Multi-Party calls: These are charged as normal but please note that each identical part of a multi-party or conference call will appear on your bill as a separate call entry.Ĭan I use Wifi and 4G Calling on an O2 sim-only contract?.

If your wifi connection has an allowance, then it will come out of that allowance, and your wifi provider may charge if you go over.

If the wifi is unlimited or free (like O2 Wifi) then you won’t be charged anything extra.

Wifi calls use very small amounts of data over your wifi connection.

No extra charges from O2 – a minute is just a minute no matter how you make the call.

It will come out of your call allowance or be charged at the standard tariff rate if you run out. It’s no different to making a standard call now. Wifi and 4G Calling is available on many of our devices. In 4G Calling areas, they work together to provide a seamless and uninterrupted experience as you move from one to another, without the call dropping. Wifi Calling can help when you can't get a signal, and both give you great quality calls. They're two great ways to stay connected with O2. You can check 4G Calling coverage using our coverage checker. If 4G Calling is available, you can just dial the number you want to call like normal. When connected to wifi, you can just dial the number you want to call like normal.ĤG Calling (also called Voice over LTE or VoLTE) lets you make calls using our fast 4G network, for a clearer voice call. Wifi Calling (also called Voice over Wifi or VoWifi), allows you to make and receive calls even if you can’t connect to the mobile network. If you're a Business customer, call 8002. Pop into your nearest store or give us a call on 202. Or Business customers can try our Rest of World 30 Day Pass. If you're going further afield, try our O2 Travel Bolt on. Find them at the App store or Google Play.Ĭalls, texts and data are now included at no additional cost in our Europe Zone. Whether you want to video call family in Australia or send photo messages to your mates, there are apps out there to help you stay in touch with the people that matter the most. Want to know if your device is compatible? Find out more about Wifi Calling and how to set it upīusiness customer? Find out more about Wifi Calling for business.ĭon’t have a Wifi Calling compatible device? Not ready to make the change? You could still keep in touch over wifi through some alternative apps.

So you can now make and receive calls whenever you’re connected to wifi, without needing an app. But don’t worry, we’ve launched Wifi and 4G Calling on a number of devices, with more coming soon.

Make and receive calls on pc