Pixoo Multi‑Currency Discounts

This app is not working !
it's broken App and i don't know why Shopify not making review such thats app !

after i install the app on my store and click on "Create Discount" like:
- Buy X Get Y discount
- Amount of products discount

it's take me (redirect) to the page in the app says that:

"There is no page at this address

Check the URL and try again, or use the search bar to find what you need."

this app is fake !