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 Android, iPhone, iPad, Android Tablet and Linux 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, andOTP and YubiKey.
Bitwarden Authenticator generates verification codes for two-factor authentication, ensuring your identity is verified when you log into accounts.
Bitwarden Authenticator is the most popular Android, iPhone, iPad & Android Tablet alternative to Authorizer.
Bitwarden Authenticator is the most popular Open Source & free alternative to Authorizer.
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*.
Manage two-factor authentication seamlessly across various platforms with secure cloud backups and offline access. From Gmail to LastPass, enhance security effortlessly. Sync multiple devices securely and protect sensitive data with robust encryption.
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.
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.
YubiKey is the most popular Windows, Mac & Linux alternative to Authorizer.
YubiKey is the most popular commercial alternative to Authorizer.
Provides robust USB-based encryption, digital signing, and secure login with hardware-level secret key storage, user-defined PIN, tamper-proof smart card, open source design, email and data encryption compatibility, virus protection, and multi-platform support.
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.
OVault is a super simple OTP app that lets you view and manage OTPs for all your accounts. Set up OTPs by scanning QR codes with your devices Camera App, or by manually providing the OTP secret to the app.
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.
OTP authenticator app for managing your 2FA / OTP codes on iPhone, iPad, Mac and Apple Watch.
Gnome Authenticator is a desktop 2FA code generator for Linux desktops, like Ubuntu.
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