All cart customization apps with features for additional fees

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

37 apps with

Additional fees

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4.9 out of 5 stars 820 total reviews Free plan available
Add Sticky Add to Cart, Slide Cart Drawer to boost AOV
Built for Shopify
5.0 out of 5 stars 649 total reviews Free plan available
Boost AOV with cart upsell offers & free shipping bar
Built for Shopify
5.0 out of 5 stars 72 total reviews Free trial available
Hide, sort, reoder, rename payment methods to enhance clarity
Built for Shopify
4.8 out of 5 stars 112 total reviews Free plan available
Charge a fee for Cash on Delivery orders & customize checkout
Built for Shopify
5.0 out of 5 stars 51 total reviews Free plan available
Take full control of payment methods with Kip customizations.
Built for Shopify
4.9 out of 5 stars 709 total reviews Free trial available
Delight customers by adding targeted gifts to their carts
4.9 out of 5 stars 71 total reviews Free plan available
All-in-one app to create checkout customization and validation
Built for Shopify
4.9 out of 5 stars 26 total reviews Free plan available
Boost conversions with auto-added free gifts and discounts.
Built for Shopify
4.8 out of 5 stars 583 total reviews Free plan available
Add slide cart drawer with in cart upsell & free shipping bar
4.8 out of 5 stars 34 total reviews Free trial available
Boost AOV with Cart Drawer, Upsell, Reward Bar & Shipping Bar
Built for Shopify
5.0 out of 5 stars 12 total reviews Free
Offer cart upsells via progress bar free gifts & free shipping
4.7 out of 5 stars 161 total reviews Free plan available
Cart Upsell—Boost Sales with Slide Cart Drawer Offers
5.0 out of 5 stars 14 total reviews Free plan available
Customizable slide cart, upsells, discounts, bundles, and more
4.4 out of 5 stars 68 total reviews Free plan available
Boost sales with instant checkout on apple pay buy now button
4.5 out of 5 stars 14 total reviews Free
Motivate Customers to Buy More with Seamless Gift Progress Bar
5.0 out of 5 stars 7 total reviews Free
Build Branded Sliding Cart That Boosts AOV and Conversion Rate
4.9 out of 5 stars 74 total reviews Free plan available
Let users reorder product or repeat last order with one click
5.0 out of 5 stars 6 total reviews Free plan available
Maximize conversion with Dynamic Add to Cart Button Animations
5.0 out of 5 stars 1 total reviews Free
Boost sales w/ diverse slide cart drawer, progress bar designs
4.9 out of 5 stars 35 total reviews Free to install
Lift sales and AOV with cart rules, upsells & order protection
4.9 out of 5 stars 66 total reviews Free trial available
Slide cart with in cart upsell, cart discount code & more!
5.0 out of 5 stars 141 total reviews Free plan available
Boost Sales with Slide Cart Upsell, free gift, rewards& Offers
4.7 out of 5 stars 23 total reviews Free trial available
Add unlimited custom fields, terms on cart or register page
3.1 out of 5 stars 35 total reviews Free
Give customers the option for a protected checkout experience
37 apps with

Additional fees

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