How does the zoom work on mobile?
Cool Image Magnifier displays a magnifying glass when the mouse is over the product images.
However, on mobile devices there's no such thing as a mouse so it's difficult to mimic the same behaviour.
On mobile, the magnifying glass is displayed when the user drags its finger over the image.
As that may interfere with the mobile gestures used for navigation, we decided to show the loupe only when the centre of the image is tap.
The sides of the image can still be used for regular navigation, as for example, vertical scrolling:
As this behaviour may not suit your needs, the app can be disabled completely on mobile with the following option in the app preferences page: