You can convert all your documents to one Excel file, either in separate worksheets (tabs) or a single worksheet.

To learn how to use the Batch Conversion feature, please go here.

This will result in each PDF converting to a separate sheet within that Excel document.
Before you can convert to a single Excel Workbook, ensure you have "Add new sheet(s)" selected in your Settings > Excel > Conversion to a File then follow the steps below.

This will result in each PDF converting to the same sheet in the Excel document.
Before you can convert to a single Excel Workbook, ensure you have "Add to existing sheet(s)" selected in your Settings > Excel > Conversion to a File then follow the steps below.

Click the "Output File" button and enter a name for your file in the prompt. 

When you’re ready,  Click the “Convert” button.

You will be prompted to verify the action.

PDF2XL will start the conversion process …

And let you know when it’s complete!

Your converted file(s) will be in the folder you selected as your output and will not open automatically.