Convert XLS Online


XLS - Microsoft Excel Binary File Format


Format introduction:

Microsoft Excel up until 2007 version used a proprietary binary file format called Excel Binary File Format (.XLS) as its primary format. Excel 2007 uses Office Open XML as its primary file format, an XML-based format that followed after a previous XML-based format called "XML Spreadsheet".

Technical details: has created documentation of the Excel format. Since then Microsoft made the Excel binary format specification available to freely download.


File extension .xls
MIME application/
Developed by Microsoft
Type of format Spreadsheet
Associated programs Microsoft Office, LibreOffice, Kingsoft Office, Google Docs.
Sample file sample.xls
Wikipedia XLS on Wikipedia


The list shows what formats can convert to XLS and what formats can be converted from XLS. Click on a link below to start a specific conversion.

# Conversion Type Position
1 XLS to PDF document FROM XLS
2 XLS to HTML document FROM XLS
3 XLS to TXT document FROM XLS
4 XLS to DOC document FROM XLS
5 XLS to DOCX document FROM XLS
6 XLS to RTF document FROM XLS
7 XLS to XLSX document FROM XLS
8 XLS to ODT document FROM XLS
9 XLS to ODS document FROM XLS
10 XLS to XPS document FROM XLS
11 XLS to CSV document FROM XLS
12 XLS to MHT document FROM XLS
13 XLS to JSON document FROM XLS
14 XLS to PNG image FROM XLS
15 XLS to JPG image FROM XLS
16 XLS to BMP image FROM XLS
17 XLS to TIFF image FROM XLS
18 PDF to XLS document TO XLS
19 XLSX to XLS document TO XLS
20 ODS to XLS document TO XLS
21 XPS to XLS document TO XLS
22 OXPS to XLS document TO XLS
23 CSV to XLS document TO XLS
24 VCF to XLS document TO XLS
25 XML to XLS document TO XLS
26 JSON to XLS document TO XLS
27 YAML to XLS document TO XLS