Cart customization apps

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

555 apps
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Kazam Cart Drawer Cart Upsell
5.0 out of 5 stars 12 total reviews • Free
Grow your order value with a slide cart that upsells for you
AI Auto Add to Cart Free Gifts
5.0 out of 5 stars 3 total reviews • Free
Create auto add to cart targeted gifts & custom discount maker
CBB Shipping Rates Calculator
4.7 out of 5 stars 237 total reviews • Free trial available
Show shipping rates before checkout to reduce cart abandonment
AS Upsell Cross‑Sell & Bundles
5.0 out of 5 stars 15 total reviews • Free to install
Product upsell, addons, bundle, quantity break to boost AOV
CartServe: Cart Drawer Upsells
5.0 out of 5 stars 2 total reviews • Free
Custom cart drawer with no code necessary
VOL Product Upsell, Cross Sell
5.0 out of 5 stars 7 total reviews • Free plan available
Increase AOV with one-click upsells, cross-sells and bundles
AB Post Purchase Upsell
5.0 out of 5 stars 5 total reviews • Free plan available
1-click checkout upsells, cross sells & thank you page offers
Dynamatic Cart & Upsell Engine
5.0 out of 5 stars 38 total reviews • Free plan available
Custom slide cart, bundles, ab testing, bundles, and discounts
Oak Prepaid Discount
4.5 out of 5 stars 10 total reviews • Free plan available
Payment method discounts, auto-applied in cart & checkout
PaySelect ‑ Payment Discounts
5.0 out of 5 stars 4 total reviews • Free trial available
Create automatic discounts for manual payment methods.
Nex Minimum Order Amount MOQ
4.2 out of 5 stars 12 total reviews • Free trial available
Set Minimum Order Value, MOQ & Cart Limits
Zotasell: AI Upsell & Bundles
4.8 out of 5 stars 36 total reviews • Free plan available
Boost AOV with AI Upsell, Manual Rules, Bundles & Cart Drawer.
ICU• In Cart Upsell Cross Sell
4.8 out of 5 stars 586 total reviews • Free plan available
Boost AOV w/ In Cart Upsell, Cross-Sell & Post Purchase Upsell
SEOWILL ‑ Sticky Add To Cart
4.9 out of 5 stars 142 total reviews • Free plan available
Formerly SEOAnt - Display Sticky Add to cart, Quick Buy Icon
AI Upsell & Cart ‑ WeUpsell
5.0 out of 5 stars 7 total reviews • Free plan available
Increase AOV using new AI upsell, cart & post purchase add on
Addora Preorders & Ship Later
5.0 out of 5 stars 10 total reviews • Free plan available
Build a Box for collectible stores. Secure repeat customers.
Scarcity.AI: Countdown Timer
4.7 out of 5 stars 31 total reviews • Free plan available
Create urgency with a customizable timer bar and hurrify sales
Pumper AI Slide Cart Drawer
5.0 out of 5 stars 1 total reviews • Free
AOV with a customizable slide-out cart
Cartify Ai cart upsells
5.0 out of 5 stars 38 total reviews • Free trial available
Cart upsells, rewards, add-ons, trust badges & alerts
Brix AI‑ Bundles & Cart Upsell
5.0 out of 5 stars 8 total reviews • Free plan available
Upsell smarter, reward shoppers & improve conversions
Virtue Charity Donations
4.9 out of 5 stars 47 total reviews • Free to install
Make a difference: donate to UK, Canadian & Global charities.
Checkout Logic
5.0 out of 5 stars 5 total reviews • Free trial available
Customize and extend your checkout experience with ease
Upnova ‑ Cart Upsell & Offers
4.9 out of 5 stars 60 total reviews • Free trial available
Craft attractive upselling offers and increase your AOV
Timex Low Stock Urgency Timer
4.8 out of 5 stars 239 total reviews • Free
Urgency & FOMO low stock countdown timer bar & cart countdown
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555 apps
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