CSV to Excel
Convert a CSV file to Excel (.xlsx) in your browser. Download a real spreadsheet — nothing is uploaded.
Sort Excel rows by any column, ascending or descending, in your browser — then download the workbook.
Drop an Excel file here or click to choose
Sorted locally — nothing is uploaded
Sort Excel rows by any column, ascending or descending, then download the sorted workbook.
Everything runs locally in your browser — your files are never uploaded to a server.
Drop an Excel file, choose a sheet, pick the column and sort direction, then download the sorted workbook.
Yes. Every Excel and CSV tool on ReallyUseful.Tools is free to use, with no account or subscription required.
No. Files are processed in your browser on this device. Nothing is uploaded to our servers.
No. These tools run in a modern web browser, so you do not need Microsoft Excel or desktop spreadsheet software installed.
Convert a CSV file to Excel (.xlsx) in your browser. Download a real spreadsheet — nothing is uploaded.
Convert Excel .xlsx or .xls to CSV in your browser. Choose a sheet and delimiter, then download.
Open and browse a CSV in a paginated table in your browser. No upload — view large files locally.
Combine multiple CSV files into one in your browser. Rows are stacked and headers aligned by name.
Convert CSV rows into structured XML in your browser. Each row becomes an element — nothing is uploaded.