Blockify brings powerful checkout customization and checkout rules to your Shopify store. Use Blockify Checkout Rules customizer, validate carts and addresses, set oder limits, and streamline payment and shipping. Reduce friction on checkout customization & stop spam and fake orders with checkout form, and boost AOV with checkout rules/blocks and post‑purchase blocks. Customize checkout rules for B2C and B2B stores by checkout extensibility functions by refined rules (payment and shipping).

Canteen lets Shopify merchants automate mandatory deposit and fee rules, including bottle, can, keg, core, and container deposits (Pfand, CRV, Statiegeld, Consigne, Pant), refundable deposits, environmental and recycling fees, core charges, service, handling, convenience, and processing fees, surcharges, adult-signature fees, and security deposits. Build flexible rule sets with tax controls, custom thumbnails, detailed options, and Shopify POS support.

Add product fees and surcharges such as deposits, taxes, tariffs, flat rates or additional insurance to your products with just a few clicks. Fees are clearly itemized in the checkout and in the order. No way to avoid fees for customers. FeeBee supports percentage-based and fixed price fees. Enable fees for specific markets only. Works with any theme without customization and every Shopify plan. Fees are applied to express checkouts (Apple Pay, Google Pay) and work in POS and draft orders.

Get the most out of your product reviews with all your data consolidated in one platform. Deliver a seamless customer experience with all review requests on brand, on time, and never double-sent – Klaviyo already has all your existing templates and applies smart sending rules to all sends.

Recover lost sales and increase revenue with Back in Stock alerts sent via email and SMS. Let customers join waitlists for Out of Stock products with automatic Restock notifications. Support Notify Me widgets for Back in Stock alerts, preorder waitlists, price drop notifications, and low stock warnings - converting interested shoppers into paying customers. Customize Back in Stock alert templates to match your brand and retarget subscribers with exclusive offers to maximize conversion rates.