What Is Wi-Fi Calling? A Comprehensive Guide

A detailed guide on Wi-Fi calling - benefits, associated costs, compatible devices, and more.
What Is Wi-Fi Calling? A Comprehensive Guide
4 mins read
22 Feb 2024

In an increasingly connected world, staying in touch with loved ones and colleagues is essential.

However, spotty cellular coverage can lead to frustrating call drops and poor call quality. Enter Wi-Fi calling, a technology that allows you to make and receive calls over a Wi-Fi network.

In this article, we explore the ins and outs of Wi-Fi calling, its benefits, and how to use it effectively.

How does Wi-Fi calling work?

Wi-Fi calling, also known as VoWiFi (Voice over Wi-Fi), enables you to make voice calls and send texts (SMS and MMS) over a Wi-Fi network.

Unlike third-party apps, Wi-Fi calling integrates seamlessly with your phone’s native dialler and contacts.

Here is how it works:

1. Medium of last-mile connectivity:

  • Wi-Fi calling uses the Wi-Fi connection to route calls instead of relying solely on the cellular network.
  • When you dial a number, your phone checks if Wi-Fi calling is available.
  • If cellular service is limited or unavailable, Wi-Fi calling automatically kicks in.

2. Seamless transition:

  • You continue using your regular dialler, text messaging app, and contacts list.
  • Calls and texts are routed over the internet via Wi-Fi.
  • When you move out of Wi-Fi coverage, the switch back to the cellular network happens smoothly.

Advantages of Wi-Fi calling

Wi-Fi calling offers several benefits. Some of the most prominent benefits are:

  • Consistent voice quality: When connected to a reliable Wi-Fi network, voice calls are similar in quality to cellular (VoLTE) calls. HD calls are possible wherever Wi-Fi coverage exists.
  • No extra charges: Wi-Fi calls are treated the same as regular voice calls. No additional fees are implied for using Wi-Fi calling.
  • Backup solution: Helps connect in areas with signal issues or cellular-dark zones (for example, high-rise buildings). Works well during national roaming across India (except Jammu & Kashmir).
  • Easy setup: No special packs needed; supported by all telecom service providers. No separate logins or app downloads required.

Which devices support Wi-Fi calling?

Several smartphones natively support Wi-Fi calling. Here is a list of compatible devices:

  1. Samsung Galaxy Note 10 Plus
  2. Apple iPhone 11 and iPhone 11 Pro
  3. Xiaomi redmi 7A and redmi 7
  4. Samsung Galaxy S10 and Note 9
  5. Nokia 6.1, 6.1 Plus, 7 Plus, and 7.1
  6. Realme X2 Pro
  7. Poco F1
  8. OnePlus 7, 8, and Nord
  9. Google Pixel 4
  10. Many more

How to enable Wi-Fi calling?

Enabling Wi-Fi calling is a straightforward process. Here is a detailed step-by-step guide on how to make calls over wifi:

1. Check compatibility:

  • Ensure that your smartphone supports Wi-Fi calling.
  • Update to the latest software version.

2. Access Wi-Fi calling settings:

  • Go to your phone’s settings.
  • Look for “Wi-Fi Calling” or “VoWiFi.”
  • Enable the feature.

3. Enjoy seamless calls:

  • Wi-Fi calling will automatically kick in when needed.
  • No additional steps are required.

Conclusion

Wi-Fi calling bridges communication gaps, especially in areas with poor cellular coverage.

Whether you are at home, in the office, or travelling, Wi-Fi calling ensures reliable voice service without extra costs.

Activate it today and stay connected effortlessly

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