SoloKeys Alternatives

SoloKeys is described as 'Solo is an open source security key, and you can get one at solokeys.com' and is an app in the security & privacy category. There are more than 10 alternatives to SoloKeys for a variety of platforms, including Android, iPhone, Linux, Mac and iPad apps. The best SoloKeys alternative is 2FA Authenticator (2FAS), which is both free and Open Source. Other great apps like SoloKeys are andOTP, Google Authenticator, Nitrokey and YubiKey.

SoloKeys iconSoloKeys
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Solo is an open source security key, and you can get one at solokeys.com.

More about SoloKeys
More about SoloKeys
SoloKeys alternatives page was last updated May 2, 2025
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  1. 2FA Authenticator (2FAS) icon

    2FA Authenticator (2FAS)

     37 likes
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    2FAS Authenticator is a simple and free application for Two Factor Authentication (2FA Authentication) which generates Time-based One-time Passwords (TOTP) and PUSH authentication*.

    64 2FA Authenticator (2FAS) alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Google Chrome
    • Mozilla Firefox
    2FA Authenticator (2FAS) screenshot 1
    2FA Authenticator (2FAS) screenshot 2
    2FA Authenticator (2FAS) screenshot 3

    Properties

    1.  Privacy focused
    2.  Lightweight

    Features

    1.  Time-based One-time Password
    2.  Dark Mode
    3.  Usability
    4.  Biometric Authentication
    5.  Works Offline
    6.  Encrypted Backup
    7.  Cloud Sync
    8.  Ad-free
    9.  Two-factor Authentication
    10.  Browser extension
    11.  Multiple Account support
    12.  End-to-End Encryption

    2FA Authenticator (2FAS) VS SoloKeys

     

    • 2FA Authenticator (2FAS) is the most popular Android, iPhone, iPad & Android Tablet alternative to SoloKeys.

    • 2FA Authenticator (2FAS) is the most popular Open Source & free alternative to SoloKeys.

    • 2FA Authenticator (2FAS) is Free and Open SourceSoloKeys is Paid and Open Source
    • 2FA Authenticator (2FAS) is Privacy focused and LightweightSoloKeys is not according to our users
  2. andOTP icon

    andOTP

     78 likes
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    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.

    53 andOTP alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Android
    • Android Tablet
    Main (Light theme)
    Settings (Light theme)
    Backup (Light theme)
    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. The GitHub repository was also archived in June 2022.

    Properties

    1.  Privacy focused
    2.  Security-focused

    Features

    1.  Encrypted Backup
    2.  Dark Mode
    3.  Time-based One-time Password
    4.  Two-factor Authentication
    5.  Unlock pin
    6.  Multi-Factor Authentication (MFA)
    7.  Biometric Authentication
    8.  Unlock with fingerprint
    9.  Icon sets
    10.  Sort by date
    11.  Sorting by tags
    12.  Password Generator

    andOTP VS SoloKeys

     
  4. Google Authenticator icon

    Google Authenticator

     74 likes
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    Google Authenticator generates 2-Step Verification codes on your phone.

    83 Google Authenticator alternatives

    License model

    • Free • Proprietary

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
    Google Authenticator screenshot 1
    Google Authenticator screenshot 2
    Google Authenticator screenshot 3

    Google Authenticator Features

    1.  Two-factor Authentication
    2.  Time-based One-time Password
    3.  Multi-Factor Authentication (MFA)
    4.  Dark Mode
    5.  Cloud Sync
    6.  Multiple Account support

    Google Authenticator VS SoloKeys

     
  5. Ad
  6. Nitrokey icon

    Nitrokey

     20 likes
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    Email Encryption. Encrypt your emails with GnuPG, OpenPGP, S/MIME or your favourite email client. Keep your secret keys secure on your Nitrokey.

    14 Nitrokey alternatives

    License model

    Application type

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub

    Properties

    1.  Privacy focused

    Features

    1.  Two-factor Authentication
    2.  Time-based One-time Password
    3.  Hardware securite module (HSM)
    4.  HMAC-Based One-Time Password (HOTP)
    5.  PGP Encryption
    6.  OpenPGP
    7.  Biometric Authentication
    8.  Works Offline
    9.  S/MIME Support
    10.  Password safe

    Nitrokey VS SoloKeys

     

    • Nitrokey is the most popular Windows, Mac & Linux alternative to SoloKeys.

    • Nitrokey is the most popular commercial alternative to SoloKeys.

    • Nitrokey is Paid and Open SourceSoloKeys is also Paid and Open Source
    • Nitrokey is Privacy focusedSoloKeys is not according to our users
  7. YubiKey icon

    YubiKey

     31 likes
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    The multi-protocol security key offers the highest assurance, protecting devices with passwordless workflows and strong 2FA against phishing. It plugs into computers, tablets, and mobile devices, integrates PIN or biometric for identity verification, and reduces helpdesk costs.

    25 YubiKey alternatives

    License model

    Application type

    Country of Origin

    • SE flagSweden
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Google Chrome
    YubiKey screenshot 1

    YubiKey Features

    1.  Two-factor Authentication

    YubiKey VS SoloKeys

     
  8. OnlyKey icon

    OnlyKey

     12 likes
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    OnlyKey is an 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.

    License model

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Chrome OS
    OnlyKey screenshot 1

    Properties

    1.  Privacy focused

    Features

    1.  Two-factor Authentication
    2.  FIDO U2F (2FA) support
    3.  Time-based One-time Password
    4.  AES-256 Encryption
    5.  Works Offline

    OnlyKey VS SoloKeys

     
    Comments about OnlyKey as an Alternative to SoloKeys
    onlykey
    Positive Nov 5, 2020
    0

    Supports everything solokey does plus hardware password manager, physical pin protection, TOTP, Yubikey OTP and more.

    SoloKeys Icon
    OnlyKey icon
    • OnlyKey is Paid and Open SourceSoloKeys is also Paid and Open Source
    • OnlyKey is Privacy focusedSoloKeys is not according to our users
  10. Keysmith icon

    Keysmith

     5 likes
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    Keysmith is a token generator for your two-factor authentication (2FA) logins. It supports time and hash-based one-time passwords (TOTP/HOTP).

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Linux
    • KDE Plasma
    • Linux Mobile
    • Flathub
    • Plasma Mobile
    • Flatpak
    Keysmith screenshot 1

    Properties

    1.  Privacy focused

    Features

    1.  Two-factor Authentication
    2.  Time-based One-time Password

    Keysmith VS SoloKeys

     
  11. KeyVault icon

    KeyVault

     1 like
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    OTP authenticator app for managing your 2FA / OTP codes on iPhone, iPad, Mac and Apple Watch.

    License model

    • Freemium • Proprietary

    Application type

    Country of Origin

    • AU flagAustralia

    Platforms

    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Apple Watch
    • Linux Mobile
    • Flathub
    • Flatpak
    KeyVault screenshot 1
    KeyVault screenshot 2
    KeyVault screenshot 3

    Properties

    1.  Support for Themes
    2.  Privacy focused

    Features

    1.  Time-based One-time Password
    2.  Ad-free
    3.  Two-factor Authentication
    4.  No Tracking
    5.  Biometric Authentication
    6.  Sync with iCloud
    7.  Multi-Factor Authentication (MFA)

    KeyVault VS SoloKeys

     
  12. CanoKeys icon

    CanoKeys

     2 likes
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    An open-source secure key.

    License model

    • Free • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    CanoKeys screenshot 1

    CanoKeys Features

    1.  OpenPGP
    2.  Time-based One-time Password

    CanoKeys VS SoloKeys

     
  13. Authorizer icon

    Authorizer

     3 likes
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    A Password Manager for Android with Auto-Type over USB and Bluetooth, OTP and much more.

    License model

    • Free • Open Source

    Application type

    Platforms

    • Android

    Authorizer Features

    1.  Two-factor Authentication
    2.  Multi-Factor Authentication (MFA)

    Authorizer VS SoloKeys

     

  14. Hermes OTP

     2 likes
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    Hermes offers a straightforward solution for overseeing two-factor authentication accounts (SHA1), providing support for a wide range of platforms, including Gmail, Dropbox, and thousands of other websites.

    License model

    • Free • Open Source

    Platforms

    • Windows
    • Mac
    • Linux
    Hermes OTP screenshot 1

    Hermes OTP Features

    1.  Multi-Factor Authentication (MFA)

    Hermes OTP VS SoloKeys

     
  15. Titan Security Key icon

    Titan Security Key

     1 like
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    Google Titan Security Keys offer two-factor authentication to prevent phishing and man-in-the-middle attacks. They support FIDO standards and come in USB-A, USB-C, and Bluetooth formats, ensuring compatibility with various devices and services.

    License model

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Android Tablet
    • iPhone
    • iPad
    Titan Security Key screenshot 1

    Properties

    1.  Security-focused

    Features

    1.  Two-factor Authentication
    2.  Multi-Factor Authentication (MFA)

    Titan Security Key VS SoloKeys

     
12 of 20 SoloKeys alternatives