CSV to Excel
Convert a CSV file to Excel (.xlsx) in your browser. Download a real spreadsheet — nothing is uploaded.
Free web browser tools
Excel
Open an Excel file on your device to convert it, inspect sheets, clean data, or export to CSV and other formats without uploading.
Excel to CSV
Convert Excel .xlsx or .xls to CSV in your browser. Choose a sheet and delimiter, then download.
Excel to XML
Convert an Excel sheet to structured XML in your browser. Choose a sheet and download the result.
Excel to SQL
Generate SQL INSERT statements from an Excel sheet in your browser. Set a table name and download .sql.
Excel to HTML table
Turn an Excel sheet into a styled HTML table in your browser. Preview and download an .html file.
Excel to Markdown table
Convert an Excel sheet into a Markdown table for docs and READMEs. Export locally in your browser.
Excel to PDF
Convert an Excel sheet to a print-ready PDF table in your browser. Large sheets include the first 500 rows.
Excel to vCard
Convert an Excel contact list to vCard (.vcf) in your browser. Map columns and export privately.
Excel viewer
Open and browse Excel .xlsx or .xls in a paginated table in your browser. No upload required.
Excel editor
Edit Excel cells in a spreadsheet grid in your browser. Add or delete rows, then download XLSX or CSV.
Excel analyzer
Inspect an Excel sheet for row and column counts, inferred types, and file size in your browser.
Excel validator
Validate an Excel workbook for empty sheets, empty columns, and missing data in your browser.
Merge Excel files
Combine multiple Excel files into one .xlsx in your browser. Stacks rows from each workbook’s first sheet.
Split Excel
Split a large Excel sheet into smaller workbooks by row count. Download a ZIP of .xlsx files locally.
Remove duplicate Excel rows
Remove duplicate rows from an Excel sheet in your browser. Optionally dedupe on selected columns only.
Excel to CSV with delimiter
Export an Excel sheet to CSV with a comma, semicolon, or tab delimiter — entirely in your browser.
Sort Excel
Sort Excel rows by any column, ascending or descending, in your browser — then download the workbook.
Filter Excel with SQL
Run SQL SELECT queries on an Excel sheet in your browser (table name data). Export matching rows.
Extract Excel columns
Extract selected columns from an Excel sheet into a new workbook in your browser.
Compare Excel files
Compare two Excel workbooks by full row on each file’s first sheet — only in A, only in B, or both.
TSV to Excel
Convert TSV or other delimited text to Excel (.xlsx) in your browser. Paste text or open a file.
Excel FAQs
How are tags used on ReallyUseful.Tools?
Tags group tools by shared traits such as file converter, in browser, or privacy friendly so you can filter the directory by feature.