Software Alternatives, Accelerators & Startups

FreeOTP VS OTP Auth

Compare FreeOTP VS OTP Auth and see what are their differences

FreeOTP logo FreeOTP

Open source implementation of the two-factor authentication HOTP and TOTP schemes.

OTP Auth logo OTP Auth

The app for calculating one-time-passwords on iPhone and iPad.
  • FreeOTP Landing page
    Landing page //
    2023-06-26
  • OTP Auth Landing page
    Landing page //
    2022-06-23

FreeOTP features and specs

  • Open Source
    FreeOTP is open source, meaning its code is available for anyone to review, enhance, and ensure security.
  • No Tracking
    FreeOTP does not track user activity, guaranteeing user privacy and data protection.
  • Offline Functionality
    Tokens generated by FreeOTP work offline, making it reliable even without an internet connection.
  • Compatibility
    It supports both HOTP and TOTP standards, making it compatible with a wide range of services and applications.
  • User-Friendly Interface
    The application has a straightforward interface, making it easy for users to manage their tokens.
  • Multi-Platform
    FreeOTP is available for both Android and iOS, providing cross-platform support.

Possible disadvantages of FreeOTP

  • No Cloud Backup
    Lacks cloud backup for tokens, meaning users must manually back up their tokens to avoid loss during phone changes or resets.
  • Limited Features
    Unlike some other authenticator apps, FreeOTP lacks advanced features such as PIN protection, biometrics, or encrypted storage.
  • No Desktop Version
    FreeOTP does not offer a desktop version, which may be an inconvenience for users who prefer managing tokens on a computer.
  • No Recovery Options
    If users lose access to their device, recovering tokens can be difficult as there are no built-in recovery options.
  • Less Frequent Updates
    The app receives fewer updates compared to some other popular authenticator apps, potentially resulting in slower implementation of new features or fixes.

OTP Auth features and specs

  • Security
    OTP Auth provides an additional layer of security by requiring a one-time password that changes periodically, making it harder for unauthorized users to gain access.
  • Open Source
    The project is open-source, allowing for transparency in its security implementation and enabling community contributions to its development and improvement.
  • Standards Compliance
    OTP Auth supports industry standards such as TOTP (Time-based One-Time Password) and HOTP (HMAC-based One-Time Password), ensuring compatibility with various services and systems.
  • Cross-Platform
    The application supports multiple platforms, making it versatile and accessible on different devices, whether you're using iOS, Android, or other operating systems.
  • User-Friendly
    OTP Auth features an intuitive user interface, which makes it easier for users to set up and manage their OTP tokens.

Possible disadvantages of OTP Auth

  • Dependency on Device
    Since OTP Auth relies on the availability of the user's device to generate the one-time passwords, losing the device or having it malfunction can impede access to services.
  • Initial Setup Complexity
    The initial setup process can be daunting for non-technical users, especially those who are unfamiliar with two-factor authentication systems.
  • No Cloud Backup
    Without built-in cloud backup functionality, users must manually backup and transfer their OTP secrets when switching devices, which can be cumbersome.
  • Limited Customer Support
    As an open-source project, OTP Auth may not offer the same level of customer support and troubleshooting assistance as some proprietary solutions.
  • Dependence on Time Sync
    TOTP-based systems require accurate time synchronization between the server and the client device; any significant discrepancy can result in invalid passwords.

FreeOTP videos

FreeOTP - My Favorite Open-source Two-Factor Authentication App

More videos:

  • Review - FreeOTP Preview (iOS)

OTP Auth videos

Why most providers have nasty 2FA implementations and how to setup OTP Auth on iOS

Category Popularity

0-100% (relative to FreeOTP and OTP Auth)
Identity And Access Management
Two Factor Authentication
Password Management
42 42%
58% 58
Security & Privacy
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare FreeOTP and OTP Auth

FreeOTP Reviews

Top 6 Google Authenticator Alternatives in 2023
One complaint about Google Authenticator is that it’s no longer open-source, with the relevant repositories not updated for several years. This isn’t an issue with FreeOTP, however, as it’s completely open-source.
The Best 2FA Apps 2021: Locking Down Your Online Accounts
The only apps we wouldn’t recommend are paid ones. For example, Authenticator Plus on Google Play is rife with issues, and it costs $2.99. There are plenty of free options available, and if you don’t trust the likes of Google and Microsoft, there are open-source options like andOTP and FreeOTP.

OTP Auth Reviews

We have no reviews of OTP Auth yet.
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Social recommendations and mentions

OTP Auth might be a bit more popular than FreeOTP. We know about 11 links to it since March 2021 and only 8 links to FreeOTP. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

FreeOTP mentions (8)

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OTP Auth mentions (11)

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What are some alternatives?

When comparing FreeOTP and OTP Auth, you can also consider the following products

Authy - Best rated Two-Factor Authentication smartphone app for consumers, simplest 2fa Rest API for developers and a strong authentication platform for the enterprise.

Aegis Authenticator - Aegis Authenticator is a free, secure and open source app to manage your 2-step verification tokens...

Google Authenticator - Google Authenticator is a multifactor app for mobile devices.

andOTP - andOTP is a two-factor authentication App for Android 4.4+

Authenticator Plus - Authenticator Plus generates 2-step verification codes and lets you synchronize your accounts.

Microsoft Authenticator - One app to quickly and securely verify your identity online, for all of your accounts.