I have been testing Invoice Crow for 3 days now and I am really quite impressed by its features. As an invoice generator I find it to be one of the best, because of the designs it offers and its ease of use. Also, in a couple of hours you can easily learn how everything works. Another thing that will possibly make Invoice Crow one of the best invoice generators is the new features that will be coming soon, which are the Invoice Template Editor and the multi-language support. All in all, I think it is a good investment.And the customer service is phenomenal.