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Free Online XLSX Sheet to CSV Converter

Convert xl/worksheets/sheet1.xml from an XLSX archive into CSV. Shared strings and sparse cells are supported; formulas are not evaluated and cached values may be stale. Formatting and other sheets are not included. Files are processed temporarily on this server, with an 8 MiB combined upload limit.

Inputs are sent to this server. Uploads are processed temporarily and not retained. Network diagnostics may query public resolvers or the destination website.

Result



How to use XLSX Sheet to CSV Converter
Convert xl/worksheets/sheet1.xml from an XLSX archive into CSV. Shared strings and sparse cells are supported; formulas are not evaluated and cached values may be stale. Formatting and other sheets are not included. Files are processed temporarily on this server, with an 8 MiB combined upload limit.
  1. Set File (maximum 8 MiB).
  2. Run the tool, review the result and its stated limitations, then copy or download if needed.
Example & practical use
Convert xl/worksheets/sheet1.xml from an XLSX archive into CSV. Shared strings and sparse cells are supported; formulas are not evaluated and cached values may be stale. Formatting and other sheets are not included. Files are processed temporarily on this server, with an 8 MiB combined upload limit. The example below demonstrates File (maximum 8 MiB).
Example input:
{}
Result: Actual processed output or live service answers; values depend on the input and request time.
Features & result limitations
Convert xl/worksheets/sheet1.xml from an XLSX archive into CSV. Shared strings and sparse cells are supported; formulas are not evaluated and cached values may be stale. Formatting and other sheets are not included. Files are processed temporarily on this server, with an 8 MiB combined upload limit.
Frequently asked questions
What inputs does XLSX Sheet to CSV Converter accept?
File (maximum 8 MiB)
How should I interpret the XLSX Sheet to CSV Converter result?
Convert xl/worksheets/sheet1.xml from an XLSX archive into CSV. Shared strings and sparse cells are supported; formulas are not evaluated and cached values may be stale. Formatting and other sheets are not included. Files are processed temporarily on this server, with an 8 MiB combined upload limit.
Where does XLSX Sheet to CSV Converter process my data?
Inputs are processed on this server. Uploads use temporary files removed at request end. Public diagnostics contact the named resolvers or website. Private text is not stored in usage counters.