App only seems to work on my iphone, doesn't work when I visit my website via desktop. I've tried a few browsers and it still doesn't work.
Hello, were you logged in to Shopify admin when you checked the pre-launch page? If so, you should not have seen the pre-launch page, this is necessary so that you can view and manage the shop. This does not affect your customers, they will always see the pre-launch page.