Generators
Create QR codes, passwords, and random numbers with simple settings.
Categories
Security
Generators for stronger credentials and combinations.
Random
Generate numbers and random lists for drawings, tests, and simple simulations.
Placeholder text
Generate filler text for mockups and layouts.
Codes and links
Create visual codes and useful links to share information quickly.
All generators tools
Available tools organized by their main use case.
Security
Generators for stronger credentials and combinations.
Random
Generate numbers and random lists for drawings, tests, and simple simulations.
Name Generator
Generate sample names, choose the quantity, and copy the list for tests, stories, and prototypes.
CNPJ test data generator
Generate numeric or alphanumeric examples with check digits to test systems in your browser.
CPF test data generator
Generate Brazilian CPF strings with consistent check digits for isolated software tests, with or without punctuation.
Random Number Generator
Generate one or more random numbers within a defined range.
Random Name Picker
Paste a list of names and draw one or more winners in the browser without sending the list to the server.
Placeholder text
Generate filler text for mockups and layouts.
Codes and links
Create visual codes and useful links to share information quickly.
QR Code Generator
Create QR codes for links, text, Wi-Fi, and Pix in the browser.
WhatsApp Link Generator
Create a WhatsApp link with a phone number and optional message in your browser. Copy the result without saving your data in Calculaderia.
UUID Generator
Generate UUIDv4 values in the browser, copy one or many identifiers, and choose hyphenated or compact formats.