Comparison

2FA Authenticator (2FAS) vs Authenticator

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

Securely generate and manage two-factor authentication codes for all your accounts. Encrypted backups ensure you never lose access, even with a new device. Works offline and syncs across your Apple devices.

Highlights
  • Encrypted iCloud backup and restore
  • Offline code generation
  • Face ID and Touch ID protection
  • One-step migration from other apps
  • Home Screen widget
  • Syncs across iPhone, iPad, and Apple Watch
Features
Read full description

Never get locked out of your accounts. Authenticator creates secure 2FA codes for every account, keeps them encrypted on your device and backs them up to your private iCloud, so a lost, broken or new iPhone is never a problem. WHY PEOPLE SWITCH • Encrypted iCloud backup and one-tap restore on a new iPhone (Pro) • Codes work offline: no signal or Wi-Fi needed • Face ID and Touch ID keep your codes private • Move accounts over in one step from Google Authenticator, other apps or a file • Home Screen widget shows codes without opening the app BACKUP AND RESTORE Your 2FA secrets are encrypted before they leave your device and are stored in your own iCloud. Sign in on a new iPhone and every account comes back. Prefer to keep it yourself? Export an encrypted backup file. END-TO-END ENCRYPTION Codes are encrypted on your device using your iCloud Keychain. No one but you can read them. SET UP IN SECONDS Scan a QR code or enter the setup key. No account, no email, no signup. SYNC ACROSS DEVICES Accounts stay in sync between iPhone and iPad automatically, and your codes are available on Apple Watch. WORKS WITH THOUSANDS OF SERVICES Authenticator uses the standard TOTP protocol for two-factor authentication (2FA/MFA) and two-step verification. It works with email, banking, cloud storage, crypto exchanges, social networks, gaming, and work or school logins. If a service shows a QR code when you turn on 2FA, it works here. PRO Remove ads and unlock encrypted iCloud backup, restore and sync across devices. Start with a free week. Weekly, monthly and yearly plans are available. Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple Account settings. Any unused portion of a free trial is forfeited when you purchase a subscription. Terms of Use: https://bodrya-hardik.blogspot.com/2025/09/terms-of-service-tap2-authenticator.html Privacy Policy: https://bodrya-hardik.blogspot.com/2025/09/privacy-policy-tap2-authenticator.html NEED HELP? We read every message. Send feature requests or questions to sundaylab.apps@gmail.com

Screenshots

2FA Authenticator (2FAS)4 screens
Authenticator4 screens

Verdict

The call

The clearest difference is ads: 2FA Authenticator (2FAS) at none against Authenticator's shown. 2FA Authenticator (2FAS) also leads on monetization model (free vs free with in-app purchases) and ratings volume (35K vs 1). Authenticator's advantage is rating (5.0 vs 4.7). On price, in-app purchases, 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Authenticator holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: 2FA Authenticator (2FAS) has 35K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

2FA Authenticator (2FAS) ships an update monthly, Authenticator every 2 months. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.

Scorecard5 real differences · 5 level
2FA Authenticator (2FAS) versus Authenticator: the parameters behind the verdict, then further details
Parameter2FA Authenticator (2FAS)Authenticator
PriceFreeFree
Rating4.7 (35K ratings)5.0 (1 ratings) — better
Positive reviews77.4% of reviews—
Number of ratings35K — better1
Update frequencyMonthly — betterEvery 2 months
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, Apple WatchiPhone, iPad, Apple Watch
Requires iOS18.617.0 — better
Further details — not scored
Size80 MB69 MB
Age rating4+4+
DeveloperTwo Factor Authentication Service Inc.Bodrya Hardikkummar Vinodbhai

Customer experience

2FA Authenticator (2FAS)

All ratings35,401 ratings
Positive93.2%
Neutral2.1%
Negative4.8%
Written reviews721 reviews
Positive77.4%
Neutral5.4%
Negative17.2%

Authenticator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

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

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

2FA Authenticator (2FAS)

No in-app purchases

None

Authenticator

No in-app purchases

Questions

Is 2FA Authenticator (2FAS) free?
2FA Authenticator (2FAS) is free to download, with no in-app purchases.
Is Authenticator free?
Authenticator is free to download, with no in-app purchases.
Which has better reviews, 2FA Authenticator (2FAS) or Authenticator?
Authenticator is rated higher. 2FA Authenticator (2FAS) averages 4.7 out of 5 from 35K ratings, while Authenticator averages 5.0 from 1 ratings.
Do 2FA Authenticator (2FAS) or Authenticator have ads?
Authenticator shows ads; 2FA Authenticator (2FAS) does not.
Which is updated more often, 2FA Authenticator (2FAS) or Authenticator?
2FA Authenticator (2FAS) ships an update monthly, and Authenticator every 2 months. Most recently, 2FA Authenticator (2FAS) was updated on October 20, 2026 and Authenticator on October 19, 2026.

Other comparisons