Comparison

2FA Authenticator (2FAS) vs Authenticator app, 2FA and MFA

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, 2FA and MFA

Features
Read full description

Secure your digital life with one powerful app. Our Authenticator app is designed to keep your online accounts safe and your login process simple. Whether you're managing personal or professional accounts, this all-in-one security tool offers reliable two-factor authentication (2FA), a secure password generator, and encrypted sync and backup — all in a clean, user-friendly experience. Two-Factor Authentication (2FA) Protect your accounts with time-based one-time passwords (TOTP). Easily add services by scanning a QR code or entering a setup key manually. Compatible with any service that supports TOTP, including Google, Facebook, Amazon, Instagram, Twitter, and many others. Your codes are securely stored and always available — even offline. Password Generator Create strong, unique passwords in seconds. The built-in generator lets you customize password length and character types (uppercase, lowercase, numbers, symbols) to meet your security needs. Stop reusing passwords and start securing your accounts the right way. Sync and Backup Never lose access to your accounts. With secure, encrypted cloud sync and backup, your data stays safe and can be easily restored when needed. Whether you're changing devices or using more than one, your authentication codes and passwords are always in sync. Key Features Fast and secure 2FA code generation Works with all TOTP-compatible services Offline access to your authentication codes Strong, customizable password generation Secure encrypted sync and backup Easy import and export for data portability PIN, biometric, or passcode protection Simple, ad-free, and intuitive design Privacy You Can Trust Your data is never shared or sold. All information is encrypted and stored securely — giving you full control and complete privacy. Take control of your online security Download the Authenticator app today and start protecting your accounts with confidence. Note: Payment will be charged to your iTunes account at confirmation of purchase. Your subscription will automatically renew unless auto-renew is turned off at least 24-hours before the end of the current subscription period. Your account will be charged for renewal within 24-hours prior to the end of the current subscription period. Automatic renewals will cost the same price you were originally charged for the subscription. You can manage your subscriptions and turn off auto-renewal by going to your Account Settings on the App Store after purchase. Read our terms of service and Privacy Policy for more information. Privacy Policy: https://conteza.com/privacy-policy.html Terms of Use: https://conteza.com/terms-and-conditions.html

Screenshots

2FA Authenticator (2FAS)4 screens
Authenticator app, 2FA and MFA4 screens

Verdict

The call

The clearest difference is in-app purchases: 2FA Authenticator (2FAS) at none against Authenticator app, 2FA and MFA's 3. Authenticator app, 2FA and MFA's advantage is iOS requirement (15.0 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, 2FA and MFA sells 3 in-app purchases, starting at $5.99 per 7 days. 2FA Authenticator (2FAS) asks for nothing beyond the download.

UpkeepUpdate frequency

2FA Authenticator (2FAS) ships an update monthly, Authenticator app, 2FA and MFA fortnightly. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

Scorecard2 real differences · 8 level
2FA Authenticator (2FAS) versus Authenticator app, 2FA and MFA: the parameters behind the verdict, then further details
Parameter2FA Authenticator (2FAS)Authenticator app, 2FA and MFA
PriceFreeFree
Rating4.7 (35K ratings) — better—
Positive reviews77.4% of reviews—
Number of ratings35K — better—
Update frequencyMonthlyFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS18.615.0 — better
Further details — not scored
Size80 MB16 MB
Age rating4+17+
DeveloperTwo Factor Authentication Service Inc.Conteza LLC

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, 2FA and MFA

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

2FA Authenticator (2FAS)

No in-app purchases

3 purchases

Authenticator app, 2FA and MFA

Subscriptions3
  • Weekly Unlimited$5.997 Days
  • Monthly Subscription$9.991 Month
  • Yearly Unlimited3 Days trial$39.991 Year

Questions

Is 2FA Authenticator (2FAS) free?
2FA Authenticator (2FAS) is free to download, with no in-app purchases.
Is Authenticator app, 2FA and MFA free?
Authenticator app, 2FA and MFA is free to download, with in-app purchases available.
Do 2FA Authenticator (2FAS) or Authenticator app, 2FA and MFA have ads?
Neither 2FA Authenticator (2FAS) nor Authenticator app, 2FA and MFA shows ads.
Which is updated more often, 2FA Authenticator (2FAS) or Authenticator app, 2FA and MFA?
2FA Authenticator (2FAS) ships an update monthly, and Authenticator app, 2FA and MFA fortnightly. Most recently, 2FA Authenticator (2FAS) was updated on October 14, 2026 and Authenticator app, 2FA and MFA on October 8, 2026.

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