CPF & CNPJ Generator
Generate valid Brazilian CPF and CNPJ numbers for testing and development. Uses the official algorithm, completely free, no data stored.
These numbers are generated for testing and development purposes only. They do not correspond to real registered individuals or companies.
What you will find on this page
CPF & CNPJ Generator keeps a practical day-to-day tasks task in a short browser-based workflow, so you can solve practical needs without depending on installed software.
In addition to the interactive interface, this page includes usage guidance and context around topics such as CPF generator, CNPJ generator, Brazilian CPF, helping you understand when the tool makes sense and how to get a better outcome.
How to Use the Generator
- 1Select CPF or CNPJ
- 2Choose the format (formatted or plain)
- 3Set the quantity (1 to 100)
- 4Click Generate and copy the results
When this tool is most useful
Immediate task completion
Use CPF & CNPJ Generator when the priority is finishing a one-off task in a few clicks and with no setup.
Browser-centered workflow
This page fits routines where opening a separate app would create more friction than value.
Support for recurring work
It is also a good option for study, operational work, and quick checks throughout the day.
Best practices for better results
- 1Check data and parameters before processing to reduce rework and inconsistent outcomes.
- 2Use the tool in the right context and confirm that the output matches the final objective.
- 3Keep a copy of the input or output when that helps with traceability for the task.
Topics covered on this page
These are the main topics related to CPF & CNPJ Generator that guide usage and help you reach the right solution faster.