Comparison

2FA Authenticator (2FAS) vs Authenticator App ²

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 ²

Secure your online accounts with this user-friendly two-factor authentication solution. Generate verification codes, manage multiple accounts, and store passwords securely. Enjoy a completely ad-free experience designed for speed and simplicity.

Highlights
  • Face ID Smart Lock
  • Quick Account Search
  • Flexible Account Management
  • Offline One-Time Passwords (OTP)
  • Basic Password Manager
  • 100% Ad-Free Interface
Features
Read full description

Authenticator App – Secure Two-Factor Authentication Safeguard your online accounts with Authenticator, a user-friendly and robust two-factor authentication (2FA) solution. Generate time-based verification codes, manage all your accounts in one place, and keep your sensitive credentials secure—with zero ads to distract you. Key Features: - Face ID Smart Lock: Unlock the app instantly via Face ID for seamless access; customize auto-lock timers (immediate, 1 minute, or 5 minutes) to match your security preferences. - Quick Account Search: Locate any account in an instant, even when managing a large number of entries. - Flexible Account Management: Add accounts by scanning QR codes, copying secret keys, or manual input; edit or remove entries at any time; keep all your authentication tokens neatly organized in a single hub. - One-Time Passwords (OTP): 6-digit verification codes auto-refresh every 30 seconds; one-tap code copying for quick logins; fully offline operation—generate codes even without an internet connection. - Basic Password Manager: Securely store passwords alongside your 2FA accounts; create strong, customizable passwords; use the share menu for basic autofill to speed up login workflows. - 100% Ad-Free: Enjoy a clean, clutter-free interface designed exclusively for security and ease of use. Authenticator simplifies multi-account management with speed, safety, and simplicity. Protect your digital identity and streamline your login process today! Need assistance or have questions? We’re dedicated to delivering the best authentication experience possible. For inquiries, bug reports, or feature suggestions, reach out to our support team at support@scvjn.cn. Subscription Information • Payment will be charged to your iTunes account at confirmation of purchase. • Subscriptions automatically renew unless turned off at least 24 hours before the end of the current period. • You can manage or turn off auto-renewal in Settings → Apple ID → Subscriptions. • A free trial is available. After the trial ends, the subscription renews automatically unless canceled in advance. Privacy Policy: http://authenticator.mmtwom.com/#/privacy User Agreement: http://authenticator.mmtwom.com/#/agreement

Screenshots

2FA Authenticator (2FAS)4 screens
Authenticator App ²4 screens

Verdict

The call

The clearest difference is in-app purchases: 2FA Authenticator (2FAS) at none against Authenticator App ²'s 5. 2FA Authenticator (2FAS) also leads on ratings volume (35K vs 8) and rating (4.7 vs 4.5). Authenticator App ²'s advantage is iOS requirement (15.6 vs 18.6). On price, update cadence, ads and device support 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 ² sells 5 in-app purchases, starting at $6.99 per 7 days. 2FA Authenticator (2FAS) asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

2FA Authenticator (2FAS) holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: 2FA Authenticator (2FAS) has 35K ratings behind it against 8, so its average is the more settled of the two.

UpkeepUpdate frequency

2FA Authenticator (2FAS) ships an update monthly, Authenticator App ² every 2 weeks. The most recent releases landed on September 26, 2026 and September 13, 2026 respectively.

Scorecard5 real differences · 5 level
2FA Authenticator (2FAS) versus Authenticator App ²: the parameters behind the verdict, then further details
Parameter2FA Authenticator (2FAS)Authenticator App ²
PriceFreeFree
Rating4.7 (35K ratings) — better4.5 (8 ratings)
Positive reviews77.6% of reviews—
Number of ratings35K — better8
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS18.615.6 — better
Further details — not scored
Size80 MB48 MB
Age rating4+4+
DeveloperTwo Factor Authentication Service Inc.MTWOM LIMITED

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 ²

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%

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 ²

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

2FA Authenticator (2FAS)

No in-app purchases

5 purchases

Authenticator App ²

Subscriptions5
  • Authenticator App Premium3 Days trial$6.997 Days
  • Premium Weekly Trial$9.997 Days
  • Authenticator App Premium1 Month trial$39.991 Year
Show 2 more
  • Authenticator App Premium7 Days trial$39.991 Year
  • Premium Yearly Trial3 Days trial$49.991 Year

Questions

Is 2FA Authenticator (2FAS) free?
2FA Authenticator (2FAS) is free to download, with no in-app purchases.
Is Authenticator App ² free?
Authenticator App ² is free to download, with in-app purchases available.
Which has better reviews, 2FA Authenticator (2FAS) or Authenticator App ²?
2FA Authenticator (2FAS) is rated higher. 2FA Authenticator (2FAS) averages 4.7 out of 5 from 35K ratings, while Authenticator App ² averages 4.5 from 8 ratings.
Do 2FA Authenticator (2FAS) or Authenticator App ² have ads?
Neither 2FA Authenticator (2FAS) nor Authenticator App ² shows ads.
Which is updated more often, 2FA Authenticator (2FAS) or Authenticator App ²?
2FA Authenticator (2FAS) ships an update monthly, and Authenticator App ² every 2 weeks. Most recently, 2FA Authenticator (2FAS) was updated on September 26, 2026 and Authenticator App ² on September 13, 2026.

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