Etopa is a two-factor-authentication app, which runs as a web server and can be accessed using a web browser or using an Android app. You can use the Etopa.de instance or host your own.
Cost / License
- Free
- Open Source
Platforms
- Online
- Android
+2
Authorizer Alternatives
Authorizer is described as 'A Password Manager for Android with Auto-Type over USB and Bluetooth, OTP and much more' and is a Authenticator in the security & privacy category. There are more than 25 alternatives to Authorizer for a variety of platforms, including iPhone, Android, iPad, Linux and Mac apps. The best Authorizer alternative is Bitwarden Authenticator, which is both free and Open Source. Other great apps like Authorizer are 2FA Authenticator (2FAS), Authy, YubiKey and Nitrokey.
Alternatives list
GTK+ application for securely managing TOTP & HOTP tokens. Content is encrypted on disk using AES256-GCM. Master password derived using PBKDF2 with 100k iterations & SHA512 as hash algorithm. Can import encrypted backups from andOTP & Authenticator+.
+1
Cost / License
- Paid
- Open Source
Platforms
- Mac
- Windows
- Linux
- Android
Two-factor authentication app for Yandex accounts and also other QR-code based temporary codes for two-factor authentication
+2
Location-based behavioral biometrics SDK and APIs for frictionless mobile identification verification and authentication.
Cost / License
- Paid
- Proprietary
Platforms
- Android
- iPhone
- iPad
- Software as a Service (SaaS)
Krypton implements the standardized FIDO Universal 2nd Factor (U2F) protocol to provide secure, un-phishable two-factor authentication on the web, using just your phone.
Cost / License
- Free
- Open Source
Platforms
- iPhone
- iPad
+4
TOTP Authenticator makes it simple and easy to enable 2-factor authentication on your accounts. The app provides option to backup data offline or on the cloud. Features like Push to Chrome, dark theme, custom icons and widgets make the app stand out.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Android
- iPhone
- Android Tablet
- iPad
- Google Chrome
+7
Sentinel is an elegant OTP Authenticator app for both iOS and MacOS. It relies only on the Apple's iCloud Keychain to share data across devices.
+1
This app is created for use with the YubiKey NFC and NEO to copy One-time-passwords (OTPs) from a YubiKey into the iOS clipboard.
Cost / License
- Free
- Proprietary
Platforms
- iPhone
- iPad
60 MFAuth alternativesTwo-step verification app with offline code generation, HOTP and TOTP support, biometric login, local auto backup, QR and image import, multi-language interface, account personalization, dark mode, label grouping, and data privacy controls for secure management.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Android
- Online
- Google Chrome
- Mozilla Firefox
+4
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