Free Online CSV Editor

Need Custom Conversion?

Edit CSV files online with our free CSV Editor. Upload, edit, and download CSV files easily in an Excel-like grid interface.

Your CSV is processed in your browser only. Default download encoding is UTF-8. Very large grids are capped for responsiveness.

Drop a .csv file here or click to browse

Max 25 MB · text/csv or .csv

Uses the last loaded text snapshot (file or “Load into grid”), not unsaved textarea edits.

Grid
Tools
Source

Tips: Paste from Excel uses tab characters between cells and newlines between rows. Arrow keys move between cells when the grid is focused. Undo/redo applies to the whole sheet (add/delete row/column, load, trim, transpose, paste block).

Overview & guides

Edit CSV files online with our free CSV Editor. Upload, edit, and download CSV files easily in an Excel-like grid interface.

Files are processed in your browser. Choose a file in the drop zone, run the conversion or action, then download the result. A preview area keeps the layout stable while you work.

  1. Click the dashed area or drop a file (max 500 MB where applicable).
  2. Wait for the preview when shown; adjust options if the tool provides them.
  3. Start the action, then save the downloaded file. Use Clear to reset the form.

  • Are my files uploaded to a server? Processing runs locally in your browser; files are not sent to our servers for these tools.
  • What are the size limits? Typical limits are shown next to the drop zone (often 500 MB for video-style tools).
  • Which browsers work best? A recent version of Chrome, Edge, Firefox, or Safari is recommended.

Key Features and Benefits

🔒

Privacy & Security

All processes happen directly on your device, ensuring complete privacy and security for your data.

Speed & Efficiency

Experience fast and efficient processing, optimized for modern devices and browsers.

🎛️

Versatile Tools

Convert, view, and edit files of various formats including text, images, videos, and more.

🌐

Cross-Platform Compatibility

Access our tools from any modern browser without the need for installations.

💻

Browser-Based Processing

All processing happens directly in your browser. No uploads are required, ensuring speed and security.

No Installation Needed

Our tools are entirely web-based, so you can get started instantly without downloading any software.