A new version has been released!
MineSwee++ 2 incorporates a new algorithm. (I think) It's smarter and you can somehow adjust its difficulty too.
Download at:
http://mnjul.net/mspp-dl.php
Fix game startup problems:
http://mnjul.net/mspp-faq.php
This Preview Release still uses VB interface and has some (workaround-available) startup problems sometimes. But it's still surely enjoyable.