Looking for a reliable authentication app? Authenticator App is a secure 2FA authenticator and MFA authenticator that generates time-based one-time passwords (TOTP) and OTP codes to protect your online accounts. Add an extra layer of security with 2 factor authentication and multi factor authentication — just scan a QR code to easily set up your accounts and enjoy fast, convenient login verification every time.
Works seamlessly with thousands of online services, business accounts, and gaming platforms. Whether you need standard TOTP or HOTP algorithms, our app ensures your digital identity remains protected against cyber threats while keeping the authentication process quick and hassle-free.
🔒 Secure & Private
All your data is encrypted so only you can access it. Your verification codes stay private and protected.
🔑 Reliable Encrypted Backup
Create secure, encrypted backups with ease. Lose or upgrade your device and your codes are always recoverable — no more losing access to your accounts.
🌐 Sync Across All Devices
Your accounts automatically and reliably sync across all your devices, so your codes are always where you need them.
📶 Offline Access
Generate secure codes with no internet connection — works in airplane mode, anytime, anywhere.
📥 Easy Multi Import
Quickly and securely import accounts from other password managers and files. Migrating is effortless and you'll never lose a code.
Protect every login today. Secure your digital life with a trusted authenticator app.