How Do You Charge for Your Program?

No, seriously. I'm in the very final steps of my program. It's an all in one productivity suite geared towards solo users. I created it because I hated having to open multiple apps or windows to do what I wanted. I also hated that Trello wanted me to pay them just to set the colors of the tasks. Then I started to pay attention to other people's gripes and needs. In my opinion what I've made is actually quite good. But how the hell do I charge for it? I don't feel right about it, I want people to actually use it and I feel like the people I'm making it for won't actually use it if I charge money but in my opinion I absolutely have a product worth charging for…