Is TOTP / 2FA Code Generator free?

Yes, TOTP / 2FA Code Generator is completely free to use with no signup required.

Does TOTP / 2FA Code Generator send my data to a server?

No. TOTP / 2FA Code Generator runs entirely in your browser using client-side JavaScript. Your data never leaves your device.

Generate 2FA verification codes client-side. Input Base32 secrets to calculate standard RFC 6238 codes with count timers.

DevTab

Never leaves your browser

Generate RFC 6238 TOTP (Google Authenticator) 2FA verification codes client-side.

Generate RFC 6238 TOTP (Google Authenticator-style) 2FA verification codes client-side. The timer ticks every 30 seconds to recalculate hash codes.

Base32 Secret Seed

Active Verification Code000 000

Code expires in: 30 seconds

Awaiting Secret SeedStandard: RFC 6238 (TOTP)