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Available on Android & Web

Secure Your Digital Life

DD Auth is your ultimate password manager and two-factor authenticator. Store passwords, generate TOTP codes, and keep secure notes — all protected with military-grade AES-256 encryption.

Zero-Knowledge Encryption
Free to Use
DD Auth App

DD Auth

Your Secure Vault

GitHub
482 193
Google Account
user@gmail.com
Encrypted
AES-256-GCM
Cross-Device
Sync Enabled
Powerful Features

Everything You Need for Digital Security

DD Auth combines password management, two-factor authentication, and secure notes into one elegant, secure application.

Password Manager

Store unlimited passwords securely. Auto-fill credentials, generate strong passwords, and organize with folders.

  • Secure password generator
  • One-click copy
  • Website URL matching

TOTP Authenticator

Generate time-based one-time passwords for two-factor authentication. Works offline, syncs across devices.

  • QR code scanning
  • Works offline
  • 30-second refresh

Secure Notes

Store sensitive information like recovery codes, license keys, and private notes with end-to-end encryption.

  • Rich text support
  • Organized categories
  • Quick search

Cross-Device Sync

Your vault syncs seamlessly across all your devices. Access your passwords and codes anywhere.

  • Real-time sync
  • Conflict resolution
  • Offline mode

Biometric Unlock

Unlock your vault instantly with fingerprint or face recognition. Security meets convenience.

  • Fingerprint support
  • Face ID compatible
  • PIN fallback

Import & Export

Migrate from other password managers easily. Export encrypted backups for safekeeping.

  • Google Authenticator
  • Bitwarden, 1Password
  • Encrypted backups
Enterprise-Grade Security

Your Data is Mathematically Protected

DD Auth uses military-grade encryption that even we cannot break. Your master password never leaves your device, ensuring true zero-knowledge security.

AES-256-GCM Encryption

The same encryption standard used by governments and financial institutions worldwide. Your vault is impenetrable.

Zero-Knowledge Architecture

We never see your passwords. All encryption and decryption happens locally on your device.

PBKDF2 Key Derivation

600,000+ iterations with SHA-256 and unique salt make brute-force attacks computationally impossible.

Encryption Active
All systems secure
LIVE
Your Password
MyS3cur3P@ssw0rd!
AES-256-GCM Encryption
PBKDF2 SHA-256 600K+ iterations
Encrypted Data
a4f8e2c1b7d9f0e3a6b8c2d4...
256
Bit Encryption
600K+
PBKDF2 Iterations
0
Data Breaches
Available Platforms

Access Your Vault Anywhere

DD Auth is available on your favorite platforms. Your passwords and codes follow you everywhere.

Available

Android

Native Android app with full feature support, biometric unlock, and Material You design.

Get on Play Store
Available

Web App

Access your vault from any browser. Secure web interface with full encryption support.

Open Web App
Coming Soon

iOS

Native iOS app with Face ID, iCloud sync, and seamless Apple ecosystem integration.

Sync across all devices
One account, everywhere
Real-time encryption

Start Protecting Your Digital Life Today

Join thousands of users who trust DD Auth to secure their passwords, codes, and sensitive data. It's free, secure.

Zero-Knowledge Encryption
Free Forever
1000+ Users