---
title: "Stackd: Cart & Checkout Upsell Shopify App Profile"
description: "Introducing StackdBoost, the ultimate Shopify app for theme block and checkout UI extensions. With StackdBoost, you can effortlessly showcase sales and offers as upsells or cross-sells on the checkout page and theme blocks."
canonical_url: "https://shoplist.co/shopify-apps/stackdboost-checkout-upsells"
markdown_url: "https://shoplist.co/shopify-apps/stackdboost-checkout-upsells.md"
last_updated: "2026-10-13"
entity_type: "shopify_app"
slug: "stackdboost-checkout-upsells"
source: "public Shopify app profile allowlist"
---

# Stackd: Cart & Checkout Upsell Shopify App Profile

> Introducing StackdBoost, the ultimate Shopify app for theme block and checkout UI extensions. With StackdBoost, you can effortlessly showcase sales and offers as upsells or cross-sells on the checkout page and theme blocks.

## Quick answer
Stackd: Cart & Checkout Upsell has 0 detected stores in Shoplist. This Markdown profile displays 0 public brand examples; it is not a complete customer list.

## Key facts
- Name: Stackd: Cart & Checkout Upsell
- Monitoring status: Storefront detection limited
- Developer: Stackd Commerce
- Developer profile: https://shoplist.co/app-developers/stackdapps-io
- Shopify App Store URL: https://apps.shopify.com/stackdboost
- Website: https://stackdapps.io
- Launch date: October 9, 2024
- Shoplist category: Cart customization
- Free trial signal: Yes

## Pricing summary
Basic: $29/month; Growth: $79/month; Max: $139/month

Shoplist has not yet found reliable public storefront evidence connecting a Shopify store to this app. This does not mean the app has no users. Some apps are new, admin-only, server-side, theme-independent, or otherwise difficult to detect from public storefront signals.


## Public callouts
- Show upsells on Checkout UI \(Shopify Plus only\)
- Show upsells on Cart \(Liquid Theme\)
- Match offers with discounts
## Shopify App Store categories
- Cart customization
- Upsell and cross-sell

## Data note
Profile updated: October 13, 2026. This is the profile revision date, not a guarantee that every store was checked on that date.
Public snapshot built: 2026-10-27 19:38:48.16487\+00
Detection metrics refreshed: 2026-10-27 00:00:00.310947\+00
Public app evidence date: 2026-10-13 23:55:13.821366\+00
This generated Markdown profile intentionally exposes only public, stable app-profile fields and a small public app-stack sample from Shoplist. It excludes private contact data, people data, internal scores, crawl provenance, full datasets, and unstable operational fields.

## Related links
- [HTML app profile](https://shoplist.co/shopify-apps/stackdboost-checkout-upsells)
- [Shopify apps directory](https://shoplist.co/shopify-apps)
- [Shoplist data methodology](https://shoplist.co/data-methodology.md)