Operator utility
CSV De-Duper & Cleaner
The CSV De-Duper removes duplicate rows by any column you choose, normalizes phone numbers, and splits owner names like "SMITH JOHN & MARY" into separate columns. All processing is local — your file never leaves your browser.
Drop your CSV here
Files never leave your browser. Up to ~50,000 rows comfortably.
How to use it
- STEP 01
Drop a CSV
Files are processed locally in your browser according to the tool’s current behavior.
- STEP 02
Pick a dedupe column
Choose the column that best represents a unique record in your working list.
- STEP 03
Download the cleaned file
Review the output before enrichment, outreach, or import into another system.
Keep the context close
Need more than a utility?
Use the calculator or cleaner as one step inside a broader property intelligence workflow.
Why clean a list before enrichment
Duplicate and inconsistent records make a working list harder to review. Cleaning a CSV before enrichment can help reduce repeated rows and keep the handoff easier to audit. Always inspect the downloaded file before using it.