Best Cart customization apps for Shopify

Essential Bundles & Upsells · since 2024 · Upsell and bundles

Lift AOV with Frequently Bought Together Upsell and Cross-sell

506 · since 2019 · Promotions

Delight customers by adding targeted gifts to their carts

Kaching Bundles & Upsells · since 2024 · Upsell and cross-sell

Boost AOV with a custom slide cart featuring upsells, urgency timer, free shipping/gift bar, etc.

Essential Apps · since 2022 · Cart customization

Lift AOV via Free Shipping Bar Goal Cart Upsell and Cross Sell

AOV.ai · since 2025 · Checkout

Slide cart drawer with cart upsell, rewards & free shipping

App HQ Pte. Ltd. · since 2019 · Cart customization

Add slide cart to boost AOV with upsells & free shipping bar

Essential Apps · since 2025 · Cart customization

Add a cart drawer with AI upsells, reward bar, free shipping goals and sticky add to cart bar. Customize with HTML and CSS. Markets and 24/7 support.

Kaching Bundles & Upsells · since 2024 · Checkout

Boost AOV via 1-click Checkout upsells & Thank You page offers

E-TRADE PARTNER · since 2024 · Checkout

Hide, sort, reoder, rename payment methods with payment rules

Xboost · since 2024 · Cart customization

Slide Cart with Free Shipping Bar, Free Gift & Product Add-ons

StoreSpark · since 2023 · Cart customization

Customize checkout behavior with conditional powerful rules

Square Apps · since 2024 · Checkout

Keep the Sticky Add to Cart Bar visible on scroll to boost AOV

Cirkle Studio LLC · since 2023 · Checkout

Control your shipping rates by multiple conditions at checkout

Advan Software · since 2024 · Discounts

Boost conversions/AOV with auto-added free gifts and upsells.

W3trends · since 2015 · Pricing quotes

Let your customers request quotes through your cart.

CartyLabs · since 2021 · Upsell and cross-sell

Boost Sales with In-Cart Upsells, Free Gifts, Rewards & Deals

SCALA · since 2024 · Cart customization

Offer payment method based discounts during checkout

GEFA Technology · since 2024 · Cart customization

Boost AOV with upsells, free gifts, progress bar & urgency.

Navidium Apps · since 2023 · Cart customization

Custom slide cart, bundles, ab testing, bundles, and discounts

Oxify App · since 2024 · Upsell and cross-sell

Boost AOV with cart drawer, upsells & post purchase upsell