How long is left before the conversation needs a paid template.

Direct link with number and message pre-filled.

Monthly spend estimate by conversation volume and type.

Validates check digits and formats. Generates test CNPJs.

Validates, formats and generates test CPFs for development.

Builds the full BR Code with CRC16, ready to paste.

Token estimate for a text, with word and character counts.

Per-call cost and monthly projection from price per million tokens.

Validates, indents and minifies. Errors show line and column.

Encodes and decodes text in Base64, UTF-8 safe.

Batch UUID v4, ready to copy.

Text to URL slug, no accents, no surprises.

Unix to readable date and back, in your timezone.