Apps similar to TOTP Authenticator include Bitwarden, which is open source with a free version. Other options are Aegis Authenticator, Proton Authenticator, Ente Auth and Bitwarden Authenticator. Authenticators like TOTP Authenticator are a crowded field, with more than 50 alternatives for Android, iPhone, iPad, Mac and Windows.
Calculates time- and counter-based one-time passwords on iOS devices, supports QR code import, iPad interface, Notification Center widget, encrypted iCloud sync, Safari extension, Touch ID and password protection, no ads, and does not collect personal data.
Germany
EU
Location-based behavioral biometrics SDK and APIs for frictionless mobile identification verification and authentication.
United States
Daito is a web-based 2FA authenticator for TOTP tokens. It enables you to share 2FA tokens with others to simply protecting shared accounts. No phone needed.
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.
Authenticator is a simple, free, and open source two-factor authentication app. It helps keep your online accounts secure by generating unique one-time passwords, which you use in combination with your other passwords to log into supporting websites.
Authenticator Plus generates 2-step verification codes to protect your accounts with your password and phone / tablet.
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.
United States
Open-source web app for personal security checklists and habit tracking with task prioritization, profile-based progress, minimal interface, data privacy, no analytics, and local storage for individual users, supporting multiple checklists and Docker deployment.
Türkiye
BelgiumEU
Privacy-first two-factor authentication for iPhone, iPad, Mac, and Android that creates offline TOTP codes, imports accounts, syncs encrypted backups, provides biometric or PIN protection, organizes entries with search and icons, and highlights weak security setups.
Türkiye
🔐 Personal 2FA - Secure, encrypted TOTP authenticator with multi-format import/export, OpenSSL compatibility, and bilingual support (ES/EN).
SpainEU
Fast, offline 2FA codes in your browser — TOTP two-factor authentication. Quick import from Google Authenticator.
