Most iOS devs I’ve seen target the current version and previous version, but no further — usually 2 versions back is where you start to see the differences in f

Most iOS devs I’ve seen target the current version and previous version, but no further — usually 2 versions back is where you start to see the differences in features, available APIs, API behavior differences, etc getting large enough to really be a pain. Aside from saving dev money, being able to target only the last version or two is a real boon for indie/solo devs. It allows them to focus on improving functionality and fixing bugs instead of smoothing out version specific issues.