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Secure your accounts with instant 2FA codes — fast, simple & reliable.
Authenticator is a fast, secure, and easy-to-use two-factor authentication (2FA) app that helps protect your accounts from unauthorized access. Simply scan a QR code or enter your setup key manually to add an account. Generate one-time passwords (OTP) instantly whenever you need to sign in. 🔐 Key Features: Generate TOTP & HOTP codes instantly Scan QR codes or enter setup keys manually Clean and simple interface for quick access Securely back up and restore your accounts Lightweight, fast, and easy to use Works with popular services: Google, Facebook, GitHub, Twitter, Discord, Binance, and many other services that support TOTP or HOTP authentication. Take control of your digital security today — download Authenticator for free.