Excel Password Unlocker is a software tool whose purpose is to help you recover passkeys from Microsoft Excel - http://www.softpedia.com/get/Office-tools/Office-suites/Microsoft-Office.shtml files, as well as remove some of them.

The installation process does not last very long and does not come with any unpleasant surprises, while the interface you are met with is pretty simple and well-organized. It is comprised of a few buttons, a menu bar and a few tabs which let you easily access all available options.

In addition to that, extensive Help contents are supported which means that all user categories can find their way around it with great ease.

This program enables you to scan the contents of your hard drive for protected Excel spreadsheets, using three modes. To be more accurate, you can skip system folders and databases, skip system directory and simply process all items.

Aside from that, it is also possible to simply upload XLS, XLSX and XLSB spreadsheets, recover “Password to open” and remove both passwords to modify and open. There are three types of attacks you can take advantage of, namely the simple brute force method, brute force with mask and the dictionary-based one.

Last but not least, you can set up the utility to shut down the computer when the retrieval process is done, and you can also pause this operation, so as resume it at a later date.

To conclude, Excel Password Unlocker is a pretty efficient and reliable piece of software when it comes to recovering passkeys from Excel documents. The interface is friendly to all users and the response time is relatively good. However, CPU and memory usage tends to be quite high and it only supports Ms Office from the 97 version to the 2010 one.