custom charset
This tool generates a random string of characters at a length you choose, drawing from letters, numbers, and symbols depending on which character sets you enable — useful for test data, temporary tokens, or random identifiers.
Generating a random token or key for testing an application.
Creating placeholder or dummy data for a form or database.
Producing a random identifier that isn't a full UUID.
This tool is aimed at general-purpose random strings for testing and data, while the Password Generator is tuned specifically for creating secure account passwords.
ToolBench runs this tool entirely in your browser. Your file or text is processed on your own device using JavaScript — nothing is uploaded to a server, nothing is stored, and there's no sign-up wall between you and the result. That's true of every one of the 500+ tools on this site, from PDF utilities to unit converters.