Google Authenticator is a software token that enables two-step verification using time-based one-time passwords (TOTP) and HMAC-based one-time passwords (HOTP).
Best Bitwarden Authenticator Alternatives ranked by AI · updated Aug 2026
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Bitwarden Authenticator generates and stores two-factor authentication codes on mobile and desktop devices. It is suited to people who want an authenticator alongside Bitwarden's password-management ecosystem.
Top 6 Bitwarden Authenticator alternatives
A secure two-factor authentication app with backup and restore capabilities.
2FAS is a free two-factor authentication app for Android and iOS, with browser extensions and optional cloud backup. It supports TOTP codes...
Pros
- Available on Android and iOS, unlike Tofu Authenticator's Apple-focused coverage
- Browser extensions make desktop sign-ins faster than manually copying codes
- Free, privacy-oriented, and supported by an open-source codebase
Cons
- Its browser workflow adds more components than Tofu's simpler mobile experience
- Some users may prefer encrypted account sync over device-specific backup flows
- Fewer enterprise identity features than Microsoft Authenticator
Authenticator.cc is a browser extension that generates time-based one-time passwords for two-factor authentication. It is aimed at users who want to access...
Pros
- Open-source browser extension with direct access to TOTP codes
- Works across supported desktop browsers without requiring a phone
- Can capture setup QR codes directly from webpages
Cons
- Less secure than an isolated hardware or mobile authenticator if the browser is compromised
- No native iOS or Android app
- Fewer account-management and backup features than dedicated authenticator apps
Tofu Authenticator is a privacy-focused two-factor authentication app for Apple devices. It stores time-based one-time passwords locally and supports encrypted synchronization through...
Pros
- Simple interface with less account-management overhead than Microsoft Authenticator
- Designed for local control and privacy rather than advertising or analytics
- Supports encrypted synchronization across compatible Apple devices
Cons
- Limited primarily to Apple platforms, unlike 2FAS, Ente Auth, and Aegis
- Fewer account recovery and migration features than larger authenticator ecosystems
- Less suitable for teams using Microsoft or Google identity-management services
Raivo OTP was an open-source iOS authenticator for generating time-based one-time passwords. It supported encrypted backups, cloud synchronization, custom icons, and importing...
Pros
- Encrypted token backups and export options
- Custom service icons made accounts easy to identify
- Open-source iOS implementation
Cons
- No longer maintained or available through the App Store
- Designed primarily for iPhone and iPad
- No active support or reliable recovery path for existing users
Free (discontinued)
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