Free, private tools for messy spreadsheets and CSV files
Free, private data tools that run in your browser, plus templates and guides for people who live in spreadsheets. Every tool runs in your browser, so your files are never uploaded.
Free browser tools
- CSV Scrub
Fix dates, phones, spacing and duplicate rows in a messy CSV. - JSON to CSV Converter
Turn JSON into a spreadsheet, or a CSV into JSON. Nested fields get flattened. - Duplicate Row Finder
Find near-duplicate rows by the columns you pick, ignoring case, spaces and punctuation. - Email List Cleaner
Lowercase, dedupe, fix gmial.com-style typos and flag invalid or role addresses. - CSV Splitter and Merger
Split a big CSV into smaller files, or merge several CSVs into one with matched headers. - Name and Address Cleaner
Split full names, fix capitalization, standardize US states and ZIP codes. - HTML Table to CSV
Paste a web page table or its HTML and download it as a clean CSV.
Templates and guides
New templates are on the way.
Get every Pro tool in one key
Scrub Tools Pro Bundle (all tools), $15 one time. One key unlocks Pro in every Scrub Tools browser tool, including tools added later. Each tool's own Pro is $5.
Coming soon