CSV Viewer
Open, search, sort, and preview CSV files directly in your browser.
CSV Viewer
Open CSV, TSV, semicolon, or pipe-delimited data in your browser. The viewer detects common delimiters, shows a table preview, and keeps the data local.
Common uses
- Preview exported reports before importing them
- Search, sort, and inspect rows from pasted CSV text
- Convert filtered CSV rows into JSON for development work
How to use CSV Viewer
The CSV viewer lets you open, search, sort, and inspect CSV data in the browser. It is useful for checking small exports without opening a spreadsheet app.
Developers often use this page when they need csv viewer, csv preview, csv viewer online, and csv viewer for excel.
Privacy and data handling
This tool reads selected files in the browser so you can inspect or convert them without a file upload step.
- Files are read with browser APIs for normal use.
- Large files may use more memory because processing happens on the page.
- Do not open private customer exports on a shared computer.
Examples
Preview a small CSV file
Input
id,name
1,Ada
2,GraceOutput
Rows: 2
Columns: id, nameA quick preview helps catch wrong delimiters or broken rows before import.
Steps
- 1Load or paste CSV data.
- 2Search and sort the rows.
- 3Check columns, values, and formatting before using the file.
Common use cases
- Inspect a downloaded report.
- Check exported data before importing it elsewhere.
- Quickly search a small CSV file.
Practical tips
- CSV files can use different delimiters and quoting rules.
- Look for broken rows when values contain commas.
- Large CSV files may be better handled with a database or spreadsheet tool.
FAQ
Why does my CSV show wrong columns?
The file may use a different delimiter, or a value with commas may not be quoted correctly.
Can I use this for large CSV files?
It is best for small and medium checks. Very large files may be slow in a browser.