All about Wi-Fi Calling that you probably didn't know!

You cannot make calls when you are in an area with no cellular coverage. Wi-Fi Calling is a great alternative. So what is Wi-Fi Calling?

What is Wi-Fi Calling?

Wi-Fi Calling is a technology for making phone calls over the Internet. This feature works similar to regular cell phone calls, but instead of using cellular, it routes calls over the Wi-Fi network. This allows users to make and receive calls in areas with weak or no cell coverage.

The flexibility and ease of access of Wi-Fi Calling makes it a great alternative to traditional phone services

How does Wi-Fi Calling work?

As mentioned above, Wi-Fi Calling harnesses the power of Wi-Fi networks to make and receive phone calls and text messages even when cellular networks are unavailable. But how does Wi-Fi Calling work on iPhone or Android?

Wi-Fi Calling works by connecting devices to a Wi-Fi network with Internet, using VoIP technology to send and receive voice transmissions over audio packets sent over the same secure Wi-Fi network.

Pros & Cons of Wi-Fi Calling

1. Advantages

1.1. Low cost

Because Wi-Fi tethering calls are not dependent on carrier services, they will tend to be much cheaper than traditional network plans. In addition, many services offer one or more free VoIP applications, allowing users to make extremely low-cost calls.

Besides, the Wi-Fi Calling feature is not completely dependent on the service provider's services, users can make and receive calls from abroad without having to pay expensive roaming fees with other service providers. moderate additional cost

1.2. Quality improvement

Wi-Fi calling is available on most smartphones, regardless of their network provider. This makes Wi-Fi Calling more flexible and accessible than other options

1.3. Manage mobile data usage

The Wi-Fi Calling feature allows users to manage their mobile data usage by choosing when they want to use a connection with better coverage but higher data costs or a connection that can be expensive. coverage is weak but at no extra cost

2. Disadvantages

2.1. Safety and usability

The Wi-Fi Calling feature is limited to certain geographical areas and may only be available in certain locations. Plus, even if it's available, you'll need access to a reliable Wi-Fi connection to keep calls safe.

2.2 Noise and congestion

Wi-Fi calls are susceptible to interference from wireless devices and can cause network congestion in densely populated areas. This leads to easily dropped calls or poor sound quality.

2.3 Compatibility

Not all mobile devices are compatible with the Wi-Fi Calling feature, so if you want to use this feature users need to have a supporting device. Additionally, some devices may require specific settings to be enabled before using Wi-Fi Calling

How to set up Wi-Fi Calling?

1. iOS operating system

Setting up a Wi-Fi call is usually simple, requiring just a few taps and clicks on your device.

All you need to do is follow the steps below and enable this feature:

Step 1: Open the Settings app and select “Phone”.

Step 2: Tap the “Wi-Fi Calling” option and follow the onscreen instructions to enable the feature.

Step 3: Enter your address to allow access to emergency services in the event of an emergency.

Step 4: Agree to the terms of service, then tap Enable to confirm your Wi-Fi calling is working.

All calls made through your device will now use your Wi-Fi connection instead of your cellular plan.

2. Android OS

Using Wi-Fi calling on Android is a bit more complicated than on iOS, but it can still be done with just a few taps.

Step 1. Open the Phone app and select “Settings”.

Step 2. Tap on the “WiFi” option and select “Wi-Fi Options”.

Step 3. Here you will see WiFi-Calling option. All you have to do is turn it on.

Step 4. Follow the onscreen instructions to enable Wi-Fi calling, then enter your address to allow access to emergency services in an emergency.

Step 5. Agree to the terms of service, then tap Enable to confirm your Wi-Fi calls are working.

Difference between Wi-Fi Calling and Cellular Calling

Before switching from traditional calling to WiFi Calling, it is important to understand the difference between WiFi Calling and Cellular Calling. 

While both technologies allow you to make calls using your mobile device, there are a few key differences, such as:

• Wi-Fi Calling is often cheaper than traditional cellular plans because it uses data instead of carrier billing.
• Wi-Fi Calling only works in areas with adequate signal strength, while cellular calling will work almost anywhere.
• The Wi-Fi Calling feature can be susceptible to interference or network congestion in densely populated areas, resulting in call interruptions or poor audio quality.
• Wi-Fi Calling is encrypted for security but uses an unsecured network, so users may have privacy concerns when making calls over Wi-Fi.
• Wi-Fi Calling allows for higher quality audio and video calling than cellular plans.
• Cellular plans often have more features like voicemail, caller ID, and call forwarding, which may not be available when calling over Wi-Fi.
• Some mobile service providers may limit or even block Wi-Fi Calls depending on their terms of service.

Difference between Wi-Fi Calling and VoIP PBX

Besides Wi-Fi Calling, Enterprises may also have heard or had much exposure to VoIP technology. Similar to Wi-Fi Calling, VoIP also uses the internet to make incoming and outgoing calls

Services from VoIP PBX wall switchboards offer more features than Wi-Fi Calling. These can be mentioned as call statistics report, recording, greeting, IVR ...

In addition, VoIP calls are encrypted for security and are guaranteed to be safe from providers. Therefore, reliability will be preferred over Wi-Fi Calling. However, choosing a reputable supplier is also an issue that you need to consider carefully before deciding to use.

The above is all about Wi-Fi Calling from how it works, advantages and disadvantages as well as how to set up features on the phone. If you need advice and support to build a professional switchboard system, please contact us immediately to receive the fastest help.

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