Subscriptions can generate a lot of revenue for developers, which is why we are seeing them in so many apps these days. And it is not just new titles that now involve regular payments, as subscriptions are making their way to existing apps as well. This is now the case with CloudMagic, one of the best -- and my favorite -- cross-platform email apps. It just got an update that changes its name to Newton and adds a number of new, premium features. The latest extras are offered as a rather costly one-year subscription. The transition from CloudMagic to Newton has read… [Continue Reading]