Scroll Freely: Infinite Scroll

It is a simple app once installed, but with all the themes on Shopify, it is not clear as to what file name and line to put this developer's activation code. They can do it for you, but I wish the code could be preinstalled or installed on your theme for you automatically or with a button. They did have instructions for my theme, but I got an error message when trying to access it.

Simple setting ...

The app do the work. I've not checked the performance impact so I cannot say. But for the UX it is great.
Only issue is the collection-list page, where the pagination is hidden but no feature from the app is implemented, causing your website to only display one set of collections corresponding to the first "page". I do have more than 50 collections, thus this page is essential. I added a quick ...

Really loved the app, the price is great, the design is good but i couldnt get the app to work with the feature i needed (being used for FILTER pages, not but COLLECTION PAGE.
I contacted customer service, they responded are were rather quick. I ended up going with a app almost 3 times the price (sadly) but it works so im stuck with it.