1&1 Control-Center

4.1
92.4K reviews
Content rating
Everyone
5M+
Downloads
Content rating
Everyone
Learn more
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About this app

Your 1&1 Control Center

With the 1&1 Control Center app, you can use all the advantages of your personal customer area on your smartphone or tablet - anywhere you have internet access. Always keep an eye on your data consumption, your call minutes and the costs incurred. For example, view your customer data and invoices, extend your contract, instruct us to port your phone number or move your internet connection. Helpful instructions and answers to frequently asked questions will support you with your contract and all 1&1 products!

Important functions at a glance:

■ Keep customer data up to date
View your customer details and change your username, password or bank details.

■ Call up invoices
View your invoices with itemized details.

■ Check consumption
Keep an eye on your mobile data volume and consumption costs at all times.

■ Manage contracts
Find out about your contracts and booked options. Extend your contract or switch to a new tariff.

■ Set up 1&1 email addresses
Change your email password or set up new email addresses and email forwarding.

■ Settings for SIM cards and roaming
Activate, block, unlock or exchange your 1&1 SIM card. If necessary, change your roaming settings.

■ Forward phone numbers
Activate your answering machine or redirect your phone numbers while you are away.

■ Take your phone number with you and move your internet connection
Instruct us to take your phone number with you or move your internet connection when you move location.

■ Improve WiFi connection and WiFi reception
Connect conveniently to WiFi and optimize your home network.

■ Receive important notifications
Read our news about order status, your orders and invoices.

■ Enable push notifications
Don't miss any news from 1&1! Decide whether you want to use the push notification function.

■ Solve Internet problems
Use the app feature to check your internet connection and find possible disruptions. We support you until you find a solution.

■ Help and contact
Get quick answers to your questions thanks to the new search function, integrated 1&1 help center and direct contact with 1&1 customer service.



Please note our instructions:
• The data displayed is sometimes delayed and may differ from the actual status.
• Consumption is usually updated daily, less frequently abroad.
• The costs shown are for overview purposes. Your original invoice applies, which you can find in your messages.
• The invoice amounts include services at home and abroad.


How do you like the 1&1 Control Center app?
Your satisfaction is very important to us! We are always open to new ideas and suggestions for further development. Simply write to us at: apps@1und1.de
Updated on
Jul 28, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
App activity and App info and performance
This app may collect these data types
Location, Personal info and 6 others
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.1
86.9K reviews
Haflidi Thorsteinsson
June 24, 2026
Bad custom service!! They play with your prices and add contracts to your account without consent, they added 3 extra contracts to my account! Been a customer with them for some time now and I have been dealing with this regularly now and they have already over charged me additionally +€500 since last summer and I have been trying to get that corrected but bad luck on that and they are really hard to reach and I have already requested TKG from them but they are not taking care of it!!
2 people found this review helpful
1&1 Telecommunication SE
June 25, 2026
Hey Haflidi, that should not happen, and I want to take a closer look at what was added to your account and why. Please send me your contract number and callback number by email to online@1und1.de with the subject “Haflidi Thorsteinsson”. I’ll check it with you directly and make sure this gets into the right hands. Best regards Steffie, 1&1
Marcin Łaboński
June 2, 2026
There is no option to choose a language other than German, and app has privacy filter enabled so inbuilt Android translator doesn't work. It's useless for people who are not fluent in German and you have to go to normal webpage where same data is displayed but you can translate it...
Pom Pom
June 30, 2026
It says I am not connected to the WiFi when trying to optimise WiFi, while I am in fact connected to the WiFi of the 1&1 FRITZ!Box. But I changed the subnet to 192.168.1.0/24 if that the app does some rough filtering like this.
1&1 Telecommunication SE
July 2, 2026
Hello Pom Pom, I'd be happy to look into this for you. Simply send me an email at online@1und1.de with the subject line "PlayStore, Pom Pom" and include your contract number and callback number. Once I receive your email, I'll be there to assist you right away. Kind regards, Tobias, 1&1

What’s new

Ihr 1&1 Assistent jetzt mit Sprachsteuerung
Mikrofon aktivieren und loslegen! Sprechen Sie einfach Ihre Frage ein.
Content rating
Everyone
Learn more

App support

About the developer
1&1 Telecommunication SE
apps@1und1.de
Elgendorfer Str. 57 56410 Montabaur Germany
+49 721 9600

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