sim.de Allnet Flat 25 GB

Name: sim.de Allnet Flat 25 GB
Brand: sim.de
Price: 4.99 EUR
Availability: InStock

Cancel monthly · 25 GB · 1&1 network

sim.de Allnet Flat 25 GB: 25 GB on the 1&1 network, up to 50 Mbit/s, 5G, unlimited calls and texts. Cancel monthly. Price: €4.99 / month, one-time €9.99. Over 24 months you pay €129.75, an average of €5.41 a month.

What you get

Data: 25 GB
Speed: up to 50 Mbit/s
Network: 1&1 network
5G: yes
Calls and texts: Unlimited to all German networks
Contract: Cancel monthly

Costs

Base fee: €4.99 / month
One-time: €9.99
Total over 24 months: €129.75
Average per month: €5.41

Go to the offer at sim.de

Price history

Prices of this tariff since it was added to the comparison
Valid	Base fee	One-time	Avg. per month
6 Nov 2026 – today	€4.99 / month	€9.99	€5.41

In the comparison since 6 Nov 2026. Last checked on 10 Nov 2026 on the sim.de website.

As much data, as cheap or cheaper

sim.de

Allnet Flat 25 GB

Rank 1

Data
25 GB

Speed
up to 50 Mbit/s

Network
1&1 network

Term: 24-month contract

5G Unlimited calls & texts

Avg. per month

€4.99

€4.99 / month
one-time: none

Go to provider sim.de Details for sim.de Allnet Flat 25 GB

€5.41 Avg. per month

Go to provider