Hey @felixwinkler,I noticed none of the answers actually respond to your question.I developed an app that does exactly that not long ago, here is a link to it:https://apps.shopify.com/axe-check-my-boxIt looks very much like the amazon feature, so I'm...

Hey @mackattack I noticed none of the answers actually respond to your question.I developed an app that does exactly that not long ago, here is a link to it:https://apps.shopify.com/axe-check-my-boxIt is a simple checkbox upsell app that adds a produ...