Invoice.to is a simple and beautiful invoice generator, integrated with Credit Card, Bitcoin, ACH (via Stripe) and Paypal, built around tools we use every day.
Beautiful design and simple UXCons:
The idea behind this app is great, but I'm not sure how anyone actually uses it successfully. It constantly deletes things and clears inputs. I've now had to start from scratch on invoices two pay cycles in a row.Stanford Rosenthal has used this product for one month.