Earlier in the year I made the business decision to sell our apps via the app store once again. It's working out OK, the store seem to have become much more user-friendly from the back end and we seem to be reaching more people with the apps.
Integrity, Integrity Plus and now the new Integrity Pro are all available at the store for those who prefer to obtain their apps that way, and for those who might not have discovered them otherwise.
Here are the links:
You'll be wondering which one suits you best. There's a handy chart here, which shows a broad outline of features and prices.