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 generates time-based one-time passwords (TOTP) to secure your digital accounts. It offers a reliable alternative for two-factor authentication across various services, including email, social media, crypto wallets, and work platforms. Enjoy fast access, secure backups, and multi-device synchronization for enhanced digital protection.

Highlights
  • Generates TOTP codes
  • Alternative to Google Authenticator
  • Secure backup and sync
  • Instant QR code scanning
  • Multi-device support
Features
Read full description

Authenticator is a powerful, easy-to-use app designed to deliver seamless and secure two-factor authentication (2FA) for all your online accounts. It helps you protect your digital identity by generating time-based one-time passwords (TOTP) for any 2FA-supported service. Authenticator gives you full control as a reliable alternative to Google Authenticator — perfect for securing your email and social media accounts, protecting crypto wallets and exchanges, and accessing work-related platforms that require two-factor authentication. It’s ideal for both personal and business use, and works seamlessly with major platforms like Google, Facebook, Instagram, Microsoft, Binance, and many more. Reliable Authentication: Generate 2FA codes using the standard TOTP service compatible with a wide range of online services and platforms. Fast & Reliable: Quickly access your authenticator codes even when switching between multiple accounts. Secure Backup & Sync: Safely back up your authentication data with encrypted storage and seamlessly sync it across your iOS devices. Instant QR Code Scanning: Add new authenticator codes in seconds using your device’s camera. Multi-Device Support: Use the Authenticator app across multiple iOS devices with full synchronization, giving you access to your 2FA codes. Download Authenticator and make your accounts safer with powerful two-factor authentication. Your trusted all-in-one authenticator app – fast and secure. https://www.apply-digital.com/terms.html https://www.apply-digital.com/privacy.html

Screenshots

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

Verdict

The call

The clearest difference is review sentiment: 2FA Authenticator (2FAS) at 78% against Authenticator App's 17%. 2FA Authenticator (2FAS) also leads on in-app purchases (none vs 10) and ads (none vs shown). Authenticator App's advantage is iOS requirement (13.4 vs 18.6). On price, update cadence 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 sells 9 in-app purchases, starting at $0.99 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 4.3. That said, the two scores are not equally well evidenced: 2FA Authenticator (2FAS) has 35K ratings behind it against 276, so its average is the more settled of the two. Written reviews point the same way: 78% of 2FA Authenticator (2FAS)'s written reviews are positive against 17% of Authenticator App's.

UpkeepUpdate frequency

2FA Authenticator (2FAS) ships an update monthly, Authenticator App every 2 weeks. The most recent releases landed on September 27, 2026 and September 26, 2026 respectively.

Scorecard7 real differences · 3 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) — better4.3 (276 ratings)
Positive reviews77.5% of reviews — better17.1% of reviews
Number of ratings35K — better276
Update frequencyMonthlyEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS18.613.4 — better
Further details — not scored
Size80 MB39 MB
Age rating4+4+
DeveloperTwo Factor Authentication Service Inc.APPLY DIJITAL HIZMETLER TICARET LIMITED SIRKETI

Customer experience

2FA Authenticator (2FAS)

All ratings35,190 ratings
Positive93.2%
Neutral2.0%
Negative4.8%
Written reviews712 reviews
Positive77.5%
Neutral5.5%
Negative17.0%

Authenticator App

All ratings276 ratings
Positive83.0%
Neutral2.2%
Negative14.9%
Written reviews70 reviews
Positive17.1%
Neutral1.4%
Negative81.4%

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

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

2FA Authenticator (2FAS)

No in-app purchases

9 purchases

Authenticator App

Subscriptions9
  • Weekly Subscription3 Days trial2 variants$0.997 Days
  • Weekly Standart3 Days trial$6.997 Days
  • Weekly Pre Subscription3 Days trial$7.997 Days
Show 6 more
  • Weekly Plus Subscription3 Days trial$8.997 Days
  • Weekly Pro Subscription3 Days trial$9.997 Days
  • Weekly Platinium Subscription3 Days trial$11.997 Days
  • Monthly Plus Subscription$19.991 Month
  • Monthly Pro Subscription$24.991 Month
  • Yearly Subscription$49.991 Year

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 4.3 from 276 ratings.
Do 2FA Authenticator (2FAS) or Authenticator App have ads?
Authenticator App shows ads; 2FA Authenticator (2FAS) does not.
Which is updated more often, 2FA Authenticator (2FAS) or Authenticator App?
2FA Authenticator (2FAS) ships an update monthly, and Authenticator App every 2 weeks. Most recently, 2FA Authenticator (2FAS) was updated on September 27, 2026 and Authenticator App on September 26, 2026.

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