BDK Excel Rescue
Free Excel Cleaner and Duplicate Remover
Clean, fix and compare Excel and CSV data in your browser.
🔒 Your files stay on your device. Processing happens in your browser, and your documents are not uploaded to BusyDayKit servers.
Excel Rescue removes duplicates and empty rows, trims spaces, finds and replaces values, renames and reorders columns, and compares two files, with undo for every step.
Comparison result
Summary of changes
What Excel Rescue does
Excel Rescue is a free, browser-based spreadsheet cleaner. Open an Excel (.xlsx) or CSV file, tidy it up and download the result as a new file. Your original file is never changed.
It is built for the everyday jobs that eat time: removing duplicate rows, deleting empty rows, trimming stray spaces, fixing a wrong word across a whole column, renaming or reordering columns, and checking which items appear in one list but not another.
Features
- Remove duplicate rows by one or more chosen columns, keeping the first or last match
- Remove empty rows and trim extra spaces from cells
- Find and replace across a column or the whole sheet
- Rename, reorder and remove columns
- Compare two files by a key column such as an item code: missing, extra and changed rows
- Undo your last cleaning step, see row counts and a summary of changes
- Download the cleaned data as CSV or Excel (.xlsx)
How to use Excel Rescue
- Drop an Excel (.xlsx) or CSV file onto the page, or choose it from your device.
- Pick the worksheet if the workbook has more than one.
- Choose the columns that define a duplicate, then run Remove duplicate rows, Remove empty rows or Trim spaces.
- Use Find and replace, or rename and reorder columns if needed.
- Check the row counts and change summary, then download CSV or Excel.
Frequently asked questions
How do I remove duplicate rows from an Excel or CSV file?
Upload the file, tick the columns that should make a row unique (leave all unticked to compare whole rows), choose whether to keep the first or last match and press Remove duplicate rows. The summary shows how many rows were removed and you can undo it.
Can I compare two Excel files?
Yes. Use the Compare tab, add a second file and choose the key column in each, for example an item code. Excel Rescue lists rows that are missing from one file, extra in the other, and rows whose other values differ.
Does it change my original file?
No. Everything happens on a copy in your browser. You download the cleaned result as a new file.
Does it support old .xls files?
Not yet. Save the file as .xlsx or CSV in Excel first. The tool will tell you if it receives an unsupported .xls file.
Privacy: your files stay with you
Your files stay on your device. Processing happens in your browser, and your documents are not uploaded to BusyDayKit servers.
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