XLS3 File Extension

File Type

Microsoft Excel 3 For Mac Spreadsheet


Microsoft Corporation


Spreadsheet Files





Basic information about the XLS3 file

XLS3 is the extension given to files that are used in 2 operating systems such as: Mac OS, Windows. XLS3 files are most often associated with the Microsoft Office program. This is an application developed by Microsoft Corporation. Additionally, XLS3 files can be handled by applications like Microsoft Excel.

The data in the XLS3 files are saved in the manner characteristic for Spreadsheet Files. 100 file types are given the XLS3 extension, but most often they are not compatible and you must use a different application to handle each of them. Microsoft Excel 3 For Mac Spreadsheet is a file whose format was originally developed for the Microsoft Office application by Microsoft Corporation. This particular Microsoft Excel 3 For Mac Spreadsheet file was most likely generated by the Microsoft Office program.

Choose the right tool

XLS3 File Extension

XLS3 File Tools

What tools are available?

We provide some of the most important tools for working with the XLS3 file. With their help you will be able to perform many operations on XLS3 files. For example, these tools will help you convert or edit your XLS3 file.

XLS3 File Opener

XLS3 opener is one of the most used tools. Here you will find a way to open your unknown XLS3 file. Opening the XLS3 file is just the beginning. Other file operations can be the next step.

XLS3 File Viewer

The XLS3 Viwer tool helps to preview the contents of a file without the need to install dedicated software. Go to the subpage, select your XLS3 file you want to view and our tool will show you what the file contains

XLS3 File Converter

Try to convert the XLS3 file to a different format if problems arise while working with the XLS3 file. After converting the file to a different format, you may have the option of using additional options for working with the XLS3 file.

XLS3 File Editor

XLS3 editor helps in the process of editing the data in our file. Sometimes you need to be able to fully edit the contents of the XLS3 file, in which case you may need to install dedicated software. Go to our editor to learn more about editing the XLS3 file.



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