Simon version 4.3.1 is now available. This bug-fix update just has a couple of tweaks:
Remember, Simon's price has been temporarily reduced (for the full license and upgrade license), to celebrate version 4.3 (and 4.3.1). Get it while it lasts!
Changes in 4.3 included:
If you are using the direct edition, you can use the Check for Updates feature in the app to update.
If you are using the Setapp edition, the app will automatically update shortly.
Otherwise, download Simon 4.3.1 now.