Instantly Turn Your CSV Into a Beautiful, Interactive Table

Paste, drag-and-drop, or upload a file — all processed 100% in your browser. No sign‑up. No data leaves your device.

Privacy: Your CSV never leaves your browser.
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Fast

Load and explore CSVs in seconds.

✏️

Editable

Inline edits with one-click save.

🔒

Private

All processing stays in your browser.

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Compatible

Works great with Excel & Sheets.

Upload
Upload or drop your CSV
View
We render a clean table instantly
Download
Optionally edit and download CSV

Start by uploading or pasting your CSV

Supported formats: .csv, .txt

Tip: You can also drag & drop your CSV onto this box.

OR

What is a CSV file?

A CSV (Comma-Separated Values) file is a simple text format used to store tabular data. Each line in the file represents a row in the table, and commas separate each field.

Use this tool to easily visualize your CSV data as a structured table, without having to download any software.

How to use the tool?

  1. Upload a CSV/text file or copy your CSV data from Excel, Google Sheets, or any other software
  2. If copying, paste the text in the area above
  3. Instantly visualize your data as a table

How To Use Our CSV Viewer

1

Prepare your data

Export your data in CSV format from Excel, Google Sheets, or any other spreadsheet application.

2

Choose your method

Either upload your CSV/text file directly or copy the content from a text editor.

3

Import your data

Use the file upload button or paste the content into the text area of our CSV viewer.

4

Instantly visualize

Your data is immediately converted into an easy-to-read interactive table.

Animated demo of our CSV Viewer
Animated demo: upload or paste your CSV and view it instantly.

About our free online CSV Viewer

Our CSV Viewer online lets you visualize, edit, and download CSV files for free. Paste your data, drag & drop, or upload a file and instantly get an interactive table.

Benefits

  • 100% client‑side: your data never leaves your browser
  • Fast rendering and smooth editing
  • Works with CSV/TSV and exports back to CSV

Who is it for?

Data analysts, product managers, developers, and anyone who needs a quick CSV tool — no signup, no installation.

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Frequently Asked Questions About CSV Files

What exactly is a CSV file?

A CSV (Comma-Separated Values) file is a simple text file format that stores tabular data. Each line in the file is a row of data, and columns are separated by a specific character, usually a comma. CSV files are widely used for exchanging data between different systems and applications.

How can I create a CSV file?

You can create a CSV file from most spreadsheet applications like Microsoft Excel or Google Sheets by using the "Save As" or "Export" option and selecting the CSV format. You can also create a CSV file manually with any text editor by separating your values with commas.

Why use an online CSV viewer?

An online CSV viewer like ours offers several advantages: no software installation required, instant access from any device, fast data processing, and a user-friendly interface to easily visualize your CSV data as a structured table. You can either upload files directly or paste your data, making it flexible for different workflows. Plus, you can edit your data directly in the table and save your changes with one click.

Can I edit my CSV data in the viewer?

Yes! Our CSV viewer allows you to edit your data directly in the table. Simply click on any cell to modify its value. When you've made changes, a notification will appear with a "Save Changes" button. Click this button to update your CSV data with your edits. This makes it easy to correct errors or update information without having to re-upload your file.

Is my data secure with your tool?

Absolutely. Your security is our priority. Our CSV viewer processes all your data locally in your browser. No data is sent to our servers or stored online, ensuring complete confidentiality, which is particularly important for sensitive or professional data.

What CSV formats are supported?

Our tool supports standard CSV formats (comma-separated), TSV (tab-separated), and other delimited formats. It automatically handles column headers and intelligently detects data types for better visualization.

What file types can I upload?

You can upload .csv and .txt files directly to our viewer. The file should contain properly formatted CSV data with values separated by commas, tabs, or other consistent delimiters. There's no need to open the file in another application first - just upload it directly and see your data instantly.

Is there a size limit for CSV files?

Our viewer is optimized to efficiently process medium-sized CSV files. For optimal performance, we recommend limiting your data to a few thousand rows. Very large files may slow down processing depending on your browser's capabilities.

Features of Our CSV Viewer

Instant Conversion

Transform your CSV data into a structured table in real-time, with no waiting or processing delay. The conversion happens instantly as soon as you paste your data or upload a file.

Local Processing

All data is processed locally in your browser, ensuring optimal security and complete confidentiality of your sensitive information.

Dark/Light Mode

Easily switch between light and dark mode for an optimal viewing experience, regardless of your preference or lighting conditions.

Responsive Design

Fully adaptive interface that works perfectly on all devices: desktop computers, tablets, and smartphones.

Editable Table

Edit your CSV data directly in the table and save your changes with one click. No need to download, edit, and re-upload your files.

Automatic Detection

Automatic recognition of column headers and data types for an optimal presentation of your CSV information.

File Upload

Directly upload CSV and text files without any preprocessing. Simply select your file and instantly see your data transformed into a structured table.

Basic Statistics

Display of essential information such as the number of rows and columns to give you a quick overview of your data.