Is it free?
Charges: Domestic calls made/received within U.S., Puerto Rico, and U.S.V.I. have no additional charge and won’t count against plan usage limits. For international long distance calls, international rates under your existing rate plan or international package apply.
Do charges apply for Wi-Fi Calling?
If you use Wi-Fi Calling to make or receive domestic calls from the U.S., Puerto Rico, or U.S. Virgin Islands, there are no extra charges. Also, these calls don’t count against your voice plan usage limits. For international long distance calls, international rates from your current rate plan or international package apply.
If you use Wi-Fi Calling to send or receive domestic or international messages, you’ll be charged based on your current rate plan or international package. These messages will also count against any usage limits.
If you mean tried calling through Wi-Fi, then yes. So long as the other caller is on VoLTE or Wi-Fi, the call quality is absolutely crisp. My apartment complex gets below average call quality. With this, my days calling near a window are over.So anyone tried it yet?