Knowing how to compare two Excel files is important in any environment where many people are making changes to the same file. This is common in a corporate environment or when Excel files are shared in the cloud where many people have access to make changes.
How to Compare Two Excel Sheets and Find the Differences
Fortunately, there are a number of ways to compare two Excel files. In some cases, you can merge the changes made in two different Excel files into a single file.
If you have two Excel files with multiple worksheets, the easiest approach is to perform a full worksheet comparison using third-party tools.
There are a few tools online that will help you compare Excel files, but there are also a few that you can use for free. One of them is Spreadsheet Compare, available from SourceForge.