About us

1&1 AG, headquartered in Montabaur, is a publicly listed telecommunications provider
and part of the United Internet Group.
With a strong focus on the German market, 1&1 actively drives the country's digital sovereignty.

Better and better every day

With over 30 years of experience, 1&1 stands for powerful mobile plans, award-winning customer service, and continuous product innovation – from all-net-flat rates and unlimited data plans to exclusive benefits through the 1&1 Vorteilswelt. The 1&1 Service Card offers premium services such as 24-hour device replacement and a dedicated priority hotline. 1&1 promotes digital inclusion through reliable, competitively priced products – consistently awarded top marks by independent trade publications. In addition, the discount brands of Drillisch Online GmbH serve price-sensitive customers with a strong focus on affordability.

The 1&1 O-RAN

1&1 operates the first fully virtualized 5G mobile network in Europe based on innovative Open RAN technology – independent, open by design, and built for the real-time applications of tomorrow. As Germany's fourth mobile network, the 1&1 O-RAN stands for greater competition and innovation in the national telecommunications landscape.

Nationwide Broadband Coverage

As one of Germany's leading providers of VDSL, vectoring, and next-generation fiber internet, 1&1 is driving Germany's gigabit transformation. The company leverages the nationwide fiber-optic transport network of 1&1 Versatel and, through partnerships with Deutsche Telekom and leading city carriers, is able to supply millions of households with future-proof fiber connections.

Personal Assistant- Blackheart Edition

The represents a specialized subculture or "lifestyle brand" identity centered on the intersection of dark aesthetics, high-performance living, and unfiltered entertainment. It is often characterized by a "rebel-professional" ethos—combining the efficiency of a personal assistant with the edgy, uncompromising spirit of the "Blackheart" motif. The Core Philosophy: "Dark Utility"

Your feelings are valid, but they are not billable hours. The Blackheart Assistant filters input through a single gate: "Does this emotion advance the mission?"

: A strict adherence to a specific visual identity (typically monochrome, carbon fiber, or matte finishes) that signals a focused, serious mindset. Personal Assistant- Blackheart Edition

The is not for the faint of heart. It is for:

Core philosophy

This isn't an app you download from a verified store. This is a whisper on the darknet. This is the assistant that says, "I've already canceled that meeting," followed by, "...permanently."

Overview

Integrate a "darkness" or "mood" slider that shifts the assistant’s tone between , Seductive/Playful , and Malicious/Chaotic .

Your feelings are valid, but they are not billable hours. The Blackheart Assistant filters input through a single gate: "Does this emotion advance the mission?"

: A strict adherence to a specific visual identity (typically monochrome, carbon fiber, or matte finishes) that signals a focused, serious mindset.

The is not for the faint of heart. It is for:

Core philosophy

This isn't an app you download from a verified store. This is a whisper on the darknet. This is the assistant that says, "I've already canceled that meeting," followed by, "...permanently."

Overview

Integrate a "darkness" or "mood" slider that shifts the assistant’s tone between , Seductive/Playful , and Malicious/Chaotic .

Social Commitment

As a successful telecommunications company, 1&1 sees itself as part of society and takes the responsibility that goes with this. Our corporate social responsibility activities revolve around our United Internet for UNICEF foundation.

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Sustainability

Doing business sustainably is a part of what 1&1 does every day. Our goal is to be a pioneer in this area as well.

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Non-financial Group report 2025

PDF 1,75 MB

ESG-Report 2024/2025

PDF Download (15,7 MB)