newer eSIM technology, which is quickly becoming the standard on high-end phones, is safer and more convenient.

You can transfer contacts from an iPhone to an Android using Google Drive, Gmail, or a "vCard" file. Syncing your iPhone's contacts to Google Drive or Gmail will let ...