Convert CSV to XLSX

Free CSV to XLSX Converter

Muaz Muaz Patrick Csaba Kissi Venelin K
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We use enterprise-grade security to protect your files

256-bit End-to-End Encryption

Bank-level SSL/TLS encryption protects your files during upload, conversion, and download

Automatic File Deletion

Guest files auto-delete in 24 hours or Delete immediately with our privacy option

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We never access, view, or share your files • Conversion is fully automated

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Convert to XLSX

Convert other formats to XLSX

How to convert CSV to XLSX

  1. Upload your CSV file

  2. Wait for the conversion to complete

  3. Download your converted XLSX file

Benefits of converting CSV to XLSX

Enhanced data visualization

Data analysis capabilities

Formatting options

Free and easy to use

Frequently Asked Questions

What is a CSV converter?

A CSV converter is an online tool that transforms CSV files to XLSX format . Our CSV converter maintains file quality while ensuring fast and secure conversion.

How do I convert CSV to XLSX ?

Converting CSV to XLSX is simple: Upload your CSV file, select XLSX as the output format, and click convert. Your file will be ready for download in seconds.

Is the CSV converter free?

Yes, our CSV converter is completely free to use. You can convert CSV files without any cost or registration. Premium features are available for users who need batch processing or larger files.

What's the maximum file size for CSV conversion?

Free users can convert CSV files up to 100MB. Premium users enjoy increased file size limits and additional features like batch conversion.