Excel binary workbook · .xlsb → .xlsx
Convert Excel binary workbooks to a standard, universally compatible XLSX workbook—open, edit, and Save As locally, without Microsoft Excel.
Windows · macOS · Linux · iOS · Android
0 monthly active users
An .xlsb binary workbook is compact and fast, but .xlsx is the open standard that other people and tools actually expect. WPS Spreadsheet converts XLSB to XLSX locally—without uploading the file or buying Excel.
Pain
Some partners, dashboards, and data tools choke on .xlsb or read it as raw binary, so sharing the original causes open errors.
WPS Solution
XLSB to XLSX — convert so teammates, portals, and analytics tools open a normal workbook.
Pain
Changing .xlsb to .xlsx in Explorer only relabels the file. The content is still binary, so apps hit open errors.
WPS Solution
Use Save As — XLSB to XLSX inside Spreadsheet writes a true Open XML structure, not a fake extension.
Pain
Power Query, reporting platforms, and many business systems expect the open .xlsx format rather than binary .xlsb.
WPS Solution
Pick *.xlsx — convert XLSB to XLSX when a tool or partner requires the standard workbook format.
Pain
Web upload tools ask you to send finance or payroll workbooks to a third-party site—risky for sensitive spreadsheets.
WPS Solution
Local Save As — convert XLSB to XLSX on your PC or Mac. No upload, no Excel license.
BUILT INTO WPS SPREADSHEET
Stop hunting for a one-off converter. Open the .xlsb workbook, choose Save As Excel Workbook, and keep the file on your device.
One installer · Writer + Spreadsheet + Presentation + PDF
Everything you need to convert XLSB to XLSX inside WPS Spreadsheet—open the binary workbook, Save As a real .xlsx file, and keep it local.
No extra converter. Open the .xlsb binary workbook and Save As .xlsx—don't just rename the extension.
An .xlsb is compact but closed. XLSB to XLSX creates the open-standard workbook teammates and tools expect.
You get the speed of binary while you work, and the open .xlsx standard when you hand the file to others.
Online converters upload your spreadsheet. WPS converts locally, so sensitive workbooks never leave this computer.
REAL USERS · WPS OFFICE
Ops and finance turn Excel binary workbooks into open .xlsx files in WPS Spreadsheet—locally, for dashboards and partners that reject .xlsb.
0
USERS
5
PLATFORMS
XLSB→XLSX
SAVE AS
Windows · Mac · Linux · Android · iOS
"Our dashboard still wants .xlsx. Renaming the binary file broke it. WPS XLSB to XLSX Save As gave us a real workbook without buying Excel."
Jordan K.
Operations Analyst
3 STEPS
Install the free suite on Windows, Mac, Linux, iOS, or Android. XLSB to XLSX conversion lives in WPS Spreadsheet—no extra converter needed.
Choose File → Open and select the Excel binary workbook. Review sheets, formulas, and formatting before you convert.
Choose File → Save As, pick Excel Workbook (*.xlsx), and save under a new name. Do not only rename the extension—Save As writes a true Open XML file.
Open the .xlsb binary workbook in WPS Spreadsheet, go to File → Save As, choose Excel Workbook (*.xlsx) as the type, and save under a new name. WPS converts the binary workbook to a standard Open XML .xlsx file locally, with no Microsoft Excel and no upload to a converter site.
XLSB is the Excel binary workbook format—it stores data as compact binary and loads or saves large files faster with a smaller size. XLSX is the standard Open XML compressed workbook format with broad compatibility across Excel, WPS, Google Sheets, LibreOffice, and most data tools. XLSB to XLSX conversion trades a little speed for much better compatibility.
No. Renaming the extension only relabels the file and does not change the binary content. WPS may fail to open the renamed file or read it incorrectly. Always use Save As in WPS Spreadsheet so the XLSB to XLSX conversion writes a true Open XML structure.
Yes. WPS Spreadsheet opens .xlsb binary workbooks and lets you Save As .xlsx without a Microsoft Excel license. WPS Office is free to download and works on Windows, macOS, Linux, Android, and iOS.
Yes, when you convert locally in WPS Spreadsheet. XLSB to XLSX happens on your own device with File → Save As, so payroll, finance, or sensitive workbooks never have to be uploaded to a third-party online converter.
XLSB has a smaller size and faster load time, but XLSX is the open standard that most tools, dashboards, Power Query, and partners expect. Converting XLSB to XLSX improves compatibility and makes the file easy to share and edit in any modern spreadsheet app.
FREE DOWNLOAD · ALL PLATFORMS
Download WPS Office free and convert XLSB to XLSX locally—Save As Excel Workbook without a Microsoft Excel license.
One installer · Writer + Spreadsheet + Presentation + PDF
