Best Cart customization apps for Shopify

Mega Profit Apps · since 2023 · Cart customization

Streamline Checkout with Cart "Terms and Conditions" Checkbox

Egohub Team · since 2024 · Checkout

Boost Sales w Slide cart drawer, Rewards bar, Free Gifts, etc

Effective Apps · since 2019 · Checkout

Add a terms and conditions checkbox to your store with just 1 click and require customers to agree to your store's privacy policy, shipping policy and more.

Bundler.app · since 2022 · Checkout

Auto add to cart free gift with purchase, BOGO, buy X get Y

Qikify · since 2019 · Marketing and conversion

Add slide cart drawer, sticky cart, progress bar, cart upsell

Assortion · since 2021 · Cart customization

Create product bundles, volume discount, and upsell offers

Corner: Referrals, Upsell & Rewards · since 2019 · Product bundles

Slide Cart drawer with free gift, cart upsell & volume bundles

Mason · since 2020 · Cart customization

Engage, convert & upsell anonymous visitors with 30+ playbooks

Shop Doctors 🏆 · since 2021 · Promotions

Apply stacked discount codes on cart and promote coupon codes

MakeProSimp · since 2017 · Store design

Boost sales w/ sticky add to cart bar, quick buy & sticky cart

Cirkle Studio LLC · since 2023 · Checkout

Checkout customize to reorder, rename & hide payment methods.

CWILL · since 2019 · Marketing and conversion

Formerly SEOAnt - Display Sticky Add to cart, Quick Buy Icon

Advan Software · since 2023 · Checkout

Take full control of payment methods with Kip customizations.

Syncube 🥇 · since 2020 · Discounts

Boost sales with cart discounts & free shipping bar

CAPITALIPLY LLC · since 2017 · Upsell and cross-sell

Boost AOV with cart slider, cart timer & cart customization

Hitsy Apps · since 2025 · Upsell and cross-sell

Grow AOV with progress bar for free shipping, discounts, gifts

Ecom Trend · since 2020 · Upsell and bundles

Countdown timer on cart page & side cart as a checkout timer

Advan Software · since 2024 · Promotions

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

SnapSell (WizzCommerce) · since 2025 · Cart customization

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

Upnova · since 2022 · Upsell and bundles

Craft attractive upselling offers and increase your AOV