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Converti XLSX in CSV

Convertitore online gratuito da XLSX a CSV. Veloce, sicuro, senza registrazione.

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Accettato: file XLSX · Max 100 MB per file

xlsx csv

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Need to convert XLSX to CSV? MegaConvert makes it easy. Upload your Microsoft Excel Open XML Spreadsheet (XLSX) file and get a Comma-Separated Values (CSV) file in seconds — no software to install, no signup required. Whether you need this conversion for data analysis, office work / email attachments, our online converter handles it instantly. Free for files up to 25MB, with support for larger files up to 2GB.

How to Convert XLSX to CSV Online

  1. 1
    Upload your XLSX file

    Click the upload area or drag and drop your XLSX file. Files up to 25MB are free. Larger files are supported with pay-per-use.

  2. 2
    Choose CSV as output format

    CSV is automatically selected on this page. You can adjust conversion settings if needed.

  3. 3
    Click Convert

    Hit the Convert button to start processing. Your file will be converted using our high-performance servers.

  4. 4
    Download your CSV file

    Once conversion is complete, click Download to save your new CSV file. Free files are available for 1 hour.

Why Convert XLSX to CSV?

  • **Universal compatibility** — CSV works on virtually every device, operating system, and application without additional software.
  • **Reduce file size** — Converting between formats can significantly reduce file size, making files easier to share via email or cloud storage.
  • **Software requirements** — Your software or platform may require CSV format specifically. Converting ensures full compatibility.

XLSX vs CSV — Format Comparison

Feature XLSX CSV
Full Name Microsoft Excel Open XML Spreadsheet Comma-Separated Values
Developer Microsoft N/A
First Released 2007 1972
Category Spreadsheet Spreadsheet
Extension .xlsx .csv
MIME Type application/vnd.openxmlformats-officedocument.spreadsheetml.sheet text/csv

Formulas, charts, and macros may not transfer to simpler formats like CSV.

Info Formato XLSX

Modern Microsoft Excel format based on Open XML standard with ZIP compression.

Nome completo: Microsoft Excel Open XML Spreadsheet

Developer: Microsoft (2007)

Info Formato CSV

Simple text format for tabular data where values are separated by commas.

Nome completo: Comma-Separated Values

Developer: N/A (1972)

Domande Frequenti

Upload your XLSX file to MegaConvert.io, select CSV as the output format, and click Convert. Your converted file will be ready to download in seconds. No software installation required.
Yes! Files up to 25MB can be converted for free, up to 3 times per day. For larger files, pay-per-use pricing starts at just $2 for files up to 100MB.
Absolutely. All uploaded files are encrypted in transit (HTTPS), scanned for viruses, and automatically deleted after conversion. We never share or access your files.
Free users can convert files up to 25MB. Pay-per-use supports files up to 2GB. Subscribers get up to 2GB with priority processing.
Modern Microsoft Excel format based on Open XML standard with ZIP compression. Developer: Microsoft (2007).
Simple text format for tabular data where values are separated by commas. Developer: N/A (1972).