HeartsFlourish review for AOP+ Easy Print on Demand

I just discovered that this app does not automatically transfer a payment made by my shopify store paypal button. The funds sat in my business paypal account, ergo, my order did not go through. Luckily, it was my own order, which I always place before I go live. I cannot use an app that will not accept automatic transfers between payment methods and their business. Too bad, because I think I'd like their facemasks. I'd give them 0 stars but...