otpauth URI builder
Authenticator apps import TOTP accounts from otpauth://totp/… links. Fill the fields to produce a standards-style URI. Do not share the result; it contains the secret.
Related 2FA tools
TOTP generator
Live 6-digit 2FA codes from a Base32 secret, with optional device-saved accounts.
TOTP verifier
Check whether a code matches a secret within a clock-drift window.
Base32 encoder
Encode or decode RFC 4648 Base32 used by authenticator apps.
Secret generator
Create a random Base32 TOTP secret for new 2FA enrollments.
Online authenticator
How an online TOTP tool compares with Google Authenticator.