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CSV converter, in your browser.

Convert CSV files to XLSX, JSON, TSV and XLS and more, or turn other files into CSV. Everything on this page is converted in your browser, so your files never leave your device.

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About CSV

CSV is a table written as text: one row per line, values separated by commas. Every spreadsheet and database can import and export it, but it holds one sheet only and no formatting, formulas or data types.

CSV carries no formatting, formulas or multiple sheets, and Excel often misreads its dates and encodings. CSV is plain text that every spreadsheet, database and script can read.

Stands for
Comma-Separated Values
Type
Plain-text table
Compression
None
Introduced
The 1970s, by no single author (described in RFC 4180)
Opens in
Excel, Google Sheets, Numbers, databases and any text editor
Best for
Moving tabular data between systems
File extension
.csv
MIME type
text/csv

Questions

How do I open a CSV file?

CSV opens in: Excel, Google Sheets, Numbers, databases and any text editor. If your device or app cannot open it, convert it to XLSX or JSON above.

What can I convert CSV to?

toany converts CSV to XLSX, JSON, TSV, XLS, ODS, YAML, XML, HTML, MD, XLSM, XLSB, FODS, NDJSON, JSONL, PARQUET, ARROW, FEATHER, SQLITE, GeoJSON, KML, KMZ, GPX, VCF and ICS.

What can I convert to CSV?

toany creates CSV files from XLSX, JSON, VCF, ICS, PARQUET, SQLITE, XLS, ODS, TSV, YAML, TOML, XML, XLSM, XLSB, FODS, DBF, MD, HTML, NDJSON, JSONL, ARROW, FEATHER, MDB, ACCDB, SRT, VTT, ASS, SBV, SMI, TTML, GeoJSON, KML, KMZ, GPX, TopoJSON, WKT, SHP, TCX and FIT.

Are my files uploaded?

No. Every CSV conversion listed here runs inside your browser. The files stay on your device.

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