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CSV Viewer

Upload and explore CSV files with powerful search and filtering

Sortable ColumnsLarge File SupportBrowser-basedNo Upload Needed

Upload CSV

Upload a CSV file to view its contents

Drop files here or

Maximum file size: 10MB • Files: 0 / 1

Accepted file types: .csv,text/csv,application/csv

About this tool

View, sort, filter, and analyze CSV files in a spreadsheet-like interface. Import large datasets without Excel or Google Sheets, directly in your browser.

About

CSV Spreadsheet Viewer for Data Analysis Without Spreadsheet Software

CSV (Comma-Separated Values) is the universal format for tabular data — exported from databases, saved from Excel, generated by analytics tools, and used for data exchange. Reading raw CSV is tedious: rows are hard to parse visually, columns don't align, and if there are thousands of rows, scrolling is slow.

A CSV viewer renders CSV as a formatted table: headers appear as column titles, rows are properly aligned, and you can scroll, sort, and filter without opening Excel (which can be slow for large files) or uploading sensitive data to external services.

OmniToolsKit's CSV viewer handles encoding detection (UTF-8, Latin-1, etc.), custom delimiters (commas, semicolons, tabs, pipes), and quoted fields containing special characters. You can sort by any column, filter rows by text search or regex, export filtered results, and work with files up to 100MB entirely in your browser with no data ever leaving your device.

Common Use Cases for CSV Viewing and Analysis
1

Analyzing Large Datasets Without Excel

Open CSV exports from your database, analytics platform, or data warehouse to explore structure, spot outliers, and understand data without needing spreadsheet software.

2

Inspecting Exported Data Before Import

Review CSV data exported from external sources before importing into your system. Check for encoding issues, unexpected formatting, or missing columns.

How to Use
  1. 1

    Upload or Paste CSV Data

    Drag and drop a CSV file or click to upload. Alternatively, paste CSV content directly into the text input. The tool auto-detects the delimiter and encoding.

  2. 2

    Configure Delimiter and Encoding

    If auto-detection misses the delimiter (comma, semicolon, tab, pipe), select it manually. Choose encoding (UTF-8, UTF-16, ISO-8859-1) if characters appear garbled.

  3. 3

    Browse, Sort, and Filter

    Click column headers to sort ascending/descending. Use the filter panel to search or regex-match specific columns. Apply multiple filters to narrow down data.

  4. 4

    Export Filtered Results

    Download the filtered/sorted data as a new CSV file, or copy selected cells to clipboard for pasting into other applications.

Features
  • Large File Support and Streaming

    Handle CSV files up to 100MB by streaming rows as you scroll. No need to load the entire file into memory.

  • Custom Delimiter and Encoding Detection

    Auto-detect delimiters (comma, semicolon, tab, pipe) and encodings (UTF-8, UTF-16, Latin-1). Override detected settings if needed.

  • Interactive Column Sorting and Row Filtering

    Sort by any column in ascending or descending order. Filter rows using text search or regex patterns. Chain multiple filters for precise data slicing.

  • Export and Copy Results

    Download filtered/sorted data as CSV, or copy selected cells and rows for pasting into spreadsheets or documents.

Frequently Asked Questions

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