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About congstar
Your personal congstar customer area for on the go.
With the free congstar app, you can quickly and easily control your usage and keep an eye on your data at all times.
The congstar app offers the following features:
For prepaid and contract plans
- View usage
- View data, SMS, and minutes (including a data usage widget)
- Manage plans and options
- Change plans, book, or cancel options
- Balance and bills
- Top up prepaid credit or view bills as PDFs
- Manage SIM and eSIM plans
- Block/swap SIM cards, activate eSIM, view PIN and PUK
- Change personal data
- Change address, payment details, or authentication PIN
We are continuously developing our congstar app and welcome your reviews and constructive feedback.
You can find our app's accessibility statement at: https://www.congstar.de/barrierefreiheit
We hope you enjoy our app!
Your App Team
What's new in the latest 6.21.0
Last updated on 2026-10-15
Wir haben im Hintergrund fleißig geschraubt: Dieses Update bringt technische Optimierungen und Stabilitätsverbesserungen mit, damit die congstar App noch zuverlässiger läuft.
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congstar APK Information
Old Versions of congstar
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