The Sew What Pro Program is a great editing program that will allow you to change colors of a design, resize a design with stitch count adjustment, print templates of your designs, add digitized lettering to designs, combine designs, cut out portions of designs, change colors in a design, has a sew simulator that shows how the design stitches out, read and converts to many design formats, etc.
This program works on Windows 7 32 bit or 64 bit operating system and several other Windows operating systems.
Very reasonably priced at $65.00.
Updates are free.
You can download the program and demo it for 30 days or 60 saves.
If you want to Demo it just be sure to download the right Bit version that matches your Windows 7 computer operating system - 32 Bit or 64Bit operating system.
http://www.sandscomputing.com/id11.html