You can use this to make internal and external calls.

To make a phone call, tap on the Dialpad icon Skype Wi-Fi allowed users to use Skype credits as payment to log in to public Wi-Fi hotspots around the world.

Skype for Business will now only work when you are connected to wifi

Change to VoIP over Wi-Fi only and deselect Allow incoming cellular call when WiFi is not available.

You don't need to change any settings for Skype for Business to work, but if you want to block it from using your data allowance, we can force it to only work on wifi Your phone number will not be visible to other users This is for call forwarding, which we can disable in settings.

You will be asked to enter your phone number.

Enter your full email address and password.

Skype also offers a mobile application, which you can download to your smart phone. If you are using Skype on a computer and dont have Wi-Fi, you can use a standard wired Ethernet connection.

You will be asked for your Organisation sign-in address 1 Skype Chat Requirements In order to use Skype for chatting or calls, you must have an Internet connection.When you first use the app, you will be asked to sign in You will then be offered the Skype for Business Terms and Conditions.These are required to use all of the app features When you open the app for the first time Skype for Business will ask for permission to access parts of your phone such as photos, media, camera, microphone, etc.The app is free, but make sure you are connected to wifi so that the download doesn't use up your data allowance

How to use skype wifi on iphone