Sure Signal is no longer available to buy.

Looking for an alternative? WiFi Calling lets you make calls anywhere you have WiFi, even when there’s no mobile signal. Click here for more details.

Already a Sure Signal customer? See our FAQs if you have any questions.
 

  1. Home
  2. Network
  3. Calling features
  4. Sure Signal

Got an existing Sure Signal device?

Before you get started, you’ll need to make sure you have the following:

A Vodafone mobile, or a voice-enabled Vodafone tablet, connected to our 3G network

Fixed-line home broadband with a minimum upload and download speed of 1Mbpsc

For the maximum multiple device use of 8 devices at the same time, the minimum broadband speed will need to be 4.13Mbps

WiFi Calling

Keep the conversation flowing with WiFi Calling wherever you have WiFi – even where there’s no phone signal. Terms and Conditions apply.

Got a question?

If there's something about Sure Signal you're still not sure about, find out more at our FAQs