Easily combine two CSV files into one without any downloads or complex software — just upload and merge in your browser. Perfect for quickly appending data from multiple spreadsheets.
How It Works: Upload your primary CSV (the one with the header row you’ll keep) as the first file. Then select the second CSV to append its rows below.
CSV Merger
Select the primary CSV (header will be used)
Select the CSV to append
Download ready!
Quick Tips:
- Ensure both files have matching column headers for best results.
- The tool handles basic quoted fields but works best with simple CSVs.
- Merged file downloads automatically!
If you run into issues, double-check file formats or try smaller files first.
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