Turn your thank you page into revenue. CleanUpsell shows post-purchase upsell and cross-sell offers built from YOUR products — picked by you, shown to every customer right after checkout, when trust is highest. Boost AOV with up to four products, a custom headline, and an optional discount code. Built on Shopify checkout extensibility: no theme code, no scripts, nothing left behind if you uninstall. The clean promise: your products, never third-party ads, never affiliate placements.

• Your products on the thank-you page — picked by you, shown to every customer
• The clean promise: no third-party ads, no affiliate placements, ever
• Optional discount code line to drive the next order
• Native checkout extension — no theme code, nothing left behind on uninstall
• Settings stored durably and never change on their own