XLS File Converter — Convert .XLS to CSV, DTA, FEATHER & More

XLS is the binary file format used by Microsoft Excel versions 97 through 2003. It uses a structured storage file format (Compound File Binary Format). While st…

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Source Format

Microsoft Excel Spreadsheet (Legacy)

.xls
Spreadsheets

XLS is the binary file format used by Microsoft Excel versions 97 through 2003. It uses a structured storage file format (Compound File Binary Format)...

application/vnd.ms-excel
Learn more

Convert XLS to (16 formats)

Comma-Separated Values
.csv
CSV
Stata Data File
.dta
DTA
Feather / Arrow
.feather
FEATHER
Hierarchical Data Format 5
.h5
H5
HyperText Markup Language
.html
HTML
JavaScript Object Notation
.json
JSON
Markdown
.md
MD
OpenDocument Spreadsheet
.ods
ODS
Apache ORC
.orc
ORC
Apache Parquet
.parquet
PARQUET
Portable Document Format
.pdf
PDF
Python Pickle
.pkl
PKL
LaTeX Source
.tex
TEX
Plain Text File
.txt
TXT
Microsoft Excel Open XML
.xlsx
XLSX
Extensible Markup Language
.xml
XML
.xls

Select a Target Format

Choose one of the 16 output formats on the left to configure your conversion options.

Popular XLS Conversions

XLS→CSVXLS→DTAXLS→FEATHERXLS→H5XLS→HTMLXLS→JSONXLS→MDXLS→ODSXLS→ORC

What is a .XLS file?

XLS is the binary file format used by Microsoft Excel versions 97 through 2003. It uses a structured storage file format (Compound File Binary Format). While still widely supported, it has largely been superseded by the XML-based XLSX format.

File Extension
.xls
MIME Type
application/vnd.ms-excel
Category
Spreadsheets
Output Formats
16 supported

Frequently Asked Questions

A .XLS file is a Microsoft Excel Spreadsheet (Legacy) format used in the spreadsheets category. You can view the full technical details on this page, or convert it to another format using the tool above.