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Spreadsheet · Excel & CSV

Spreadsheet Tools

View, clean, compare and convert Excel and CSV files directly in your browser.

● Local processingNo file uploadsNo account required
Choose a spreadsheet

Drag and drop here, or choose from your device.

.xlsx, .xls, .csv · Up to 50 MB

Tool library

Popular Spreadsheet Tools

4 local tools
XExcel

Excel Viewer

Open XLSX or XLS workbooks, switch sheets, search rows and export selected data without uploading your file.

CCSV

CSV Cleaner

Remove empty rows, duplicates, extra spaces and formatting problems from CSV files without uploading your data.

CSVExcel

Excel to CSV

Convert XLSX or XLS worksheets to CSV directly in your browser. Your files are processed locally and never uploaded.

XCSV

CSV to Excel

Create an XLSX workbook from CSV data with a custom workbook name and worksheet name.

Tool library

Excel Tools

6 local tools
XExcel

Excel Viewer

Open XLSX or XLS workbooks, switch sheets, search rows and export selected data without uploading your file.

CSVExcel

Excel to CSV

Convert XLSX or XLS worksheets to CSV directly in your browser. Your files are processed locally and never uploaded.

{}Excel

Excel to JSON

Turn a worksheet into an array of objects or arrays, preview the JSON and download it locally.

SExcel

Excel Sheet Extractor

Select workbook sheets and export each one as XLSX or CSV, with ZIP packaging when needed.

DExcel

Excel Duplicate Finder

Find exact or key-column duplicates in a selected worksheet and export a clean result or report.

ΔExcel

Compare Excel Files

Find added, removed and changed rows between two Excel files using selected key columns.

Tool library

CSV Tools

6 local tools
CSVCSV

CSV Viewer

Detect delimiters, search and sort CSV rows, control visible columns and download a safely re-parsed file.

CCSV

CSV Cleaner

Remove empty rows, duplicates, extra spaces and formatting problems from CSV files without uploading your data.

MCSV

CSV Merge

Append several CSV files by matching headers, column position or a union of all columns.

SCSV

CSV Split

Split a CSV by row count, file count, a column value or an estimated file size.

XCSV

CSV to Excel

Create an XLSX workbook from CSV data with a custom workbook name and worksheet name.

DCSV

CSV Duplicate Remover

Choose key columns, preview the duplicate count and download a cleaned CSV in a focused workflow.

Recently Used Tools

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