Make calls over Wi-Fi

In some cases, you can call people over a Wi-Fi connection instead of a mobile carrier. Not all carriers support calls over Wi-Fi.

Before you can make calls over Wi-Fi, you'll need to turn on the feature in your settings.

Note: Some of these steps work only on Android 6.0 and up. Learn how to check your Android version.

Turn on Wi-Fi calling

Important: You may incur additional charges for making calls over Wi-Fi, so check with your mobile service provider for details.

Option 1: Use a mobile carrier’s Wi-Fi calling

1. Open the Phone app .
2. Tap More   Settings.
3. Tap Calls.
4. Tap Wi-Fi calling. If you don't see this option, it’s because your carrier doesn’t support this feature.
   • You can use Wi-Fi calling without a service on some carriers.
   • If your carrier doesn't offer Wi-Fi calling, you can still do so through a voice over IP service.

Option 2: Use a VoIP service to make calls over Wi-Fi

Some services can make calls over Wi-Fi, such as a voice over IP (VoIP) service. To do so, you need to add a session initiation protocol (or SIP) account to your phone.

1. Open the Phone app .
2. Tap More   Settings.
3. Tap Calls  Calling accounts  SIP accounts.
4. Tap Create .
5. Enter the username, password, and server of your new SIP account.
   Tip: To change your port number, nickname, or other fields, tap Optional settings.
6. Tap Save.

Place a call using Wi-Fi

Once you’ve set up Wi-Fi calling, you can make a call over Wi-Fi just like any other call. When you’re connected to the internet, you’ll see "Internet Call" or "Wi-Fi calling" on the notification screen.

When you're not connected to Wi-Fi, your calls will use your mobile carrier, if you have one.