From 1099 Pro:
1042-S Pro is the easiest and most advanced software for filing all of your 1042-S forms. 1042-S Pro prepares form 1042-S on plain paper and allows you to print recipient copies B, C, & D on one page and instructions to a separate page. With 1042-S Pro, you can file forms electronically or magnetically. Key-in data or import from text or Excel files.
Version 2009.06.15 includes features requested by customers, addresses issues reported for earlier releases, and activates tax year 2009 forms.
Other related software:
Software titles