Documents
toolsCPF Formatter
Format CPF numbers in bulk: add or remove mask (XXX.XXX.XXX-XX). 100% free and browser-based.
CNPJ Formatter
Format CNPJ numbers (numeric and alphanumeric): add or remove mask. Supports the new Jul/2026 format.
State Registration Validator
Validate Brazilian State Registration (Inscrição Estadual) for all 27 states. 100% free.
PIS Validator
Validate Brazilian PIS, PASEP or NIT numbers by checking the verification digit. 100% free.
Voter ID Validator
Validate Brazilian voter ID (Título de Eleitor) check digits. Identifies origin state. 100% free.
IE Generator
Generate valid Brazilian State Registration numbers (Inscrição Estadual) for all states. Ideal for testing. Free.
Tracking Code Validator
Validate and identify tracking codes from Correios, FedEx, DHL, UPS and other carriers instantly. Detect carrier automatically.
NF-e XML Viewer
Upload a Brazilian NF-e XML file and view issuer, recipient, products, taxes and totals in a clean, organized layout.
Resume Builder
Create your professional resume online with modern templates. Export to PDF or HTML. 100% free.
Receipt Generator
Generate professional payment receipts with amount in words. Print or save as PDF. Free.
Promissory Note
Generate promissory notes compliant with Brazilian Uniform Law (Decree 57.663/1966). Print ready. Free.