Trusted 2FA Solution

Protect Every Account with Next-Gen 2FA

Authenticator App generates secure one-time codes using TOTP & HOTP — keeping your accounts safe from unauthorized access, completely free.

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500K+ Downloads
4.7★ Play Store Rating
100% Free forever
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Military-grade encryption
Works 100% offline
Supports all major platforms
Tokens refresh every 30s
Always free
Authenticator App Preview
About the App

Your Security, Simplified

Setting up two-factor authentication shouldn't be complicated. Authenticator App makes 2FA effortless — just scan a QR code and you're protected.

  • Time-based OTP codes refresh automatically every 30 seconds
  • Fully offline — your codes never touch the internet
  • Compatible with Google, Microsoft, GitHub & 1000+ services
  • Encrypted backup & restore — never lose access again
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Features

Powerful features, zero complexity

Everything you need to stay secure — nothing you don't.

2FA Security

Enable two-factor authentication effortlessly across all your accounts with a single scan.

TOTP & HOTP

Generate time-sensitive TOTP codes or use HMAC-based HOTP for flexible authentication.

2FA Guide

New to two-factor authentication? Our built-in guide walks you through every step clearly.

Backup & Restore

Securely backup all your accounts and restore them on a new device in seconds.

Strong Algorithms

Built on SHA1, SHA256, and SHA512 — the same cryptographic standards used by enterprise security.

Token Generation

Fresh tokens every 30 seconds ensure your accounts stay protected with always-current codes.

Ready to secure your accounts?

Download Authenticator App for free today and enable two-factor authentication in under 60 seconds. No account needed. Ever.

Get it on Google Play
4.7 / 5 Rating
500K+ Downloads
100% Free