2FA Authenticator (2FAS) vs Authenticator App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
Authenticator App
This app generates secure two-factor authentication codes for your online accounts. It adds an extra layer of security to prevent unauthorized access and offers cloud backup for your authentication keys. Easily add accounts by scanning QR codes or manual entry.
- Secure accounts with 2FA
- Generate time-based one-time passwords (TOTP)
- Encrypted cloud backup and sync
- Offline code generation
- Add accounts via QR code or manual entry
- Cross-device synchronization (Premium)
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Your device can create secure 2FA (two-factor authentication) tokens for your internet accounts using the Authenticator app. The Authenticator app is a straightforward and free tool for Authenticator that creates time-based one-time passwords (TOTP). The Authenticator app adds an extra layer of security to your account, assisting you in preventing hackers from accessing it. You may save all of your keys in the cloud and access them whenever you need to with the 2FA Backup solution. Installing the Authenticator app on your new device will grant you access to your Keys in the event that you lose or damage your phone. You have the option of manually entering your secret key or scanning a QR Code for convenience. FEATURES: - Secure your Accounts Scan QR code or enter manually to add accounts. - Protect your passwords Manage & Storage your account passwords. - Offline Authenticator generates secure codes even offline, this will allow you to authenticate securely even when your device is in airplane mode. - Encrypted Backup: Backup & Sync your 2FA accounts with iCloud. With a PREMIUM subscription get Full Features of the Authenticator app: - Secure & Private: To make sure that only you have access to your data, all information stored in Authenticator is always encrypted, even when it is kept on iCloud. - Encrypted Backup: If you lose your device or decide to switch to a new one, you can always create a safely encrypted backup in Authenticator. - Across All Devices Synchronization: With Authenticator, all of your tokens will sync automatically across all Apple devices. - Faster access with Apple Watch or Touch ID: For easier access, use Apple Watch or Touch ID to unlock Authenticator. - A two-factor authentication system: By requiring both a standard password and a Time-based One-time Password, 2FA increases the security of the account twofold (TOTP). On the user's device, the Authenticator App creates a TOTP. - Backup -2FAS We're working on a remote backup service feature that will let you store service keys in a safe Authenticator Backup based on the cloud and retrieve them in the event that your phone is lost. You will be able to create codes using this capability on many devices (cross-device sharing). - Use Touch ID or Face ID to authorize Create one-time tokens needed to log in to your online accounts by using Touch ID or Face ID to verify your identity with the application. - Sync across devices Once set up with an online account, the application functions well on a variety of mobile devices and enables simultaneous logins from several devices. - No password was saved. The program creates Time-based One-time Passwords (TOTP), which are then kept locally on the user's phone without access to the internet. With this technique, login security is significantly increased. - All Popular Accounts: In addition to thousands of other service providers, we support the most well-known ones including Facebook, Coinbase, Amazon, Gmail, Instagram, and Roblox. We also accept tokens with 8 digits. "Authenticator App helps you to secure all your online accounts. 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. Term of Service: https://sites.google.com/view/terms-of-service-authenticator Privacy Policy: https://sites.google.com/view/privacy-policy-authenticator/home
Screenshots
Verdict
The clearest difference is review sentiment: 2FA Authenticator (2FAS) at 78% against Authenticator App's 38%. 2FA Authenticator (2FAS) also leads on in-app purchases (none vs 5) and ads (none vs shown). Authenticator App's advantage is update cadence (every 9 days vs monthly) and iOS requirement (16.0 vs 18.6). On price 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
Both are free to download. Authenticator App sells 5 in-app purchases, starting at $6.99 per 7 days. 2FA Authenticator (2FAS) asks for nothing beyond the download.
2FA Authenticator (2FAS) holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: 2FA Authenticator (2FAS) has 35K ratings behind it against 547, 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 38% of Authenticator App's.
2FA Authenticator (2FAS) ships an update monthly, Authenticator App every 9 days. The most recent releases landed on September 24, 2026 and September 17, 2026 respectively.
| Parameter | 2FA Authenticator (2FAS) | Authenticator App |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (35K ratings) — better | 4.4 (547 ratings) |
| Positive reviews | 77.6% of reviews — better | 38.5% of reviews |
| Number of ratings | 35K — better | 547 |
| Update frequency | Monthly | Every 9 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPad |
| Requires iOS | 18.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 80 MB | 231 MB |
| Age rating | 4+ | 4+ |
| Developer | Two Factor Authentication Service Inc. | Fire Technologies Hong Kong Limited |
Customer experience
2FA Authenticator (2FAS)
Authenticator App
User reviews
2FA Authenticator (2FAS)
From 35K App Store ratingsWhat 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 547 App Store ratingsWhat we love
- 🔒 Strong security and protection features
- ✅ Effective 2FA functionality
- 👍 Simple and straightforward to use
Room to improve
- 💰 Deceptive pricing model - advertised as free but charges subscription
- 💳 Aggressive upselling of premium/pro version
- ⚠️ Lack of transparency about costs
- 📞 Poor customer support and unresponsive developers
- 🔐 Suspicious data harvesting and privacy concerns
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
4 issues- App stops working after initial setup period
- Users locked out of accounts
- Repeated unauthorized subscription charges
- App fails to function despite payment
Requested features
3 requests- Clear pricing disclosure upfront
- Better customer support channels
- Option to use app without premium subscription
In-app purchases
2FA Authenticator (2FAS)
No in-app purchases
Authenticator App
- Weekly Full Version 3D TRIAL3 Days trial$6.997 Days
- Weekly Full Version$6.997 Days
- Monthly Full Version$24.991 Month
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- Annual Subscription With Trial3 Days trial$49.991 Year
- Annual Subscription$59.991 Year
Questions
Is 2FA Authenticator (2FAS) free?
Is Authenticator App free?
Which has better reviews, 2FA Authenticator (2FAS) or Authenticator App?
Do 2FA Authenticator (2FAS) or Authenticator App have ads?
Which is updated more often, 2FA Authenticator (2FAS) or Authenticator App?
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