I wanted exactly this kind of app for my store and this app in paper looked good. But after installing, I see only a blank page. Tried uninstalling and reinstalling again, but again only a blank page.
Sorry to hear that you had a difficult experience installing the app. We have tried to install it on multiple devices after receiving your feedback and have had no issues so far. If you would like to resolve the issue particular to your device, please contact us via email and we will be happy to help you.