Simon version 4 is now available. It includes a significantly redesigned appearance, group support, and numerous other improvements. Plus, version 4 licenses enable an unlimited number of tests!
Important: please note that Simon 4 requires a minimum of Mac OS X 10.10 (Yosemite), and is a paid upgrade from Simon 3. Purchasers since November 1, 2014 are eligible for a free upgrade, and Simon Express, formerly in the Mac App Store, is automatically recognized as a version 3 license.
What features do you hope Simon has? What are you looking for in this kind of product? We'd love to hear from you, so we can enhance it to better suit your needs. Please take a moment to fill in this form while Simon is downloading - it won't interrupt the download. This form and all of its fields are optional, but more information is more helpful: