Google Authenticator vs Two Factor Authenticator & OTP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Google Authenticator
Enhance your online security with a second verification step for your accounts. Generate codes directly on your phone, even offline, to protect against unauthorized access. Sync codes across devices for easy access and manage multiple accounts securely.
- Offline code generation
- Sync codes across devices
- Automatic QR code setup
- Support for multiple accounts
- Time-based and counter-based codes
- Transfer accounts via QR code
Read full descriptionHide full description
Google Authenticator adds an extra layer of security to your online accounts by adding a second step of verification when you sign in. This means that in addition to your password, you'll also need to enter a code that is generated by the Google Authenticator app on your phone. The verification code can be generated by the Google Authenticator app on your phone, even if you don't have a network or cellular connection. • Sync your Authenticator codes to your Google Account and across your devices. This way, you can always access them even if you lose your phone. • Set up your Authenticator accounts automatically with a QR code. This is quick and easy, and it helps to ensure that your codes are set up correctly. • Support for multiple accounts. You can use the Authenticator app to manage multiple accounts, so you don't have to switch between apps every time you need to sign in. • Support for time-based and counter-based code generation. You can choose the type of code generation that best suits your needs. • Transfer accounts between devices with a QR code. This is a convenient way to move your accounts to a new device. To use Google Authenticator with Google, you need to enable 2-Step Verification on your Google Account. To get started visit http://www.google.com/2step
Two Factor Authenticator & OTP
Enhance your online security with robust two-factor and multi-factor authentication. This app generates secure one-time passwords and supports multiple protocols, with features like backup, restore, and encrypted data storage for peace of mind.
- Two-Factor Authentication (2FA)
- Multi-Factor Authentication (MFA)
- TOTP and HOTP Support
- Backup & Restore
- User-Friendly Design
- Encrypted Data Storage
Read full descriptionHide full description
Our app provides robust two-factor authentication (2FA) and multi-factor authentication (MFA), ensuring that your sensitive information stays protected. Features: - Two-Factor Authentication (2FA): Boost your account security by adding an additional layer of protection beyond just your password. Our app generates secure, unique one-time passwords (OTPs) that are required along with your regular login credentials. - Multi-Factor Authentication (MFA): For even more security, our app supports MFA, adding another step in the authentication process. This offers multiple authentication methods for a stronger defense. - TOTP and HOTP Support: Our app supports both Time-Based One-Time Password (TOTP) and HMAC-Based One-Time Password (HOTP) protocols, allowing you to secure a wide variety of services and platforms. - Backup & Restore: Ensure your authentication data is never lost with our backup and restore feature. Securely save your information and retrieve it when necessary. - User-Friendly Design: Our app features a simple and intuitive interface, making it easy to configure and manage your 2FA and MFA settings, regardless of your technical expertise. - Encrypted Data Storage: All sensitive information is protected with advanced encryption, guaranteeing that your data remains secure from unauthorized access. Experience top-level online security by downloading our app today and take control of your digital safety. Subscription Details: - Payment is processed through your iTunes Account upon purchase confirmation. - Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current period. - Your account will be charged for renewal within 24 hours before the end of the current period, with the renewal cost clearly indicated. - Users can manage their subscriptions and turn off auto-renewal in Account Settings after purchase. - Any unused portion of a free trial period, if offered, will be forfeited upon subscription purchase, where applicable. Privacy Policy: https://docs.google.com/document/d/1qchJFVCafIgpbWZsI3U4yZCGDy2kn_rZZz_taiKyGS4/edit?usp=sharing Terms of Use: https://docs.google.com/document/d/1zF-zOvq6RX_a5igabXmqJYkg8I9eVbZiBuFG13X_zyI/edit?usp=sharing
Screenshots
Verdict
The clearest difference is review sentiment: Two Factor Authenticator & OTP at 100% against Google Authenticator's 58%. Two Factor Authenticator & OTP also leads on update cadence (every 2 days vs every 4 months). Google Authenticator's advantage is in-app purchases (none vs 2) and rating (4.9 vs 4.5). On price, ads, 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
Both are free to download. Two Factor Authenticator & OTP sells 2 in-app purchases, starting at $6.99 per 7 days. Google Authenticator asks for nothing beyond the download.
Google Authenticator holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: Google Authenticator has 1.2M ratings behind it against 133, so its average is the more settled of the two. Written reviews complicate that: 58% of Google Authenticator's written reviews are positive against 100% of Two Factor Authenticator & OTP's, so the app with the better star average is not the one people write more warmly about.
Google Authenticator ships an update every 4 months, Two Factor Authenticator & OTP every 2 days. The most recent releases landed on September 24, 2026 and August 26, 2026 respectively.
| Parameter | Google Authenticator | Two Factor Authenticator & OTP |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (1.2M ratings) — better | 4.5 (133 ratings) |
| Positive reviews | 58.4% of reviews | 100.0% of reviews — better |
| Number of ratings | 1.2M — better | 133 |
| Update frequency | Every 4 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Subscription |
| Best chart rank | #3 — better | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 39 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | HENRY FOSTER | |
Customer experience
Google Authenticator
Two Factor Authenticator & OTP
Bugs and requests
Google Authenticator
Reported bugs
4 issues- Codes randomly deleted
- Accounts wiped after update
- Duplicated accounts then deleted all
- Timing issues, codes didn't work
Requested features
4 requests- Add scan from photo feature
- Ability to rename and group accounts
- Add Apple Watch app
- Implement cloud backup option
Two Factor Authenticator & OTP
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Google Authenticator
No in-app purchases
Two Factor Authenticator & OTP
- Free Trial PRO Access3 Days trial$6.997 Days
- Weekly PRO Access$6.997 Days
Questions
Is Google Authenticator free?
Is Two Factor Authenticator & OTP free?
Which has better reviews, Google Authenticator or Two Factor Authenticator & OTP?
Do Google Authenticator or Two Factor Authenticator & OTP have ads?
Which is updated more often, Google Authenticator or Two Factor Authenticator & OTP?
Other comparisons















