Tool4SaaS

CSV Viewer

View CSV files as sortable, filterable tables with column search, type-aware sorting, and JSON export while keeping large datasets fully private offline.

CSV Viewer

Paste CSV data to preview it as a table. Click headers to sort, filter rows, and copy as JSON.

0 / 512,000 chars (500KB cap)

Preview
No data

Paste CSV above to see the table preview.

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About the author

Written and maintained by the Tool4SaaS team. Every tool runs locally in your browser and is tested in-house for accuracy. Last updated: .

Frequently asked questions

Yes, RFC 4180 quoted fields with double quotes and commas are parsed correctly.

Yes, click headers to sort asc/desc and filter to narrow rows.

Yes, it is free, works offline in your browser, and your data never leaves your device.

How to use CSV Viewer

  1. Paste CSV: Paste CSV text or upload file content.
  2. View table: See data as sortable table.
  3. Filter & copy: Filter rows and copy as JSON.