Best Cart customization apps for Shopify

Advan Software · since 2024 · Promotions

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

SnapSell (WizzCommerce) · since 2025 · Checkout

Boost AOV w/ fast-loading slide cart drawer, cart progress bar

Upnova · since 2022 · Cart customization

Craft attractive upselling offers and increase your AOV

Pledger Giving Ltd · since 2021 · Customer loyalty

Donate to UK, CA & Global Charities. Store & Customer giving.

Ymq · since 2024 · Checkout

Slide Cart with Reward Bar & Upsell & Add-on To Increase AOV

Code57 · since 2024 · Cart customization

Build no-code rules to control checkout, shipping & payments

Oxify App · since 2024 · Cart customization

Post purchase upsell, checkout upsell & thank you page upsell

HUE – A Helixo Company · since 2022 · Upsell and cross-sell

Build a cart drawer with discount code and cart upsell support

Great Apps Factory · since 2017 · Checkout

Increase your revenue by having a smart Sticky Add To Cart bar

Apps On Demand · since 2020 · Checkout

Helps to increase sales by adding external links buttons.

Octolize LTD · since 2023 · Checkout

Sort, reorder, rename, hide shipping rates with checkout rules

pifyapp · since 2020 · Checkout

Add unlimited cart fields/cart attributes, terms on cart page

Growthpolis · since 2024 · Cart customization

Function Creator for Automatic Discounts, Order limits, Promos

WizeSaaS · since 2023 · Cart customization

Quickly add to cart products from home page or collection page

Tsun Inc. · since 2025 · Discounts

Boost sales with smart discounts and free gift rewards

Uptek · since 2025 · Marketing

Persistent cart sync across all devices. Install and forget.

Upsell.com ex ReConvert · since 2018 · Marketing and conversion

Create Cart Upsell & Cross Sell + Post Purchase Upsell Funnels

Qikify · since 2021 · Marketing and conversion

Advanced upsell & cross-sell campaigns that boost AOV

In Cart Upsell · since 2015 · Checkout

Boost AOV w/ In Cart Upsell, Cross-Sell & Post Purchase Upsell

Code Black Belt · since 2016 · Marketing and conversion

Premium cross-sell related product recommendations