Unlimited Calls Plan S
10,00 €/monthinstead of €15.00
- Data allowance5 GB
- NetworkTelekom (D1)
- Mobile standard4G/LTE
- CallsUnlimited calls (all German networks)
- SMSUnlimited texts
- Termno minimum term (Flex)
Telekom network (D1) · unlimited calls · DSL · Homespotcongstar plans compared 2026
congstar is the affordable Telekom sub-brand in the original Telekom network (D1). Four Unlimited-calls plans with 5 GB up to unlimited data allowance from €10/month – all no minimum term, 5G from Allnet Flat M. Plus DSL with up to 50 Mbit/s, unlimited calls and WiFi router from €24.99/month.
Note: The order buttons lead directly to congstar (affiliate partner). Prices updated automatically daily.
congstar unlimited-calls plans
Allnet Flat M
15,00 €/monthinstead of €20.00
- Data allowance15 GB
- NetworkTelekom (D1)
- Mobile standard5G included
- eSIMincluded
- CallsUnlimited calls (all German networks)
- SMSUnlimited texts
- Termno minimum term (Flex)
Allnet Flat L
20,00 €/monthinstead of €30.00
- Data allowance25 GB
- NetworkTelekom (D1)
- Mobile standard5G included
- eSIMincluded
- CallsUnlimited calls (all German networks)
- SMSUnlimited texts
- Termno minimum term (Flex)
Allnet Flat XL
30,00 €/monthinstead of €40.00
- Data allowanceunlimited
- NetworkTelekom (D1)
- Mobile standard5G included
- eSIMincluded
- CallsUnlimited calls (all German networks)
- SMSUnlimited texts
- Termno minimum term (Flex)
congstar DSL plan
Internet & Phone Unlimited
24,99 €/monthinstead of €34.99
- Speedup to 50 Mbit/s
- ConnectionDSL (Telekom landline network)
- RouterWiFi router included
- Landlineunlimited calls
- Term24 months
No DSL or cable connection available? The congstar Homespot brings internet into your home via the Telekom mobile network – without a technician appointment. Go to congstar Homespot →
Frequently asked questions about congstar
What is congstar?
congstar is Deutsche Telekom's budget-friendly secondary brand and operates on the original Telekom network (D1). The offering includes four unlimited-calls mobile plans (S, M, L, XL) as well as a DSL plan (Internet & Phone Flat) and the Homespot for internet via the mobile network.
Which network does congstar use?
congstar uses the Deutsche Telekom network (D1) – the same network as the Telekom original plans, with very good coverage across all of Germany.
What does the cheapest congstar plan cost?
The congstar Unlimited Calls S is currently available from €10/month (instead of €15) with 5 GB data allowance, unlimited calls and unlimited texts. The DSL plan Internet & Phone Flat starts at €24.99/month (instead of €34.99).
Are the congstar plans cancellable monthly?
Yes, all four unlimited-calls plans (S, M, L, XL) have no minimum term in the Flex variant. The DSL plan has a contract term of 24 months.
Does congstar have 5G?
Yes, from the Unlimited Calls M plan onward, 5G in the Telekom network is included. The Unlimited Calls S operates on the 4G/LTE network.
What does congstar offer for DSL?
The congstar Internet & Phone Flat offers DSL with up to 50 Mbit/s via the Telekom fixed-line network, unlimited calls to German landlines and a WLAN router – currently from €24.99/month (instead of €34.99) with a 24-month contract term.
What is the congstar Homespot?
The congstar Homespot is internet for your home via the Telekom mobile network – ideal if no DSL or cable connection is available. Just plug in the router and use WLAN, no technician appointment needed.