2FA Authenticator – Fast & Secure
Free Chrome Extension

2FA Authenticator – Fast & Secure

Generate 2FA codes right in your browser. No phone needed.

Add to Chrome — It's Free

Everything you need

Secure, fast, and completely offline. Zero dependencies, zero tracking.

🔐

TOTP Code Generation

RFC 6238 compliant engine supporting SHA-1, SHA-256, and SHA-512 with 6 or 8 digit codes.

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QR Code Scanner

Scan QR codes directly from any webpage. Drag to select and the account is added automatically.

✏️

Manual Entry

Add accounts by typing the secret key with a live code preview to verify before saving.

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AES-256-GCM Encryption

All secrets encrypted at rest with PBKDF2 key derivation — 100,000 iterations.

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Master Password

Optional password lock adds an extra layer of security to protect all your accounts.

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One-Click Copy

Click any code to copy instantly. Clipboard auto-clears after 30 seconds for safety.

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Smart Search

Quickly find accounts by service name or label as your list grows.

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Dark & Light Theme

Follows your system preference or set it manually in settings.

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Backup & Restore

Export and import your encrypted accounts as a JSON backup file.

Your security is our priority

🚫No login required
📡No data sent to servers
💯100% local & offline