How do I convert CSV files?

Choose your CSV files or drop them on this page, pick the format you need (XLSX, JSON, TSV and ODS), then select Convert and save the results.

Is it safe to convert CSV files here?

Yes. Decant converts CSV files in your browser, so they aren't uploaded to a server, and nothing is stored or logged.

Yes. Add as many as you like and they convert together; when there are several results you can save them all as one ZIP.

.csv.xlsx

Convert CSV files to XLSX, JSON, TSV and more, without uploading them. No ads, no tracking, no sign-up.

or drop them anywhere on the page, or paste

CSV stores a table as plain text, one row per line with commas between values. Every spreadsheet and database can open it.

How do I convert CSV files?: Choose your CSV files or drop them on this page, pick the format you need (XLSX, JSON, TSV and ODS), then select Convert and save the results.
Is it safe to convert CSV files here?: Yes. Decant converts CSV files in your browser, so they aren't uploaded to a server, and nothing is stored or logged.
Can I convert many CSV files at once?: Yes. Add as many as you like and they convert together; when there are several results you can save them all as one ZIP.