Comparison

Duo Authenticator 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

Duo Authenticator

Enhance your online security with this multi-factor authentication app. It provides an extra layer of protection for your accounts by generating time-sensitive codes, even when offline. Secure your sensitive information with ease and peace of mind.

Highlights
  • Quick and easy setup
  • Wide service compatibility
  • Time-sensitive security codes
  • Offline code generation
  • End-to-end encryption
  • Security code protection
Features
Read full description

As cyber threats continue to become more sophisticated, it's essential to use strong and reliable security measures to protect your online accounts. That's where MFA Authenticator comes in – a mobile app designed to provide an extra layer of security to your online accounts, making it harder for hackers to gain access to your sensitive information. One of the most significant advantages of using MFA Authenticator is its ease of use. With this app, you can set up two-factor authentication (2FA) quickly, making it easy to secure your accounts. You can use MFA Authenticator with a wide range of services, including Google, Facebook, Dropbox, and many more. The app generates unique, time-sensitive codes that you can use to verify your identity when logging in to your accounts, ensuring that only you can access your information. Another great feature of MFA Authenticator is its ability to work offline. Unlike some other 2FA solutions that rely on an internet connection, MFA Authenticator can generate codes even when your phone isn't connected to the internet. This feature is particularly useful when traveling or in areas with a weak or non-existent internet connection. MFA Authenticator is also designed to be highly secure, with a range of measures in place to keep your information safe. For example, the app uses end-to-end encryption to ensure that your codes are only visible to you. Additionally, the app has a built-in security code that you need to enter when setting up the app, ensuring that only you can access your account. • Quick and easy to set up • Compatible with a wide range of services • Generates unique, time-sensitive codes for added security • Works offline, making it ideal for travel • Uses end-to-end encryption to keep your information safe • Requires a security code for added protection. Overall, MFA Authenticator is an excellent app that can help you stay safe and secure online. With its ease of use, offline functionality, and strong security features, you can rest assured that your information is well-protected. So why not give it a try and take your online security to the next level? Terms of service: https://www.code4flutter.in/terms-mfauthenticator

About

Authenticator App

Enhance your online security with multi-factor and two-factor authentication. This app generates unique verification codes to protect sensitive accounts and data from unauthorized access, offering peace of mind for your digital life.

Highlights
  • Generate unique verification codes
  • Encrypted data and iCloud backups
  • Sync 2FA tokens across Apple devices
  • Apple Watch support
  • Customizable icons
  • PIN lock and auto-lock
  • Biometric authentication (Face ID/Touch ID)
Read full description

Authenticator App: MFA & 2FA! Elevate your account security with Authenticator, a robust app designed to add an extra layer of protection during login. Safeguard your bank accounts and sensitive data with advanced multi-factor authentication (MFA) and two-factor authentication (2FA), ensuring peace of mind for your online activities. Key Features: - Enhanced Security: Generate unique verification codes for an added layer of login protection. Even if your credentials are compromised, unauthorized access is effectively prevented. - Privacy First: All your data is fully encrypted, including backups on iCloud, ensuring only you can access it. - Seamless Synchronization: Enjoy automatic syncing of your 2FA tokens across all Apple devices, so your codes are always at your fingertips. - Apple Watch Support: Access your verification codes conveniently from your Apple Watch. - Custom Icons: Personalize your codes with custom icons for an organized and visually appealing experience. - Broad Compatibility: Works seamlessly with popular platforms like Google, Facebook, and more. - App Protection: Add an extra layer of security with a PIN lock and auto-lock functionality. - Biometric Authentication: Use Face ID or Touch ID to securely access the app and generate one-time codes. Stay secure, stay private. Download Authenticator today and protect what matters most. Privacy Policy: netron.solutions/privacy-policy Terms of Use: netron.solutions/terms-and-conditions

Screenshots

Duo Authenticator4 screens
Authenticator App4 screens

Verdict

The call

The clearest difference is ads: Authenticator App at none against Duo Authenticator's shown. Authenticator App also leads on rating (4.5 vs 4.2) and ratings volume (658 vs 24). On price, review sentiment, in-app purchases and monetization model 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. Duo Authenticator sells 3 in-app purchases, starting at $3.99 per 7 days and Authenticator App sells 10 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Authenticator App holds the better App Store score, 4.5 against 4.2. That said, the two scores are not equally well evidenced: Authenticator App has 658 ratings behind it against 24, so its average is the more settled of the two. Written reviews split almost evenly too, at 50% and 50% positive.

UpkeepUpdate frequency

Duo Authenticator ships an update monthly, Authenticator App fortnightly. The most recent releases landed on October 9, 2026 and October 10, 2026 respectively.

Scorecard5 real differences · 5 level
Duo Authenticator versus Authenticator App: the parameters behind the verdict, then further details
ParameterDuo AuthenticatorAuthenticator App
PriceFreeFree
Rating4.2 (24 ratings)4.5 (658 ratings) — better
Positive reviews50.0% of reviews50.0% of reviews
Number of ratings24658 — better
Update frequencyMonthlyFortnightly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhoneiPhone, iPad, iPod, Mac, Apple Watch — better
Requires iOS16.615.6 — better
Further details — not scored
Size60 MB202 MB
Age rating4+4+
DeveloperPetr PolasekNetron

Customer experience

Duo Authenticator

All ratings24 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Authenticator App

All ratings651 ratings
Positive86.6%
Neutral3.4%
Negative10.0%
Written reviews34 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Bugs and requests

Duo Authenticator

Not enough reviews yet to summarise bugs or requests.

Authenticator App

Reported bugs

3 issues
  • Inability to add new accounts after update
  • Immediate logout after login
  • App crashing after updates

Requested features

3 requests
  • Compatibility with older devices
  • Support for more authentication providers
  • Horizontal iPad support

In-app purchases

3 purchases

Duo Authenticator

Subscriptions3
  • Premium 1 Week$3.997 Days
  • Premium 1 Month1 Month trial$9.991 Month
  • Premium 1 Year3 Days trial$29.991 Year
10 purchases

Authenticator App

Subscriptions6
  • Secure Yourself - Weekly$4.997 Days
  • Monthly Offer Access$7.991 Month
  • Secure Yourself - Monthly$9.991 Month
Show 3 more
  • Secure Yourself - 6 Months$24.996 Months
  • Secure Yourself - Mac Yearly3 Days trial$39.991 Year
  • Secure Yourself - Yearly3 Days trial$39.991 Year
One-time4
  • Claim Offer - FreeFree
  • Lifetime - OfferFree
  • Secure Yourself - Mac Lifetime$59.99
Show 1 more
  • Secure Yourself - Lifetime$59.99

Questions

Is Duo Authenticator free?
Duo Authenticator is free to download, with in-app purchases available.
Is Authenticator App free?
Authenticator App is free to download, with in-app purchases available.
Which has better reviews, Duo Authenticator or Authenticator App?
Authenticator App is rated higher. Duo Authenticator averages 4.2 out of 5 from 24 ratings, while Authenticator App averages 4.5 from 658 ratings.
Do Duo Authenticator or Authenticator App have ads?
Duo Authenticator shows ads; Authenticator App does not.
Which is updated more often, Duo Authenticator or Authenticator App?
Duo Authenticator ships an update monthly, and Authenticator App fortnightly. Most recently, Duo Authenticator was updated on October 9, 2026 and Authenticator App on October 10, 2026.

Other comparisons