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  • 20+ tools for developers, writers, and everyday use

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Find the right tool for formatting text, debugging code, or generating content.

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Developer Tools

Tools for debugging, formatting, and working with data formats like JSON, JWT, and regex.

Text Tools

Convert, clean, and analyze text with tools like case converter, word counter, and duplicate remover.

Generators

Generate passwords, UUIDs, and placeholder text instantly.

What is WhatAConverter?

WhatAConverter is a collection of free online tools designed to help you work with text, code, and data quickly and efficiently.

No data is sent to a server — everything happens locally, making it safe for sensitive data and developer workflows.