File Convert

Convert XLSX to CSV

Free online XLSX-to-CSV converter — upload a XLSX file and download a CSV. Fast, private, no signup.

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XLSX vs CSV

XLSX

Office Open XML spreadsheet (Excel).

About XLSX ↗

CSV

Comma-separated values; the universal tabular interchange.

About CSV ↗

XLSX to CSV: frequently asked questions

How do I convert XLSX to CSV?

Drop your XLSX file into the converter above — we auto-detect the real format from its bytes, convert it, and give you a CSV to download. No software to install.

Is the XLSX to CSV converter free?

Yes. Convert XLSX to CSV for free right in your browser, with no account needed to get started.

Is it safe and private?

Your file is transferred over an encrypted connection and anonymous uploads are temporary. You can also view and strip metadata (location, device, author) before you download.

What's the difference between XLSX and CSV?

Office Open XML spreadsheet (Excel). Comma-separated values; the universal tabular interchange.

Related conversions

Convert XLSX to: ODS · TSV · PDF · JSON · HTML · YAML · PARQUET · AVRO · NDJSON · ORC

Convert to CSV from: AVRO · JSON · NDJSON · ORC · PARQUET · XML · YAML · PDF · ODS · TSV

Browse all supported formats →