What is CSV?

Online CSV/Excel Transpose Tool

Effortlessly rotate your CSV or Excel data. Convert rows to columns and columns to rows in seconds. Supports large files with local browser processing.

Input CSV Data

Input Settings
Output Settings

How to use the CSV Transpose Tool?

1 Upload or Paste

Drag and drop your CSV file into the upload area. The tool automatically detects encoding (UTF-8, GBK, etc.) and delimiters. You can also manually paste text into the input field if needed.

2 Configure Options

Choose whether your data has headers, set the input/output delimiters, and decide if you want Excel-compatible formatting or specific quoting rules.

3 Transpose & Process

Click "Transpose Now". For large files, the tool processes data in chunks to keep your browser responsive, showing a progress indicator at the bottom.

4 Download Results

Preview the result in the output area. You can copy it to your clipboard or download it as a new CSV file. All processing happens locally in your browser for maximum privacy.