Quick Card
Downloadable preflight card for delimiters, headers, irregular rows, and formula-like values before Excel.
See the Quick Card ↗CSV · TSV · Excel · small datasets
Fix one spreadsheet problem before it becomes five.
CleanGrid offers offline tools, a downloadable QA checklist, and focused reviews with clear limits. Start with one small issue and scale only when you need to.
→ Paste a small CSV sample; nothing is uploadedChoose a focused scope
Small jobs can add up.
Every option is designed for a clear, limited request. Payments and delivery are handled through Ko-fi.
QA checklist
Downloadable steps for structure, encoding, duplicates, and formulas before delivery.
See the checklist ↗QA report template
Original report template for delimiters, headers, irregular rows, formulas, and findings in a sanitized CSV/TSV.
See the template ↗Offline mini toolkit
Python script and guide to clean a CSV/TSV copy without uploading files or overwriting the original.
See the toolkit ↗Privacy and boundaries
Clear scope before any change.
Use a sanitized copy
Do not send passwords, credentials, medical information, unnecessary personal data, or full account numbers.
Keep the original
Work on a copy and describe the one rule or issue you want checked. Missing facts are never invented.