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(((William Ellis)))left a comment
So I made something that runs entirely in the browser. You upload a file, we never receive it—your data stays on your machine. We validate and normalise UK formats; you export CSV/Excel/JSON and an issues report. Same quality, no upload, no new compliance paperwork. It's for: Anyone with UK contact or address data—So that's recruitment, property, finance, marketing, ops—who want less manual...
Simple Data CleanerPrivacy-first UK data cleaning. 100% in your browser.
Most data cleaners make you upload files to their servers. We don’t. Simple Data Cleaner runs entirely in your browser—your files never leave your device. You get the same validation and formatting (UK phones, NI numbers, postcodes, sort codes, emails) without sending data anywhere. No new compliance steps, no “where did our data go?” Built for teams that care about privacy and GDPR.
Simple Data CleanerPrivacy-first UK data cleaning. 100% in your browser.