Sort CSV File Online
Sort CSV rows alphabetically, numerically, or by date by any column.
Drop your CSV file here
or click to browse from your computer
CSV, TSV, XLSX, TXT• Private in-browser processing
Private by Design — Your CSV Stays on Your Device
OnlineCSV processes your files entirely client-side using browser JavaScript. Your CSV contents are never uploaded to any server, database, or remote service.
No account requiredWorks offlineZero data transmission
How to Use Sort CSV
1
Load CSV
Upload your CSV file.
2
Choose Column & Direction
Select the sort column and choose Ascending or Descending mode.
3
Download Sorted CSV
Save your reordered CSV file.
Frequently Asked Questions
Does it support multi-column sorting?
Yes, you can add primary and secondary sort columns.