Best Programs to Convert WB3 to XLS
Corel Quattro Pro is the best tool to convert WB3 files into XLS with the highest quality. After conversion, the new XLS file can be opened and changed with other software.

Windows
What is file format conversion?
File format conversion is the process of changing a file from one format to another to ensure compatibility with software, systems, or devices, while keeping the structural content of the file intact.
Converting the file format is necessary when the original WB3 format is not supported by the software or device you want to use. This capability allows users to make use of WB3 files in various formats, ensuring compatibility and facilitating seamless information sharing between platforms.
For file format conversion, dedicated programs or online tools are designed to meet this need. These tools come with a simple interface that helps users choose the input WB3 file, set the XLS format, and begin conversion.
How to convert the WB3 file to XLS?
Once you have the converter installed on your computer, you can start converting the WB3 file to XLS format. File conversion usually follows a simple process of a similar nature. When it comes to changing the WB3 file format, make sure you follow these steps:
- Identify the exact location of the WB3 file you want to convert on your computer;
- Open Corel Quattro Pro or any other application designed for file conversion;
- Import the WB3 file to the conversion software;
- Select XLS format as the desired output option;
- Determine the destination on your drive where you want to store the converted XLS file;
- After confirming the conversion, wait for the process to complete.
After the conversion is complete, you will be able to locate the converted XLS file in the location designated from step 5.
About the formats
| Extension | WB3 |
|---|---|
| File Type | Corel Quattro Pro 7 And 8 Format |
| Category | Spreadsheet Files |
| Developed by | Corel |
| Format | Binary |
| MIME types | application/wb3, application/x-qpro, application/x-quattro-win, application/x-quattropro, application/x-QuattroPro-viewer, application/x-wb3 |
| HEX code | - |
| ASCII code | - |
| Extension | XLS |
|---|---|
| File Type | Excel Spreadsheet |
| Category | Spreadsheet Files and Data Files |
| Developed by | Microsoft |
| Format | Binary |
| MIME types | application/excel, application/msexcell, application/vnd.ms-excel, application/x-dos_ms_excel, application/x-excel, application/x-msexcel, application/xls |
| HEX code | - |
| ASCII code | - |
Finding answers to WB3 file problems
If you’re having trouble opening WB3 files, we can suggest a variety of commonly used solutions:
- Start by requesting a new transmission of the original WB3 file, as there is a possibility that it was damaged during the transfer;
- It may be worth trying to download a different variant of the file from the Internet that matches your platform requirements;
- Oftentimes, you can find the file you need in XLS format already converted and uploaded on the internet.

