Yes, go to the Forms mode on a Apple you go to upper line and click on View and then Forms in the drop-down.
Then when Forms open go to the top and click on Open Form and type "What-if-worksheet"
Then you will see a box on the worksheet you can select MFJ versus MFS.
Within 2 minutes you can see the difference and you compare the tax on the MFJ to the two MFS columns.
it is a great tool to use.