The simplest explanation usually being the right one, you have either created a product that your target customers don't want/need or you have not reached your

The simplest explanation usually being the right one, you have either created a product that your target customers don't want/need or you have not reached your target customers. Since you didn't get much contact info, you need to find some freelancers and ask them what they think, if is valuable to them, etc. It's also possible that no freelancers hang out where you have made your launch announcements.