Convert to XLS
Convert WB1, WB2, DBF, DIF and 14 more supported formats to XLS online. Choose a file and download a genuine .xls result.
Drop a file to convert it to XLS
We'll detect the input format and show the right settings for a genuine .xls result.
XLS is the legacy Microsoft Excel workbook format used by older spreadsheet systems. This destination page brings every supported route to XLS together, so you can begin with the file you already have.
Rows, fields, headings, and supported value types are mapped into the XLS structure so the result remains practical to open and continue editing.
XLS opens in Microsoft Excel and office suites that support legacy workbooks.
Choose an XLS Converter
Open a specific route when you already know your input format.
Frequently Asked Questions
How do I convert a file to XLS?
Choose a supported file on this page. Crest Convert detects its format and shows the matching XLS settings here. Review the available options, start the conversion, and download the finished .xls file without leaving the page.
Which files can I convert to XLS?
This page supports 18 input formats, including WB1, WB2, DBF, DIF, SLK, 123, WK1, and WKS. The available routes are listed below so you can also open a specific converter directly.
What is XLS best used for?
XLS is the legacy Microsoft Excel workbook format used by older spreadsheet systems. This destination page brings every supported route to XLS together, so you can begin with the file you already have.
What is preserved when I convert to XLS?
Rows, fields, headings, and supported value types are mapped into the XLS structure so the result remains practical to open and continue editing.
Which applications can open XLS files?
XLS opens in Microsoft Excel and office suites that support legacy workbooks.
Can I convert several files to XLS?
Yes. After Crest Convert identifies the source format, you can add more compatible files on this page, process the batch, and download the completed results individually or together when ZIP download is available.
Is converting files to XLS secure?
Yes. Browser conversions stay on your device. Files that require server processing are transferred over an encrypted connection, handled securely, and automatically deleted shortly after conversion. No account is required.
How do I convert a file to XLS?expand_more
Choose a supported file on this page. Crest Convert detects its format and shows the matching XLS settings here. Review the available options, start the conversion, and download the finished .xls file without leaving the page.
Which files can I convert to XLS?expand_more
This page supports 18 input formats, including WB1, WB2, DBF, DIF, SLK, 123, WK1, and WKS. The available routes are listed below so you can also open a specific converter directly.
What is XLS best used for?expand_more
XLS is the legacy Microsoft Excel workbook format used by older spreadsheet systems. This destination page brings every supported route to XLS together, so you can begin with the file you already have.
What is preserved when I convert to XLS?expand_more
Rows, fields, headings, and supported value types are mapped into the XLS structure so the result remains practical to open and continue editing.
Which applications can open XLS files?expand_more
XLS opens in Microsoft Excel and office suites that support legacy workbooks.
Can I convert several files to XLS?expand_more
Yes. After Crest Convert identifies the source format, you can add more compatible files on this page, process the batch, and download the completed results individually or together when ZIP download is available.
Is converting files to XLS secure?expand_more
Yes. Browser conversions stay on your device. Files that require server processing are transferred over an encrypted connection, handled securely, and automatically deleted shortly after conversion. No account is required.