10 Best Two-Factor Authentication Apps Of 2024: Updated

With the increasing prevalence of online threats, protecting your digital accounts has become more important than ever.

Two-factor authentication (2FA) apps offer an additional layer of security, making it significantly harder for unauthorized users to access your information.

These apps integrate smoothly into your everyday activities, enhancing security without adding complexity to your login process.

To help you quickly compare and choose the right 2FA app for your needs, I’ve created a table highlighting key features such as multi-device synchronization, offline mode, cloud backup, push notifications, and pricing.

Here are the top 10 2FA apps of 2024, each offering distinct features to keep your online presence secure and accessible.

1. Google Authenticator

I’ve been a big fan of Google Authenticator for its simplicity and effectiveness, which makes it a favorite for those seeking enhanced security without the hassle. As one of the most widely used two-factor authentication (2FA) apps, it provides an extra layer of security to your online accounts in a straightforward manner.

Google Authenticator generates time-based, one-time passcodes (TOTPs) that change every 30 seconds.

Setting it up is easy: you scan a QR code provided by the service you wish to secure, and the app begins generating these dynamic codes, making unauthorized access significantly more difficult.

Google Authenticator Recent Updates

Recently, Google introduced synchronization capabilities with Google Accounts, announced on April 24, 2023. This feature allows users to back up their one-time passwords (OTPs) in their Google Account, ensuring easy recovery if a device is lost or replaced. The update also includes a refreshed interface with a new, colorful asterisk icon, enhancing the app’s visual appeal and usability.

By storing codes in the Google Account, users are protected from lockout, increasing both convenience and security. This change addresses a major user concern, making the app more reliable for managing 2FA codes.

Google Authenticator boasts over 100 million downloads on the Google Play Store and is ranked #6 in Utilities on the App Store, underscoring its widespread adoption and trust among users.

Google Authenticator Features

1. Time-Based Codes: Generates TOTPs that change every 30 seconds, ensuring a dynamic and secure login process. This makes it much harder for unauthorized users to gain access, as the code is constantly changing.
2. QR Code Setup: The setup process is user-friendly and quick. Users can link their online accounts to the app by simply scanning a QR code provided by the service they wish to secure.
3. Offline Functionality: Google Authenticator works even without an internet connection, generating codes to ensure you can access your accounts at all times, regardless of connectivity.
4. Multi-Account Support: Manage multiple accounts within the app. This is particularly useful for users who need to secure various services with one app, providing centralized control of your 2FA codes.
5. Free to Use: There are no subscription or purchase costs, making it accessible to a wide range of users, from individuals to businesses.
6. User-Friendly Interface: The design is simple and intuitive, making it easy for users of all tech expertise levels to navigate and use effectively.
7. No Personal Data Required: Enhancing privacy, the app does not require any personal information to function, which is a significant advantage for privacy-conscious users.
8. Cross-Platform Compatibility: Available on both Android and iOS devices, Google Authenticator ensures that a wide range of users can benefit from its security features.
9. Security Key Support: The app is compatible with physical security keys for those who prefer an added layer of protection. This feature integrates well with hardware-based security measures.

While many users appreciate the app’s reliability and simplicity, some suggest improvements like multi-device support and more flexible code management options.

Despite these suggestions, the app remains highly praised for its straightforward approach to security.

Pricing

Google Authenticator is free, making it an excellent choice for individuals and businesses looking to enhance their online security without additional costs.

Google Authenticator’s combination of ease of use, effective security features, and recent enhancements makes it a top pick for implementing two-factor authentication.

2. Microsoft Authenticator

Even though Microsoft Authenticator was introduced after Google Authenticator, it has quickly become a strong contender in the two-factor authentication (2FA) space.

With over 100 million downloads on the Google Play Store and ranking #4 in Productivity on the App Store, its popularity is undeniable.

I’ve used Microsoft Authenticator for its security features and user-friendly experience, making it a top choice for anyone looking to improve their digital security.

Microsoft Authenticator offers a variety of authentication methods, including push notifications, time-based one-time passwords (TOTPs), and biometric verification. This app is particularly beneficial for users within the Microsoft ecosystem, integrating smoothly with Microsoft accounts and other services.

Microsoft Authenticator Recent Updates

Microsoft recently introduced several new features to the Microsoft Authenticator app. One of the key updates includes the introduction of number matching for multi-factor authentication (MFA), announced on October 24, 2022. This feature requires users to enter the number displayed on the sign-in screen when approving an MFA request, reducing the risk of accidental approvals and MFA fatigue attacks.

Admins can also add location and application context to MFA requests, providing users with more information about where and why an authentication request is being made.

The update also includes a refreshed interface with an updated icon and improved account management features for enterprise users. Users can now change passwords, update security information, and review recent activity directly within the app. These changes aim to make managing work or school accounts more seamless and secure.

Microsoft Authenticator Features

1. Push Notifications: Approve login attempts with a single tap, streamlining the authentication process.
2. Time-Based Codes: Generates TOTPs that change every 30 seconds, providing a secure method of authentication.
3. Biometric Verification: Supports fingerprint and facial recognition for quick and secure access.
4. Cloud Backup: Securely back up your account credentials to the cloud, ensuring you can easily recover them if you lose access to your device.
5. Multi-Account Support: Manage multiple accounts within the app, providing a centralized platform for all your 2FA needs.
6. Cross-Platform Compatibility: Available on Android and iOS devices, making it accessible to a wide range of users.
7. Security Key Support: Compatible with physical security keys, offering an additional layer of protection.
8. Number Matching: Prevents accidental approvals by requiring users to enter a number displayed on the sign-in screen.
9. Location Context: Shows users their sign-in location based on the IP address of the device they’re signing into.
10. Application Context: Provides information about which application the user is signing into.

Users appreciate Microsoft Authenticator for its ease of use, reliability, and the convenience of push notifications for quick approvals.

Some users, however, have reported occasional syncing issues with Apple devices and have expressed a desire for more customizable options.

From my experience, Microsoft Authenticator integrates well with Microsoft services and has a user-friendly design. The push notification feature is particularly convenient, allowing for seamless sign-in approvals with a single tap.

The recent updates like number matching and additional context in approval requests significantly enhance the app’s security and usability.

Pricing

Microsoft Authenticator is free, making it an attractive option for enhancing online security without additional costs.

Microsoft Authenticator’s blend of security features, user-friendly interface, and integration with Microsoft services makes it a top choice for two-factor authentication. Its capabilities ensure a secure and smooth experience for users looking to protect their online accounts.

3. Authy (Twilio Authy)

Authy has become a popular choice in the two-factor authentication (2FA) market due to its user-friendly design and strong security features.

With over 100 million downloads on the Google Play Store and a high rating on the App Store, it has proven to be a reliable option for securing online accounts.

I started using Authy a while back and found its ability to sync across multiple devices and provide secure cloud backups incredibly useful. This feature ensures that I never lose access to my 2FA codes, even if I switch devices or lose my phone.

Authy generates secure two-step verification tokens, adding an extra layer of protection against unauthorized access. Available on both Android and iOS platforms, it supports synchronization across various devices, including tablets and desktops.

Authy (Twilio Authy) Recent Updates

Twilio recently announced that its Authy desktop apps for macOS, Windows, and Linux will reach end-of-life on March 19, 2024. This means that the desktop versions of the Authy app will no longer be available or supported after this date. Users are encouraged to switch to the mobile app or another 2FA solution. The decision to sunset the desktop apps was made to streamline Twilio’s focus and provide more value through their mobile and other existing product solutions.

To ensure a smooth transition, Twilio suggests enabling Authy Backups, which allows users to sync their 2FA tokens across multiple devices, ensuring they do not lose access during the transition from desktop to mobile applications.

Authy Features

• Multi-Device Synchronization: Access your 2FA tokens on multiple devices, providing flexibility and ensuring you’re never locked out of your accounts.
• Cloud Backup: Securely backs up your tokens in the cloud, allowing for easy recovery if you switch devices or lose your phone.
• Offline Access: Generates codes without needing an internet connection, ensuring continuous access to your accounts.
• Encrypted Backups: Ensures your backup data is encrypted, adding an extra layer of security to your stored tokens.
• Cross-Platform Compatibility: Available on Android, iOS, and desktop platforms, making it accessible to a wide range of users.
• Customizable Tokens: Personalize your tokens by renaming and reordering them, making it easier to manage multiple accounts.
• User-Friendly Interface: Designed for simplicity, ensuring a smooth experience for users of all technical levels.
• Support for Various 2FA Methods: Supports different verification methods, including TOTPs, SMS, and phone calls.
• Security PIN: Adds extra protection by allowing you to set a personal PIN code for accessing the app.

User Feedback

According to user feedback, Authy is praised for its reliability and ease of use. The ability to sync across multiple devices and securely back up tokens in the cloud are frequently highlighted as major benefits. However, some users have noted occasional issues with syncing logos and icons on the Apple Watch app and have expressed a desire for faster customer support during critical times.

I found Authy to be particularly beneficial for its multi-device support and cloud backup features. These aspects ensure that I never lose access to my accounts, regardless of device changes. Its user-friendly design and strong security measures make Authy a reliable choice for enhancing online security.

Pricing

Authy is free to use, making it an attractive option for individuals and businesses looking to strengthen their online security without additional costs.

Authy’s combination of flexibility, security features, and user-friendly interface makes it a top pick for those seeking an effective two-factor authentication app. Its ability to sync across devices and provide secure backups ensures that your accounts remain protected and accessible at all times.

4. Duo Mobile

Of course, we can’t miss Duo Mobile on this list. It’s one of the best 2FA apps available, with over 10 million downloads on the Google Play Store and ranking #12 in Business on the App Store. This makes it a highly trusted choice for securing online accounts.

Duo Mobile generates secure two-step verification tokens, preventing unauthorized access to your accounts. It supports both Android and iOS platforms, making it accessible to a wide range of users.

Duo Mobile Recent Updates

Duo Mobile has recently introduced several new features and updates. As of April 12, 2024, new enhancements include an automatic authentication device selection setting now available in public preview, which simplifies the user experience by automatically choosing the most secure factor for authentication. Additionally, a new device filtering option allows users with multiple authentication methods to filter by specific devices.

Another significant update includes improvements to the Duo Universal Prompt, which now offers clearer, consolidated tabs in the Universal Prompt Progress report, helping administrators easily identify and update applications that need to migrate from the traditional Duo Prompt.

The latest versions of Duo Mobile for Android (4.62.0) and iOS (4.62.0) include miscellaneous bug fixes and behind-the-scenes improvements to enhance overall app performance.

Duo Mobile Features

1. Easy Setup: Quickly set up your accounts with Duo Mobile using QR codes.
2. Push Notifications: Receive push notifications for easy and quick authentication.
3. Offline Mode: Generates codes without needing an internet connection, ensuring access to your accounts at all times.
4. Customizable Tokens: Allows you to rename and organize your tokens for easier management.
5. Secure Backup: Offers secure backup options to ensure you don’t lose your 2FA tokens.
6. Cross-Platform Support: Available on both Android and iOS, providing flexibility and convenience.

User Feedback

Users appreciate Duo Mobile for its simplicity and reliability. The push notifications feature is often highlighted as a major convenience, making the authentication process quick and easy.

Some users have noted a desire for more customization options, but overall, Duo Mobile receives positive reviews for its performance and security.

Pricing

Duo Mobile is free to use, making it an excellent option for individuals and businesses looking to improve their online security without any additional costs.

Duo Mobile’s combination of ease of use, security features, and reliable performance makes it a top choice for anyone seeking an effective two-factor authentication app.

5. Keeper Security

Keeper Security is a top choice for password management. With over 10 million downloads on the Google Play Store and a rating of 4.6 from 103K reviews, it’s clear that users trust its capabilities. On the App Store, it boasts an impressive rating of 4.9 from 174.7K ratings, highlighting its strong security features and user-friendly interface.

Keeper Security Recent Updates

Keeper Security has announced several significant updates in 2024 to enhance user experience and security. One of the key updates includes the introduction of a built-in passphrase generator to the Keeper Web Vault. This feature, announced on April 17, 2024, allows users to create strong, memorable passphrases and will soon support mobile and browser extensions as well. The passphrase generator uses the Electronic Frontier Foundation’s recommended wordlist, providing users with customizable options for enhanced security.

Keeper Security has also revamped its browser extension, now available on Chrome, Firefox, Safari, Edge, and Brave. The updated interface features a modernized design, simplified record creation process, and improved search capabilities. Users can now benefit from features like quick record addition and easy account switching, enhancing overall usability.

Another significant update includes improvements to the Admin Console User Interface (UI) and a new onboarding experience. These changes, announced on March 21, 2024, aim to provide administrators with powerful, easy-to-use tools for efficient management. The updates include enhanced visibility into user behavior, security settings, and streamlined information for a more intuitive experience.

Keeper Security Features

• Passkey Support: Facilitates passwordless authentication by enabling passkeys to be created and managed across all devices.
• User-Friendly Interface: A modern design that is easy to navigate and accessible for all users.
• Multi-Platform Support: Compatible with Android, iOS, Windows, macOS, and Linux.
• Zero-Trust and Zero-Knowledge Security: Ensures only you have access to your data, providing top-tier security.
• Cross-Device Synchronization: Keeps your passwords and data synced across all your devices.

Keeper Security User Feedback

Users appreciate Keeper Security for its robust security measures and ease of use. The recent updates to its interface and the addition of passkey support have been well-received. While some users have noted occasional syncing issues, overall, the app maintains high ratings for its reliability and security features.

Pricing

Keeper Security offers various subscription plans to suit individuals, families, and businesses. A free trial is available, allowing users to explore its features before committing to a subscription.

Keeper Security’s combination of advanced security features, recent innovations, and user-friendly design makes it a top choice for managing and protecting your online accounts effectively.

6. LastPass Authenticator

LastPass Authenticator is a must-mention on this list. With over 1 million downloads on the Google Play Store and an impressive rating of 4.7 from 36.8K ratings on the App Store, it stands out as a reliable and user-friendly option for two-factor authentication (2FA).

LastPass Authenticator generates secure two-step verification tokens, providing an extra layer of security for your online accounts. It’s available on both Android and iOS platforms, making it widely accessible.

LastPass Authenticator Features

1. Easy Setup: Quickly add accounts using QR codes or manual entry, making the setup process simple and intuitive.
2. Push Notifications: Receive push notifications for one-tap authentication, streamlining the login process.
3. Offline Mode: Generates 2FA codes without an internet connection, ensuring you always have access to your accounts.
4. Customizable Tokens: Allows you to rename and organize your tokens for easier management.
5. Backup and Restore: Securely back up your 2FA tokens to your LastPass account, ensuring they can be restored if you switch devices or lose your phone.
6. Cross-Platform Support: Available on both Android and iOS, providing flexibility and convenience for users.

User Feedback

Users frequently praise LastPass Authenticator for its ease of use and reliable performance. The push notification feature is particularly appreciated for its convenience, making the authentication process swift and hassle-free.

Some users have mentioned occasional syncing issues, but overall, the app receives high marks for its functionality and security.

Pricing

LastPass Authenticator is free to use, making it an attractive option for individuals and businesses looking to enhance their online security without incurring additional costs.

LastPass Authenticator’s combination of simplicity, strong security features, and cross-platform support makes it a valuable tool for anyone looking to secure their online accounts effectively. Its user-friendly design and high reliability ensure that your accounts remain protected and accessible at all times.

7. RSA SecurID

RSA SecurID is a strong contender in the two-factor authentication (2FA) space, with over 5 million downloads on the Google Play Store and a rating of 3.7 from 16.5K reviews.

On the App Store, it ranks #141 in Business with a rating of 1.5 from 13 ratings. Despite the mixed reviews, this app offers robust security for online accounts using both hardware and software tokens.

RSA SecurID Recent Updates

RSA SecurID has announced several significant updates in 2024 aimed at improving security and user experience. In May 2024, RSA introduced new product enhancements to help organizations meet the National Institute of Standards and Technology’s Cybersecurity Framework 2.0 (NIST CSF 2.0) advanced security standards and eliminate passwords. These updates address identity-driven threats and provide best practices for refining cybersecurity architecture.

In February 2024, RSA released updates to the Cloud Authentication Service and RSA Authenticators, improving the overall security and functionality of the RSA Authentication Manager. These updates are part of RSA’s ongoing efforts to provide robust security solutions that adapt to evolving cyber threats.

In April 2024, RSA announced the end of support for the RSA Authenticate app, urging users to migrate to the RSA Authenticator app to access the latest features and security improvements. This transition ensures that users benefit from the most up-to-date security protocols and features offered by RSA.

RSA SecurID Features

• Hardware and Software Tokens: Supports both physical and digital tokens for flexible authentication.
• Multi-Platform Support: Compatible with Android, iOS, Windows, macOS, and Linux.
• Secure Authentication: Uses time-based and event-based one-time passwords (OTPs) for strong account protection.
• User Management: Allows administrators to manage user access and tokens efficiently.
• Scalability: Suitable for businesses of all sizes.

User Feedback

Users appreciate RSA SecurID for its reliable security features and extensive authentication options. Some users have mentioned that the app’s interface could be more intuitive and that there are occasional synchronization issues with tokens. Overall, the app receives positive reviews for its security and functionality.

Pricing

RSA SecurID offers various pricing plans based on the number of users and required services. While the app itself is free, there may be costs associated with tokens and enterprise features.

RSA SecurID remains a solid choice for organizations seeking a dependable 2FA solution. Its blend of hardware and software tokens, coupled with recent security enhancements, makes it a valuable tool for protecting online accounts and managing user authentication.

8. 1Password

1Password is a notable option for secure password management, with over 1 million downloads on the Google Play Store and a rating of 3.5 from 6.36K reviews.

On the App Store, it ranks #139 in Productivity with a rating of 3.4 from 2.1K ratings. This app provides a reliable way to manage and protect your online accounts.

1Password Recent Updates

1Password has introduced several new features and updates in 2024 to improve user experience and security. One significant update includes the introduction of passkeys, allowing users to create, save, and sign in to their online accounts without relying on traditional passwords. This feature is available in the latest beta of the 1Password browser extension and supports browsers like Chrome, Firefox, Edge, Brave, and Safari.

1Password has also updated its browser extension with streamlined credential management and improved autofill capabilities. The extension now uses smart titles for over 900 sites, making it easier to find and save items accurately. Users can now enjoy a consistent autofill experience across various fields and websites, including better syncing for offline use.

There have also been improvements to search functionality within the 1Password apps. The search now shows only items that match the query until a new search is initiated, making it easier to find relevant items quickly. The search filters are now visible and usable across all 1Password apps.

1Password Features

1. Secure Password Management: Generates and stores strong passwords for all your accounts.
2. Cross-Platform Support: Available on Android, iOS, Windows, macOS, and Linux.
3. Autofill and Browser Integration: Seamlessly autofills login details on websites and apps.
4. Extended Access Management: Manages sign-ins on all devices, ideal for businesses.
5. User-Friendly Interface: Designed to be intuitive and easy to use.

User Feedback

Users generally appreciate 1Password for its robust security features and ease of use. However, some have noted that the app could be more intuitive, and there have been occasional issues with the browser extension. Overall, it receives positive reviews for its functionality and ability to keep accounts secure.

Pricing

1Password offers various subscription plans, including options for individuals, families, and businesses. The app provides a 14-day free trial, allowing users to explore its features before committing to a subscription.

1Password’s blend of security, cross-platform support, and recent feature enhancements make it a strong choice for managing and protecting your online accounts.

Its focus on improving user experience and addressing security challenges ensures it remains a top contender in the password management space.

9. Yubico Authenticator

Yubico Authenticator is a top pick for those looking for secure two-factor authentication (2FA). It has over 100K downloads on the Google Play Store and a rating of 3.9 from 191 ratings on the App Store.

Yubico Authenticator Features

• Hardware Integration: Works seamlessly with YubiKey devices, adding an extra layer of physical security.
• Secure Authentication: Generates one-time passwords (OTPs) for robust account protection.
• Multi-Platform Support: Compatible with Android, iOS, Windows, macOS, and Linux.
• Offline Mode: Generates OTPs without needing an internet connection, ensuring constant access to your accounts.
• User-Friendly Interface: Designed to be straightforward and easy to use for users of all technical levels.

User Feedback

Users appreciate Yubico Authenticator for its strong security features, especially when paired with YubiKey hardware. This combination significantly enhances account protection.

However, some users have mentioned that the app’s interface could be more intuitive and that there are occasional connectivity issues with the YubiKey. Overall, it receives positive feedback for its performance and security capabilities.

Pricing

Yubico Authenticator is free to use, but it requires a YubiKey device, which involves an additional cost. Despite this, the extra security provided by the hardware integration makes it a valuable investment for those serious about protecting their online accounts.

Yubico Authenticator’s combination of software and hardware security features, along with its multi-platform support, makes it an excellent choice for users looking to enhance their online security. Its reliance on YubiKey devices ensures that your accounts remain protected and accessible only to you.

9. Aegis Authenticator

Finally, we have Aegis Authenticator, a great choice for two-factor authentication (2FA), offering strong security features and an easy-to-use interface. It’s a free and open-source app, making it appealing for those seeking better security without extra cost.

Available on the Google Play Store, Aegis Authenticator has a 4.4-star rating from 3.83K reviews and over 100K downloads. However, it is currently not available on the App Store.

Aegis Authenticator provides secure two-step verification tokens, adding extra protection to your online accounts. It supports Android platforms and is praised for its simplicity and reliability.

Aegis Authenticator Features

• Offline Mode: Generates one-time passwords (OTPs) without needing an internet connection, ensuring continuous access to your accounts.
• Cloud Backup: Securely backs up your tokens to the cloud, allowing for easy recovery if you switch devices or lose your phone.
• Encryption: All stored data is encrypted, enhancing the security of your 2FA tokens.
• User-Friendly Interface: The app is straightforward and easy to navigate, suitable for users of all technical levels.
• Customization: Allows you to personalize your tokens by renaming and reordering them, making it easier to manage multiple accounts.
• Free and Open-Source: Offers transparency and community trust, with regular updates and improvements from the open-source community.

User Feedback

Users appreciate Aegis Authenticator for its strong security measures and ease of use. The offline functionality and encrypted backups are frequently highlighted as major advantages. Although it lacks multi-device synchronization and push notifications, it remains highly regarded for its core security features and reliability.

Pricing

Aegis Authenticator is free, making it an excellent choice for individuals seeking to enhance their online security without incurring any costs.

Aegis Authenticator’s blend of strong security features, user-friendly design, and open-source foundation makes it a top pick for those seeking an effective and transparent two-factor authentication app. Its focus on essential security features ensures that your accounts remain protected and accessible at all times.

Final Remarks

From these apps, we have seen a variety of features that cater to different security needs and preferences. Each app offers unique benefits, from multi-device synchronization and cloud backups to user-friendly interfaces and strong encryption.

For me, choosing the best 2FA app is always a challenge due to the diverse options available. This often leads me to test them one by one. Based on my experience and user reviews, I believe the ten apps listed here are among the best for enhancing online security.

If you have any remarks or additional apps you think should be included in this ranking, feel free to comment below. Your feedback is always appreciated and helps us all stay better informed about the best security tools available.