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ja! mobil

ja! mobil

by congstar Services GmbH

24 ratings
55 reviews
🔧 Utilities
Free

Details

  • Released
  • Updated
  • December 13, 2019
  • August 24, 2026

Developer

congstar Services GmbH
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About

Easily manage your mobile plan, track usage, and control your data, SMS, and minutes. Recharge prepaid credit, manage SIM cards, and update personal information all within one app.

✓Track usage (data, SMS, minutes)
✓Manage tariff and options
✓Recharge prepaid credit
✓Manage SIM & eSIM
✓View and change personal data
✓Lock/replace SIM card
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What's New in ja! mobil

6.17.0

August 24, 2026

Dieses Update enthält verschiedene Verbesserungen für die Benutzeroberfläche sowie technische Optimierungen im Hintergrund, welche die Stabilität und Leistung der App weiter erhöhen.

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User reviews

Most RecentHighest RatedLowest Rated

Läuft

Macht was es soll , ich hatte noch keine Probleme ,
Mittlerweile haben wir eine 2. prepaid Karte und haben immer noch keinen Grund zu schimpfen
BlackBetty 75BlackBetty 75

Was good!

There was really no need to update the app such that an upgrade to ios 17.6 is required especially when no website login or alternative for account management is available!
Soniya CleverSoniya Clever

Läuft perfekt

Schön übersichtlich und bisher noch keine Probleme.
AffjeAffje

Fantastisch

Ja mobil ist erreichbarer als ich dachte
King PeymaXKing PeymaX

Aufgeräumt, Klar, übersichtlich nur ein Dunkel Modus fehlt noch.

Aufgeräumt Klar übersichtlich
LGs du ubgLGs du ubg
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Developer apps

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FAQ

What does the ja! mobil app do?

The app provides users with full control over their mobile usage and data. It allows you to easily monitor your data, SMS, and minutes, manage your tariff and options, and recharge prepaid credit. You can also manage your SIM and eSIM, update personal information, and access important details like your PIN and PUK.

What are the key features of the ja! mobil app?

Key features include tracking your data, SMS, and minutes usage, managing your tariff and options (booking or canceling), recharging prepaid credit, and managing your SIM and eSIM. You can also view and change personal data, and access SIM card management functions like locking or replacing a SIM.

Is the ja! mobil app free to use?

Yes, the app is free to download and use. While the app itself is free, it is designed to manage your mobile plan which may involve costs associated with your service provider's plans and options.

What can I do with my SIM card in the app?

The app allows you to manage your SIM and eSIM. You can view your SIM card details, activate an eSIM, and display your PIN and PUK codes. Additionally, you can lock or replace your SIM card directly through the app for added security and convenience.

Who is the ja! mobil app for?

This app is for customers of the mobile provider who have either a prepaid or a contract plan. It is designed for users who want to easily monitor their consumption, manage their account settings, and perform self-service actions related to their mobile service at any time.