All cart customization apps with features for custom rules

Add a "buy now" button, sticky add to cart, or whatever else helps customers complete their purchase.

83 apps with

Custom rules

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5.0 out of 5 stars 359 total reviews Free
Lift AOV with Frequently Bought Together Upsell and Cross-sell
Built for Shopify
4.8 out of 5 stars 975 total reviews Free plan available
Add a Slide Cart with a Free Shipping Bar & Upsell Cart Widget
Built for Shopify
4.9 out of 5 stars 793 total reviews Free plan available
Add Sticky Add to Cart, Slide Cart Drawer to boost AOV
Built for Shopify
4.9 out of 5 stars 680 total reviews Free trial available
Delight customers by adding targeted gifts to their carts
Built for Shopify
5.0 out of 5 stars 527 total reviews Free plan available
Lift AOV via Free Shipping Bar Goal Cart Upsell and Cross Sell
Built for Shopify
5.0 out of 5 stars 632 total reviews Free plan available
Boost AOV with cart upsell offers & free shipping bar
Built for Shopify
4.9 out of 5 stars 503 total reviews Free plan available
Auto add to cart a gift with purchase, BOGO, buy X get Y, etc.
Built for Shopify
4.9 out of 5 stars 147 total reviews Free plan available
Customize checkout behavior with conditional powerful rules
Built for Shopify
5.0 out of 5 stars 655 total reviews Free to install
Add terms and conditions checkbox for age verification rules
Built for Shopify
4.9 out of 5 stars 401 total reviews Free plan available
Add sticky cart and quick buy icon to get more sales
Built for Shopify
4.9 out of 5 stars 110 total reviews Free plan available
Charge a fee for Cash on Delivery orders & customize checkout
Built for Shopify
5.0 out of 5 stars 29 total reviews Free
Grow via Cart Upsell Drawer, Sticky Add to Cart & Shipping Bar
Built for Shopify
4.9 out of 5 stars 55 total reviews Free plan available
Hide, sort, reoder, rename payment methods to enhance clarity
Built for Shopify
4.7 out of 5 stars 450 total reviews Free trial available
Maximize revenue on every sale with AI upsells and cross sells
5.0 out of 5 stars 46 total reviews Free plan available
Take full control of payment methods with Kip customizations.
Built for Shopify
4.8 out of 5 stars 783 total reviews Free trial available
AI recommendations: cart, checkout, and post-purchase upsells
4.8 out of 5 stars 31 total reviews Free
Boost AOV with Slide Cart Drawer, Sticky Cart & Trust Badges
4.9 out of 5 stars 204 total reviews Free plan available
Cart reserve message with countdown timer to boost BFCM sales
4.8 out of 5 stars 21 total reviews Free plan available
Boost conversions with auto-added free gifts and discounts.
Built for Shopify
4.8 out of 5 stars 229 total reviews Free plan available
Grow AOV with In Cart Upsell app. Manual/AI Cart Drawer Upsell
Built for Shopify
4.7 out of 5 stars 22 total reviews Free plan available
Boost your AOV by offering Cart Discounts & Free Shipping
Built for Shopify
4.9 out of 5 stars 96 total reviews Free trial available
Shipping rates & rules calculator by product, ZIP, cart, etc
Built for Shopify
4.7 out of 5 stars 581 total reviews Free plan available
Add slide cart drawer with in cart upsell & free shipping bar
4.9 out of 5 stars 347 total reviews Free
BOOST SALES w a Slide Kart & Upsell Side Cart UpCart
83 apps with

Custom rules

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