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King Cart & Upsell

Boost AOV with in-cart upsells or free gifts

by Conversions King LLC · Launched: June 2025

5.0 (5) on Shopify
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King Cart is a full-featured slide-out cart builder that lets you set up and customize a seamless, on-brand cart experience in minutes.

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About King Cart & Upsell

King Cart is a full-featured slide-out cart builder that lets you set up and customize a seamless, on-brand cart experience in minutes. Shoppers get a clear, friction-free path to checkout, while you gain built-in tools to lift average order value and reduce abandonment—no coding or theme surgery required.

Last verified: October 14, 2026 · Fresh

App details

Pricing
Paid
Launched
June 2025
Rating
5.0 (5) on Shopify

Key features

  • Simple cart configuration
  • Basic customization
  • Discount codes
  • Notes
  • High converting cart
Integrations with:

Checkout

2 plans · 14-day free trial

Basic Plan

$5/month

Growth Plan

$29.99/month

Plans and prices as listed on the Shopify App Store.

Ratings & reviews

based on 8 Shopify App Store reviews

Use the arrows to read individual reviews

Really happy with this app. The rewards feature, free shipping bar, and upsells all work really well together and make the cart feel much more engaging. The UI is clean and modern without feeling overdone. Also have to mention the support team, they’ve been great every time we’ve needed help. Quick replies, easy to work with, and they always make sure everything is set up properly.
— Rachaello
we initially had an issue where the cart wasn't displaying correctly because we were using a highly customized theme , but Ali's team responded quickly and helped us get everything set up perfectly. The excellent. we also absolutely love the Ul and all the interactive features. the cart feels modern, smooth, and much more engaging than other cart apps we've tried. The overall experience really sta...
— Aureo Store
King Cart is a really useful app for improving the cart experience. The setup is simple, and I like how easy it is to add upsells, product recommendations, and free-shipping incentives. Everything feels clean and straightforward without needing any coding.
— Virsa
King Cart has made it much easier to customize our cart experience. The upsell and add-on options are straightforward to configure, and I like having the discount and progress-bar features in one place. Simple and practical for a Shopify store.
— The Sunnah Store
Great cart app with a clean design and easy setup. The upsell and free-shipping features work smoothly, and I love that no coding is required.
— owell.com
I like how flexible the cart setup is. Being able to customize the design, add product recommendations, and show incentives like free shipping gives us more ways to encourage customers to continue with their purchase. The interface is also easy to work with.
— Shahriar Premium
King Cart has made our cart experience much cleaner and more engaging. Setup was straightforward and the customization options are great.
— The Sunnah Store
Really impressed with how easy it is to customize the cart. The upsell and progress bar features are especially useful.
— The Sunnah Store

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