Privtools is a web application that provides a collection of free online tools designed to operate entirely within the user's browser. The primary function of the service is to offer utilities such as word counters, converters, and formatters without requiring any data to be uploaded to external servers. All processing occurs locally on the user's device, ensuring that tool inputs remain private and are never transmitted over the internet. The main features of privtools include a suite of everyday productivity tools that prioritize user privacy. Every tool processes data locally, meaning no uploads are necessary for the tools to function. The application is built for speed and efficiency, with a focus on keeping all user data confined to the local browser environment. The service is accessible at the URL privtools.app. Typical use cases for privtools involve tasks where users need quick text analysis, data conversion, or formatting assistance while maintaining control over their information. A user might employ a word counter to check document length, use a converter to change file formats, or apply a formatter to clean up code or text. The workflow is straightforward: a user navigates to the site, selects a tool, and inputs their data directly in the browser. The tool processes the information instantly on the device, and the results are displayed without any data leaving the local machine. From a technical perspective, privtools requires no installation or account creation. It functions as a standard web application compatible with modern browsers. The service explicitly states that all tools process data locally, and it does not operate any servers that receive user inputs. The application is presented as a lightweight, privacy focused alternative to online tools that rely on server side processing.