Product Addons Manager ‑ OCS

Product Addons Manager - OCS allows ecommerce merchants to easily add ready-made addons such as upsells, fees, gift wrap, donations, and promos on product pages, cart, checkout, or post-purchase. It helps merchants capture more revenue from every order without the need to hire a developer. The app offers 15+ addons including eco fees, rush processing, discount codes, loyalty rewards, and age verification, and allows customization of layouts and targeting options. It is designed as a Shopify theme app extension and is compatible with every 2.0 theme.