All Tools

OTP

A small, private software authenticator. Enter a Base32 secret seed and this app generates the same time-based code as a standard authenticator app. The seed is never sent to a server.

tool-details
FunctionTime-based one-time codes
MethodTOTP (RFC 6238)
DataSeed never sent to a server
Output6- or 8-digit rotating code
Click to resume navigation Disable isolation
isolated-sandbox runs in your browser · nothing sent or stored
Spaces and hyphens are ignored. The seed is not saved.
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Enter a seed to begin