Why is Firstlight premium offered using a subscription?
Firstlight has been carefully designed to give free users of the app an exceptional shooting experience and exploratory access to some of the most compelling premium functionality. For users who want to entrust and empower FiLMiC to build an ever evolving best in class photography experience, there is a fully optional subscription level that will fund the ongoing future development commitment we have already made to you.
If you would like to learn more about why subscriptions are a net win for consumers, developers, and the platforms that support them, we would invite you to read this article from the folks at Ulysses as to why they decided to adopt a subscription model: