Comparison

2FA Authenticator (2FAS) 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

2FA Authenticator (2FAS)

Securely log in to your online accounts with two-factor authentication. This app protects your personal data and passwords from cyber threats with a simple, private, and open-source solution. It offers easy token restoration, app protection, and offline functionality.

Highlights
  • Two-factor authentication
  • Token backup and restore
  • App protection with passcode/biometrics
  • Open-source and transparent
  • Offline functionality
  • Cross-device sync
  • One-tap authentication with browser extensions
Features
Read full description

2FAS is the easiest way to enable two-factor authentication (or multi-factor authentication) to verify your identity and securely log in to accounts to keep your personal data and passwords protected from cyber threats — all from one app, 100% free! The world’s most secure, private, and simple 2FA app. Secure: • Easily restore your tokens with backups. • Add app protection with your passcode or biometrics. • 2FAS is open-source, transparent, and community-driven. Simple: • 2FAS syncs across your mobile devices. • An interface designed for simplicity. • One-tap authentication with 2FAS Browser Extensions. • Multi-language support. • Quick guides for setup and support. Private: • 2FAS works offline. • 2FAS doesn't store any passwords or metadata. • 100% anonymous use, no account required. It’s not too late to protect your data, so what are you waiting for? Protect your online accounts and services now with TOTP and HOTP algorithms. Start using the 2FAS authenticator app today! If you have any questions, talk with us on our Discord server: https://discord.gg/q4cP6qh2g5 Learn more about 2FAS: • Check our GitHub repository: https://github.com/twofas • Visit our website at: https://2fas.com/ • Follow us on X: https://x.com/2FAS_com • Subscribe on YouTube: https://www.youtube.com/@2FAS

About

Authenticator App

This app provides secure two-factor authentication codes for your online accounts, enhancing security with encryption and backups. It offers seamless synchronization across Apple devices and quick access via widgets, even when offline.

Highlights
  • Secure & Private Encryption
  • Encrypted Backup
  • Automatic Synchronization
  • Quick Access Widget
  • Offline Code Generation
  • Multi-Account Import
  • Native Apple Experience
Features
Read full description

Authenticator App helps you keep your online accounts safe by giving you secure two-factor authentication codes for all your accounts. Key Features of the Authenticator App: - Secure & Private Encryption Your data is always encrypted, even in iCloud. Only you have access to your two-factor authentication data. - Encrypted Backup Create an encrypted backup of your codes to ensure seamless recovery in case you lose or upgrade your device. - Automatic Synchronization Across Apple Devices Enjoy real-time synchronization of your accounts across all your Apple devices, including iPhone, iPad, Mac and Apple Watch. - Groups Organize your accounts into groups for a cleaner setup. Share your groups with others and control access with flexible permissions. - Quick Access with Widget Access your 2FA codes instantly from the Home Screen with the Authenticator Widget, providing faster authentication. - Offline Two-Factor Authentication Generate secure codes even when your device is offline or in airplane mode. Your accounts remain protected no matter your connection status. - Multi Import Easily import accounts and 2FA codes from other authenticators like Google Authenticator, password managers, and files. - Native Apple Experience Enjoy a seamless experience on all Apple devices, with features like dark mode, intuitive gestures, and automatic data sync. - All Popular Accounts Authenticator App supports major platforms like Microsoft, Google, Facebook, Amazon, Instagram, Coinbase, Roblox, and thousands more. It’s the perfect solution whether you’re looking for an Authenticator App for Microsoft, an Authenticator App for Facebook, or an Authentication App for Instagram. - We’re Here to Help We constantly improve our app, don't hesitate to contact us at support@2stable.com to request a missing feature or an improvement. ---------------------------------------------------------------------------------------------------------------- Payment will be charged to iTunes Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. You can turn off auto-renew up to 24 hours before your next subscription payment is due via your App Store settings page. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Links Terms of Service: https://authenticator.2stable.com/terms-of-service/ Privacy: https://authenticator.2stable.com/privacy-policy/

Screenshots

2FA Authenticator (2FAS)4 screens
Authenticator App4 screens

Verdict

The call

2FA Authenticator (2FAS) and Authenticator App both sit at 4.7 stars, but that hides the real split: 78% of 2FA Authenticator (2FAS)'s written reviews are positive against 43% of Authenticator App's. 2FA Authenticator (2FAS) also leads on in-app purchases (none vs 18). Authenticator App's advantage is update cadence (every 10 days vs monthly) and chart position (#40 vs unranked). On price, rating, ratings volume and ads 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 $5.99 per 7 days. 2FA Authenticator (2FAS) asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for 2FA Authenticator (2FAS) against 4.6 for Authenticator App. Both are backed by a comparable volume of ratings — 35K and 49K respectively. Written reviews are what separate them: 78% of 2FA Authenticator (2FAS)'s written reviews are positive against 43% of Authenticator App's.

UpkeepUpdate frequency

2FA Authenticator (2FAS) ships an update monthly, Authenticator App every 10 days. Both last shipped on September 24, 2026.

Scorecard7 real differences · 4 level
2FA Authenticator (2FAS) versus Authenticator App: the parameters behind the verdict, then further details
Parameter2FA Authenticator (2FAS)Authenticator App
PriceFreeFree
Rating4.7 (35K ratings) — better4.6 (49K ratings)
Positive reviews77.6% of reviews — better42.6% of reviews
Number of ratings35K49K — better
Update frequencyMonthlyEvery 10 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
Best chart rank—#40 — better
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod, Mac, Apple Watch — better
Requires iOS18.615.0 — better
Further details — not scored
Size80 MB145 MB
Age rating4+4+
DeveloperTwo Factor Authentication Service Inc.2Stable

Customer experience

2FA Authenticator (2FAS)

All ratings35,190 ratings
Positive93.2%
Neutral2.0%
Negative4.8%
Written reviews710 reviews
Positive77.6%
Neutral5.5%
Negative16.9%

Authenticator App

All ratings48,840 ratings
Positive90.8%
Neutral2.6%
Negative6.6%
Written reviews947 reviews
Positive42.6%
Neutral5.4%
Negative52.1%

User reviews

2FA Authenticator (2FAS)

From 35K App Store ratings

What we love

  • 🚀 Efficient and fast
  • 🔒 Secure and private
  • 👍 Simple and intuitive UI
  • 💡 Customizable icons and folders
  • 🔒 iCloud backup and sync

Room to improve

  • 🐛 Occasional bugs and crashes
  • 🔒 Lack of password/PIN protection
  • 🕰 No Apple Watch app
  • 🐛 Issues with push notifications
  • 🕰 Missing desktop/web app

Authenticator App

From 49K App Store ratings

What we love

  • 🚀 Works well
  • 🔒 Secure and reliable
  • 👍 Easy to use and set up
  • 💡 Excellent cross-device sync and backup
  • 👍 Convenient desktop app

Room to improve

  • 🐛 Compatibility issues with newer devices
  • 💰 Expensive subscription
  • 🔒 Limited free version
  • 👎 Confusing setup and instructions
  • 🐛 Bugs and crashes

Bugs and requests

2FA Authenticator (2FAS)

Reported bugs

3 issues
  • Tokens disappearing after device changes
  • Push notification failures
  • Incompatibility with older devices

Requested features

5 requests
  • Alphanumeric passcode option
  • Custom icon uploads
  • Apple Watch app
  • Desktop/web app
  • Improved support and communication

Authenticator App

Reported bugs

3 issues
  • App not launching on M2 MacBook Air
  • Widget showing incorrect codes
  • Login issues after device changes

Requested features

4 requests
  • More widget customization options
  • Bulk import/export of accounts
  • Password manager integration
  • Automatic locking and unlocking options

In-app purchases

None

2FA Authenticator (2FAS)

No in-app purchases

11 purchases

Authenticator App

Subscriptions10
  • Authenticator App$5.997 Days
  • Authenticator App3 Days trial$5.997 Days
  • Authenticator Premium$9.991 Month
Show 7 more
  • Authenticator App3 Days trial2 variants$9.997 Days
  • Authenticator App3 Days trial$39.991 Year
  • Authenticator App3 Days trial$49.991 Year
  • Authenticator App Premium$49.991 Year
  • Authenticator App2 variants$49.991 Year
  • Authenticator App$69.991 Year
  • Authenticator App3 Days trial$69.991 Year
One-time1
  • Authenticator App Premium2 variants$99.99

Questions

Is 2FA Authenticator (2FAS) free?
2FA Authenticator (2FAS) 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, 2FA Authenticator (2FAS) or Authenticator App?
2FA Authenticator (2FAS) is rated higher. 2FA Authenticator (2FAS) averages 4.7 out of 5 from 35K ratings, while Authenticator App averages 4.6 from 49K ratings.
Do 2FA Authenticator (2FAS) or Authenticator App have ads?
Neither 2FA Authenticator (2FAS) nor Authenticator App shows ads.
Which is updated more often, 2FA Authenticator (2FAS) or Authenticator App?
2FA Authenticator (2FAS) ships an update monthly, and Authenticator App every 10 days. Most recently, 2FA Authenticator (2FAS) was updated on September 24, 2026 and Authenticator App on September 24, 2026.

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