Indeed, lots of MoneyWiz everywhere now! MoneyWiz is currently available on iPhone, iPad, Android phones and tablets, Macs and Windows. We do not have immediate plans to expand any more - instead focus on refining the existing platforms.
Thank you for the suggestion regrading tags! I'll see if something like this is possible. You can check which features are available on which platform here:
Also, here for an overview of Desktop-only features: http://moneywizapp.com/mac/ and http://moneywizapp.com/windows/