VLOOKUP for messy data: join two CSVs on approximately-matching keys ('Acme Ltd.' = 'ACME Limited') with Jaro-Winkler or Levenshtein scoring and an interactive match-review queue.
Tip: use samples, upload, copy, download, and send-to actions inside the workspace where available.
Fuzzy Join is a free, browser-based tool that helps you get the job done quickly. VLOOKUP for messy data: join two CSVs on approximately-matching keys ('Acme Ltd.' = 'ACME Limited') with Jaro-Winkler or Levenshtein scoring and an interactive match-review queue. It's built for speed and privacy: Everything runs locally in your browser — your data is never uploaded to a server. No sign-up, no installs, and no daily limits.
Use this tool as the focused step in a larger browser-based workflow.
Review the preview, copy or download the result, and keep everything local in your browser.
Join Key Analyzer: Compare two CSV tables and rank the safest join keys with duplicate and unmatched-rate diagnostics.
Open toolPaste or drop two CSVs, pick the key column on each side, and get a VLOOKUP-style join that survives typos, casing, and “Acme Corp” vs “ACME Corporation”.
