1&1 Business Phone

Mobile App

The new 1&1 Business Phone App is your end-to-end solution for all business communication.

Staying connected with your teams and customers has never been easier. You can work anytime and from anywhere.

Starting with Android version 2.8.2, it is required that a browser is installed and enabled on the Android device to allow users to log in. This ensures that all authentication processes work smoothly and securely, regardless of which browser is used.

The 1&1 Business Phone is THE smart cloud communications platform with many exciting features to make your life easier:

- Make voice calls wherever you are.

- Easily create or participate in video conferences.

- Simple customization of the settings to suit your needs.

- Intuitive user interfaces.

The 1&1 Business Phone App gives you maximum flexibility to communicate the way you want - on the go, at home, anywhere!

Simply download the 1&1 Business Phone App, log in with your own account and you're ready to go.

To find out more, visit us at: https://www.1und1.net/internet-telefonie/ip-telefonie/businessphone