FONIC 3.31.1

Telefónica Germany GmbH & Co. OHG – Freeware – Android iOS
out of 7379 votes

FONIC App offers you the following:

Keep track of your balance.
Check how many free units are still available. Keep an eye on the remaining inclusive units for minutes & SMS, as well as the remaining data volume (in MB).
Top up your balance using a recharge voucher or from your bank account.
Payment proof: PDF overview of recent transactions (up to 80 days).
Worry-free calling? Use one of the automatic top-up options from your bank account.
Find out which tariff is best for you! You can switch between tariffs free of charge.

NOTES:

FONIC callmobile is not supported.
FONIC mobile customers should use the FONIC mobile App.
FONIC Surf addon package: Display of the remaining data volume is technically not possible.

*** Feedback ***

We cannot directly respond to reviews and therefore cannot assist you further. If you have any issues (with a detailed description, your device type, and operating system version), suggestions, or improvement ideas, please contact us at [email protected]

*** Liability / Requirements ***

We do not guarantee constant availability of the service. A customer account with FONIC is required to use the FONIC App.

Overview

FONIC is a Freeware software in the category Business developed by Telefónica Germany GmbH & Co. OHG.

The latest version of FONIC is 3.31.1, released on 04/08/2025. It was initially added to our database on 02/16/2024.

FONIC runs on the following operating systems: Android/iOS.

Users of FONIC gave it a rating of 4 out of 5 stars.

Pros

Affordable prepaid mobile plans
Flexible payment options without long-term contracts
No credit checks required for signup
Wide coverage across Germany due to Telefónica's network
Easy online management of account and services
Support for various mobile devices and SIM cards

Cons

No postpaid plans may limit options for heavy users
Customer support can be slow or unresponsive at times
Limited additional features compared to some competitors
Potential for throttled speeds after exceeding data limits
Not as widely known or trusted as other larger carriers

FAQ

What is FONIC?

FONIC is a prepaid mobile phone service offered by Telefónica Germany GmbH & Co. OHG, providing flexible mobile plans without long-term contracts.

How can I purchase a FONIC SIM card?

You can purchase a FONIC SIM card online through the official website or at various retail locations across Germany.

Does FONIC offer international roaming?

Yes, FONIC provides international roaming services; however, rates may vary based on the destination country.

What types of plans does FONIC offer?

FONIC offers various plans including pay-as-you-go options, data packages, and all-inclusive tariffs depending on user needs.

How can I top up my FONIC balance?

You can top up your FONIC balance online via the website, through the app, or at partnering retailers.

Can I keep my existing phone number when switching to FONIC?

Yes, you can port your existing phone number to FONIC by following their number portability process during registration.

Is there a minimum contract duration with FONIC?

No, FONIC operates on a prepaid basis meaning there is no minimum contract duration required.

What network does FONIC use in Germany?

FONIC operates on the O2 network in Germany, providing extensive coverage.

How do I check my remaining balance and plan details?

You can check your remaining balance and plan details through the FONIC app or by logging into your account on the official website.

What should I do if I encounter issues with my FONIC service?

If you experience issues, you can contact FONIC customer support via their website or customer care number for assistance.

Screenshots (Click to view larger)

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