Make calls with your tablet via VoIP - the best apps

With the right app, you can use your tablet or iPad to make VoIP calls to landlines and mobiles. "VoIP" stands for "Voice over IP" - telephony over the Internet. In this practical tip, we show you the three best VoIP apps.

5. Call via messenger like Facebook and WhatApp

Many messengers offer you to make phone calls with a good internet connection. The advantage here is that you probably already have the apps on your smartphone or tablet. You don't have to download another app and save valuable storage space.

• Whatsapp: With Whatsapp you can easily make calls via iPad and Android tablet. All you need is the app and a good internet connection. You cannot dial emergency numbers via Whatsapp.
• Facebook: You can also use Facebook to make calls using the iPad or Android tablet. You also need a good internet connection for this. With Facebook, you can make a call using a mobile phone number, or simply with any contact who has not entered a number in Facebook.

4. Viber - make free calls via Voice-Over-IP

• With Viber you can make free calls on iPad and Android tablet.
• You need a good internet connection (WiFi or an internet flat rate). The call quality also depends on the internet connection.
• Viber users also have the option of making video calls. This works for both iOS and Android.

3. UppTalk - make good and free calls with your tablet via VoIP

• With UppTalk on iPad and Android tablet you can make calls to all networks free of charge in cellular quality.
• This is possible through advertising: You can either watch advertising videos or download apps and collect points to make calls.
• But be careful: In the test, the app did not automatically recognize numerous advertising downloads and the support could not help in the test.

2. HiTalk with the best speech quality

• The free VoIP app "HiTalk" for iPad and Android has crystal clear voice quality.
• However, you also pay 2 to 5 cents / minute to the German landline network and the mobile network. You can sometimes make free calls by watching promotional videos. However, this option is not always available.
• You will also receive a detailed conversation log. Disadvantage: The HiTalk app contains a lot of advertising that gets annoying quickly.

1. Skype: Best connection and video telephony

• With Skype on the iPad or an Android tablet, you can make free calls to other Skype users.
• The only requirement is a LAN or mobile data connection.
• You can make calls to landlines and cell phones for 2.2 cents / minute or a flat rate for around 3.50 euros / month.
• Skype convinces with an exceptionally good voice quality, a secure connection and the option "video telephony".

In the next practical tip, we will explain how secure VoIP is when making calls.