Comparison

Protectimus SMART vs Authenticator app

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

Head to head
About

Protectimus SMART

This free two-factor authentication app provides secure access to websites requiring 2FA. It offers encrypted cloud backup, PIN and biometric protection, easy token transfer, and customization options for enhanced account security.

Highlights
  • Encrypted cloud backup
  • PIN and biometric protection
  • Token transfer to new devices
  • Token customization
  • Folder sorting
  • Supports OATH algorithms (HOTP, TOTP, OCRA)
  • Data signature function
Features
Read full description

Protectimus SMART OTP is currently the best two-factor authentication app worldwide. This free 2FA authenticator supports encrypted cloud backup, PIN and biometric authentication protection, simple token transfer to new devices, token customization, and folder sorting. The multi-factor authentication app Protectimus SMART OTP can be used to secure any website that requires two-factor authentication. Let's take a closer look at the features of this 2FA authenticator. - One of the most significant improvements in the new version of Protectimus SMART OTP is encrypted cloud backup. This feature ensures that users can recover their 2FA tokens if they lose their device or upgrade to a new one. - The app also makes it easy to transfer tokens to a new device and import tokens from Google Authenticator, making it simple to switch to Protectimus SMART OTP from other 2FA authenticators. - Additionally, Protectimus SMART OTP supports PIN and biometric authentication protection, including Touch ID and Face ID. - The 2FA app is compatible with a wide range of websites and applications as it supports all OATH one-time password generation algorithms such as HOTP, TOTP, and OCRA. - The MFA app also includes a data signature function (Confirm What You See) to help users better control their financial transactions. - The 2FA token Protectimus SMART OTP can generate 6 and 8-digit one-time passwords. Moreover, the 2FA authenticator offers several new features designed to make it more convenient for users to securely access their accounts. These include: - Delivery of push notifications. - The ability to customize tokens with different emojis and descriptions. - Convenient distribution of OTP tokens by folders. - Multiple language support (English, French, German, Spanish, Russian, and Ukrainian). Overall, Protectimus SMART OTP is a comprehensive 2FA authentication app that offers excellent features to help users secure their online accounts more efficiently and conveniently.

About

Authenticator app

This app provides secure two-factor authentication for over 1000 popular online accounts. It offers quick access via widgets and Apple Watch, and ensures your data is safe with no internet exchange. Easily set up accounts by scanning QR codes or entering secret keys.

Highlights
  • Two-factor authentication (2FA)
  • Multi-factor authentication (MFA)
  • Supports 1000+ apps
  • Apple Watch support
  • Quick widget support
  • QR code scanning
  • Encrypted backup
Features
Read full description

Authenticator app is a highly recommended free 2FA app used for securing your accounts on different platforms such as Instagram, Google, Facebook, Github, Twitter and many more. We support 1000+ apps for authentication! Take a look at the unique features of the app: - Apple Watch Support Now access your 2-factor & multi-factor authentication codes from your Apple watch for faster accessibility. - Quick Widget Support Add widgets to your screen for faster, easier 2FA & Multi-Factor Authentication. - Super Safe & Secure: Your passwords are safe and sound as the app has no data exchange with the internet, so no one can get to know it except you. - Scan QR Code: Just one tap QR scan for easy access and hassle-free registration. - Enter Code Manually: Enter a secret key to the app for secure authentication. - Supports All Popular Accounts: Authenticator app supports the most popular services including Facebook, Coinbase, Amazon, Google, Instagram, Roblox and thousands of other providers. - No Password Stored: The application generates Time-based One-time Passwords (TOTP), stored on the user's phone without internet access. This solution dramatically increases login security. - Encrypted Backup: In Authenticator, you can always make a secure encrypted backup, in case you lose your device or switch to a new one. For a safe and secure experience try the application NOW! Privacy Policy: https://maximaapps.com/authenticator/privacy/ Terms of Use: https://maximaapps.com/authenticator/terms_of_use/ For any questions or requests, please use our customer support: feedback@maximaapps.com

Screenshots

Protectimus SMART4 screens
Authenticator app4 screens

Verdict

The call

The clearest difference is rating: Authenticator app at 4.6 against Protectimus SMART's 3.9. Authenticator app also leads on update cadence (monthly vs every 7 months) and ratings volume (5.8K vs 18). Protectimus SMART's advantage is in-app purchases (none vs 11). On price, ads, device support and iOS requirement 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. Authenticator app sells 11 in-app purchases, starting at $4.99 per month. Protectimus SMART asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Authenticator app holds the better App Store score, 4.6 against 3.9. That said, the two scores are not equally well evidenced: Authenticator app has 5.8K ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 57% of Protectimus SMART's written reviews are positive against 68% of Authenticator app's.

UpkeepUpdate frequency

Protectimus SMART ships an update every 7 months, Authenticator app monthly. The most recent releases landed on October 23, 2026 and October 30, 2026 respectively.

Scorecard6 real differences · 4 level
Protectimus SMART versus Authenticator app: the parameters behind the verdict, then further details
ParameterProtectimus SMARTAuthenticator app
PriceFreeFree
Rating3.9 (18 ratings)4.6 (5.8K ratings) — better
Positive reviews57.1% of reviews67.7% of reviews — better
Number of ratings185.8K — better
Update frequencyEvery 7 monthsMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Mac, Apple Watch — better
Requires iOS15.0 — better16.0
Further details — not scored
Size51 MB279 MB
Age rating4+4+
DeveloperProtectimus LimitedMaxima Apps

Customer experience

Protectimus SMART

All ratings18 ratings
Positive72.2%
Neutral0.0%
Negative27.8%
Written reviews14 reviews
Positive57.1%
Neutral0.0%
Negative42.9%

Authenticator app

All ratings5,792 ratings
Positive89.6%
Neutral3.4%
Negative6.9%
Written reviews409 reviews
Positive67.7%
Neutral4.4%
Negative27.9%

Bugs and requests

Protectimus SMART

Not enough reviews yet to summarise bugs or requests.

Authenticator app

Reported bugs

4 issues
  • Codes not working or generating errors
  • App crashing or freezing during use
  • Accounts being deleted or inaccessible
  • Compatibility issues with certain devices or platforms

Requested features

4 requests
  • Improved user interface and instructions
  • Better compatibility with other apps and services
  • Option to export/backup authentication codes
  • Ability to easily manage and remove accounts

In-app purchases

None

Protectimus SMART

No in-app purchases

11 purchases

Authenticator app

Subscriptions8
  • Authenticator Premium Monthly$4.991 Month
  • Authenticator App Premium Weekly7 Days trial$5.997 Days
  • Authenticator Premium Monthly$9.991 Month
Show 5 more
  • Authenticator App Weekly Premium3 Days trial$9.997 Days
  • Authenticator Premium Yearly$29.991 Year
  • Authenticator Premium Yearly$49.991 Year
  • Authenticator App Premium Yearly$59.991 Year
  • Premium Access 3 Month Trial3 Months trial$69.991 Year
One-time3
  • Authenticator Premium Lifetime$49.99
  • Authenticator Premium Lifetime$69.99
  • Authenticator App Lifetime$99.99

Questions

Is Protectimus SMART free?
Protectimus SMART is free to download, with no in-app purchases.
Is Authenticator app free?
Authenticator app is free to download, with in-app purchases available.
Which has better reviews, Protectimus SMART or Authenticator app?
Authenticator app is rated higher. Protectimus SMART averages 3.9 out of 5 from 18 ratings, while Authenticator app averages 4.6 from 5.8K ratings.
Do Protectimus SMART or Authenticator app have ads?
Neither Protectimus SMART nor Authenticator app shows ads.
Which is updated more often, Protectimus SMART or Authenticator app?
Protectimus SMART ships an update every 7 months, and Authenticator app monthly. Most recently, Protectimus SMART was updated on October 23, 2026 and Authenticator app on October 30, 2026.

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