Where ExcelErrorFinder Is the Better Fit
The clearest advantage is access. Spreadsheet Inquire requires Office Professional Plus or a Microsoft 365 plan that includes it, and must be manually enabled even when available. It is Windows-only and does not run on Mac, and it is not accessible from a browser or a machine without Excel installed.
ExcelErrorFinder requires nothing. Open the site, upload the workbook, and the audit runs immediately. It works on any operating system in any modern browser, which is useful for users on managed corporate laptops where add-ins are restricted, Mac users, and anyone auditing a file on a shared or remote machine.
It also explains issues in plain English. Rather than showing a technical diagram of cell relationships, ExcelErrorFinder gives you the cell address, what the problem is, why it matters, and how to fix it — including links to detailed solution guides for every error type it finds.
Where Spreadsheet Inquire May Be the Better Fit
If you already have access to Spreadsheet Inquire, it is a strong tool for deep workbook analysis. It can generate interactive diagrams of cell dependencies, identify cells with excess formatting that inflate file size, and run the built-in Compare feature on two workbooks side by side inside Excel. For users in enterprise finance teams who do this regularly inside Excel, the native integration is convenient.
Both Together
There is no reason to choose only one. Many users run a quick browser audit on ExcelErrorFinder first to catch obvious issues, then use Spreadsheet Inquire for deeper dependency diagrams on large financial models. ExcelErrorFinder can also be used when Spreadsheet Inquire is unavailable — on a colleague's machine, on a Mac, or when reviewing a file sent to you externally.