Comparison

COSMOTE Mobile Security vs Adacom Authenticator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

COSMOTE Mobile Security

Browse the internet, shop online, and perform transactions with confidence. Receive notifications for unsecured Wi-Fi connections and safely open links from SMS messages. Ensure your device's operating system stays updated for enhanced security.

Highlights
  • Unsecured Wi-Fi notifications
  • Safe SMS link opening
  • Automatic OS updates
  • Secure online transactions
Features
Read full description

With Mobile Security by Telekom GR you feel safe when you browse the Internet with your Smartphone. Specifically: - You are notified if your device connects to an unsecured and unencrypted Wi-Fi network - You can safely open the links you have received via SMS messages - Your device's operating system is always up to date with the latest version Now you are sure that when you surf on the Internet, shop online or make other Internet transactions, you are safe!

About

Adacom Authenticator

Features
Read full description

ADACOM Authenticator is a simple and free application used to generate one-time password (OTP) allowing you, in combination with your username & password, to securely enroll for Remote Signature Qualified Certificates, or to sign documents electronically. ADACOM Remote Signature is a Qualified eSignature that is based on an eIDAS Qualified Certificate issued and stored at a certified QSCD hosted at ADACOM Trust Center. According to EU Regulation 910/2014 (eIDAS), ADACOM Remote Signature satisfies the requirements of a signature in relation to data in electronic form in the same manner as a hand-written signature satisfies those requirements in relation to paper-based data. For that reason, it can be used unconditionally for signing official documents, contracts, public tenders, etc.

Screenshots

COSMOTE Mobile Security4 screens
Adacom Authenticator4 screens

Verdict

The call

The clearest difference is iOS requirement: Adacom Authenticator at 9.0 against COSMOTE Mobile Security's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

COSMOTE Mobile Security ships an update every 13 months, Adacom Authenticator every 19 months. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

Scorecard1 real difference · 9 level
COSMOTE Mobile Security versus Adacom Authenticator: the parameters behind the verdict, then further details
ParameterCOSMOTE Mobile SecurityAdacom Authenticator
PriceFreeFree
Rating3.0 (1 ratings) — better—
Positive reviews13.3% of reviews—
Number of ratings1 — better—
Update frequencyEvery 13 months — betterEvery 19 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.09.0 — better
Further details — not scored
Size42 MB6 MB
Age rating4+4+
DeveloperCOSMOTEADACOM ADVANCED INTERNET APPLICATIONS SINGLE MEMBER S.A.

In-app purchases

None

COSMOTE Mobile Security

No in-app purchases

None

Adacom Authenticator

No in-app purchases

Questions

Is COSMOTE Mobile Security free?
COSMOTE Mobile Security is free to download, with no in-app purchases.
Is Adacom Authenticator free?
Adacom Authenticator is free to download, with no in-app purchases.
Do COSMOTE Mobile Security or Adacom Authenticator have ads?
Neither COSMOTE Mobile Security nor Adacom Authenticator shows ads.
Which is updated more often, COSMOTE Mobile Security or Adacom Authenticator?
COSMOTE Mobile Security ships an update every 13 months, and Adacom Authenticator every 19 months. Most recently, COSMOTE Mobile Security was updated on October 24, 2026 and Adacom Authenticator on October 8, 2026.

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