From Direct Logic Systems:
Why is it so difficult to print envelopes on a computer? Easy Envelopes answers that question with a simple and intuitive way to print professional-looking envelopes quickly and easily.
Other programs are so complex that it takes 15 minutes to configure and print just one envelope.
The name Easy Envelopes describes this program perfectly. Printing an envelope is very easy. Just type in the To: and From: addresses and click Print.
Easy Envelopes has the option to add a monogram or logo graphic if you so desire. An option to print the US Postal Service PostNet barcodes is available that can help the post office route and deliver your mail faster.
Easy Envelopes is designed to print single envelopes effortlessly. It does not have all of the complicated things like batch processing, mail merge, and databases that you don't need and don't have to pay for.
Most standard envelope sizes are supported. Try Easy Envelopes for yourself and you will discover that it's the best program for printing envelopes.