OnlyKey Alternatives

OnlyKey is described as 'open source alternative to YubiKey. OnlyKey natively supports: a hardware password manager, multiple two-factor methods (FIDO2, TOTP, and Yubico® OTP), passwordless SSH login, and OpenPGP' and is an app in the security & privacy category. There are more than 10 alternatives to OnlyKey for a variety of platforms, including Android, Linux, iPhone, Android Tablet and iPad apps. The best OnlyKey alternative is Authy, which is free. Other great apps like OnlyKey are andOTP, Google Authenticator, YubiKey and Microsoft Authenticator.

OnlyKey alternatives page was last updated

OnlyKey

Paid • Open Source

OnlyKey is an open source alternative to YubiKey. OnlyKey natively supports: a hardware password manager, multiple...

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Authy
Is this is a good alternative?
Yes
No
Free • Proprietary
Authenticator
Mac
Windows
Linux
Android
iPhone
Android Tablet
iPad
Apple Watch
58 Authy alternatives
Authy is a simple way to manage two-factor authentication accounts. Authy supports Gmail, Dropbox, LastPass and thousands of other sites.
- - Authy is the most popular Windows, Android, Mac & iPhone alternative to OnlyKey.
- - Authy is the most popular free alternative to OnlyKey.
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Authy Features
1. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
2. Two-factor AuthenticationAuthy supports two-factor authentication (2FA).
3. Encrypted BackupAuthy uses encryption algorithms to keep your files safe as well as prevent unauthorized access.
4. Time-based One-time PasswordAuthy has support for TOTP, a computer algorithm that generates Time-based One-Time Passwords
5. Multiple Account supportAuthy support multiple accounts without the need to logout and login
6. Biometric AuthenticationLog in or unlock your device using your fingerprint or face recognition
7. Dark ModeAuthy supports dark mode for comfortable usage in low light conditions.
8. Works OfflineAuthy can be used without the need to connect to the internet.
Multi-Factor Authentication (MFA)
Cloud based
Password protection
SSH
andOTP
Is this is a good alternative?
Yes
No
Free • Open Source
Authenticator
Android
Android Tablet
F-Droid
36 andOTP alternatives
It implements Time-based One-time Passwords (TOTP) and HMAC-Based One-Time Passwords (HOTP). Simply scan the QR code and login with the generated 6-digit code.
- - andOTP is the most popular Open Source alternative to OnlyKey.
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andOTP Features
1. Encrypted BackupandOTP uses encryption algorithms to keep your files safe as well as prevent unauthorized access.
2. Dark ModeandOTP supports dark mode for comfortable usage in low light conditions.
3. Time-based One-time PasswordandOTP has support for TOTP, a computer algorithm that generates Time-based One-Time Passwords
4. Two-factor AuthenticationandOTP supports two-factor authentication (2FA).
5. Privacy focusedandOTP is considered a privacy friendly alternative.
6. Biometric AuthenticationLog in or unlock your device using your fingerprint or face recognition
Security focused
Unlock pin
Multi-Factor Authentication (MFA)
Unlock with fingerprint
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Password Generator
Community-based
Discontinued
Unmaintained, see https://github.com/andOTP/andOTP and developers announcement on XDA https://forum.xda-developers.com/t/app-4-4-open-source-andotp-open-source-two-factor-authentication-for-android.3636993/post-87021655
Google Authenticator
Is this is a good alternative?
Yes
No
Free • Proprietary
Authenticator
Android
iPhone
Android Tablet
iPad
61 Google Authenticator alternatives
Google Authenticator generates 2-Step Verification codes on your phone.
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Google Authenticator Features
1. Time-based One-time PasswordGoogle Authenticator has support for TOTP, a computer algorithm that generates Time-based One-Time Passwords
2. Two-factor AuthenticationGoogle Authenticator supports two-factor authentication (2FA).
3. Dark ModeGoogle Authenticator supports dark mode for comfortable usage in low light conditions.
4. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
5. Multiple Account supportGoogle Authenticator support multiple accounts without the need to logout and login
Multi-Factor Authentication (MFA)
YubiKey
Is this is a good alternative?
Yes
No
Paid • Proprietary
Authenticator
Windows
Linux
Android
Android Tablet
22 YubiKey alternatives
The YubiKey is a one-time password device for secure login with two-factor authentication
- - YubiKey is the most popular commercial alternative to OnlyKey.
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YubiKey Features
1. Two-factor AuthenticationYubiKey supports two-factor authentication (2FA).
Microsoft Authenticator
Is this is a good alternative?
Yes
No
Free • Proprietary
Authenticator
Android
iPhone
Android Tablet
Windows Phone
iPad
47 Microsoft Authenticator alternatives
Sign in is easy, convenient, and secure when you use Microsoft Authenticator. Use your phone, not your password, to log into your Microsoft account. You simply have to enter your username, then approve the notification sent to your phone.
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Microsoft Authenticator Features
1. Two-factor AuthenticationMicrosoft Authenticator supports two-factor authentication (2FA).
2. Time-based One-time PasswordMicrosoft Authenticator has support for TOTP, a computer algorithm that generates Time-based One-Time Passwords
3. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
4. Biometric AuthenticationLog in or unlock your device using your fingerprint or face recognition
5. Multiple Account supportMicrosoft Authenticator support multiple accounts without the need to logout and login
Multi-Factor Authentication (MFA)
Password protection
GNOME Authenticator
Is this is a good alternative?
Yes
No
Free • Open Source
Authenticator
Linux
Linux Mobile
Flathub
GNOME
18 GNOME Authenticator alternatives
Gnome Authenticator is a desktop 2FA code generator for Linux desktops, like Ubuntu.
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GNOME Authenticator Features
1. Two-factor AuthenticationGNOME Authenticator supports two-factor authentication (2FA).
2. Time-based One-time PasswordGNOME Authenticator has support for TOTP, a computer algorithm that generates Time-based One-Time Passwords
3. Multiple Account supportGNOME Authenticator support multiple accounts without the need to logout and login
4. Dark ModeGNOME Authenticator supports dark mode for comfortable usage in low light conditions.
5. Privacy focusedGNOME Authenticator is considered a privacy friendly alternative.
Multi-Factor Authentication (MFA)
Google Authenticator
Security focused
Nitrokey
Is this is a good alternative?
Yes
No
Paid • Open Source
Mac
Windows
Linux
11 Nitrokey alternatives
Nitrokey is an USB key to enable highly secure encryption and signing of emails and data, as well as login to the Web, networks and computers. Other than ordinary software solutions, the secret keys are always stored securely inside the Nitrokey.
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Nitrokey Features
1. Two-factor AuthenticationNitrokey supports two-factor authentication (2FA).
2. Time-based One-time PasswordNitrokey has support for TOTP, a computer algorithm that generates Time-based One-Time Passwords
3. PGP EncryptionNitrokey supports PGP, an encryption system used for sending encrypted emails and files.
4. OpenPGPNitrokey supports OpenPGP, a standard of PGP encryption that is open-source for public use.
HMAC-Based One-Time Password (HOTP)
Hardware securite module (HSM)
Password safe
S/MIME Support
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LastPass Authenticator
Is this is a good alternative?
Yes
No
Free • Proprietary
Authenticator
Android
iPhone
Android Tablet
iPad
34 LastPass Authenticator alternatives
LastPass Authenticator is a two-factor authentication app for your LastPass account and other supported apps. LastPass Authenticator offers simple, secure authentication to your accounts by generating passcodes for login or receiving push notifications for one-tap approval.
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LastPass Authenticator Features
1. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
2. Two-factor AuthenticationLastPass Authenticator supports two-factor authentication (2FA).
3. Multiple Account supportLastPass Authenticator support multiple accounts without the need to logout and login
4. Time-based One-time PasswordLastPass Authenticator has support for TOTP, a computer algorithm that generates Time-based One-Time Passwords
Multi-Factor Authentication (MFA)
OTPClient
Is this is a good alternative?
Yes
No
Free • Open Source
Authenticator
Linux
GNOME
29 OTPClient alternatives
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+.
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OTPClient Features
1. Two-factor AuthenticationOTPClient supports two-factor authentication (2FA).
2. Time-based One-time PasswordOTPClient has support for TOTP, a computer algorithm that generates Time-based One-Time Passwords
3. Multiple Account supportOTPClient support multiple accounts without the need to logout and login
4. Privacy focusedOTPClient is considered a privacy friendly alternative.
5. Dark ModeOTPClient supports dark mode for comfortable usage in low light conditions.
Multi-Factor Authentication (MFA)
SoloKeys
Is this is a good alternative?
Yes
No
Paid • Open Source
Mac
Windows
Linux
Android
14 SoloKeys alternatives
Solo is an open source security key, and you can get one at solokeys.com.
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SoloKeys Features
1. Two-factor AuthenticationSoloKeys supports two-factor authentication (2FA).
Keysmith - 2FA
Is this is a good alternative?
Yes
No
Free • Open Source
Authenticator
Linux
KDE
Linux Mobile
Flathub
Plasma Mobile
Flatpak
57 Keysmith - 2FA alternatives
Keysmith is a token generator for your two-factor authentication (2FA) logins. It supports time and hash-based one-time passwords (TOTP/HOTP).
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Keysmith - 2FA Features
1. Two-factor AuthenticationKeysmith - 2FA supports two-factor authentication (2FA).
2. Time-based One-time PasswordKeysmith - 2FA has support for TOTP, a computer algorithm that generates Time-based One-Time Passwords
Authorizer
Is this is a good alternative?
Yes
No
Free • Open Source
Authenticator
Android
21 Authorizer alternatives
A Password Manager for Android with Auto-Type over USB and Bluetooth, OTP and much more.
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Authorizer Features
1. Two-factor AuthenticationAuthorizer supports two-factor authentication (2FA).
Multi-Factor Authentication (MFA)
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