Cartsmith: Checkout & Bundles vs Esse Checkout Customize Upsell
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 7, 2026 for Cartsmith, Nov 5, 2026 for Esse Checkout Customize Upsell.
The short answer
- Only Cartsmith lists a free plan.
- Cartsmith lists 8 features Esse Checkout Customize Upsell’s listing doesn’t mention, including Cart alerts, Collection-specific, Custom messages.
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · 3 active rules
- · Payment, delivery and checkout rules
- · Quantity break discounts
- · Rule tester
Pro
- · Payment, delivery and checkout rules
- · Quantity break discounts
- · Rule tester and 7-day free trial
- · Up to 100 active rules
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureCartsmith turns your checkout policies and volume pricing into rules that run inside checkout. Hide cash on delivery for big orders, offer a payment method only in some countries, hide express shipping for heavy carts, set minimum and maximum orders or case packs, and give buy-more-save-more or mix-and-match discounts.
Checkout page customization without code. Hide, rename and reorder payment and shipping methods, validate checkout fields and set order limits, with a block or a warning in your own words. Create checkout discounts: product, order, Buy X Get Y and free shipping, or refuse codes that shouldn’t apply. Add checkout blocks: a free shipping bar, plus upsell offers and banners on the Thank you page.
- Hide, rename or reorder payment methods by cart, country, product or customer
- Hide or rename shipping options for heavy, dangerous or local orders
- Minimum and maximum orders, case packs, or block checkout with your message
- Quantity break discounts: buy more, save more, per product or mix and match
- Payment customizations: hide, rename & reorder payment methods with rules
- Delivery customizations: hide, rename & sort shipping options with rules
- Address & form validation: check street, zip, city & checkout fields
- Order validation: limit order value & quantity, or block by buying history
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  Esse Checkout Customize Upsell | |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | Esse Checkout Customize Upsell | |
|---|---|---|
| App Store rating | Not published | 5.0 ★ |
| App Store reviews | Not published | 12 |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Esse Checkout Customize Upsell | |
|---|---|---|
| Free plan | Yes | Not listed |
| Lowest paid monthly plan | $9.99/month | No monthly plan listed |
| Longest free trial | 7 days | Not listed |
| Plans listed | 2 | Not published |
Listing
| Measure | Esse Checkout Customize Upsell | |
|---|---|---|
| Shopify category rank | Not enough data | #16 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | Yes |
| Launched | Nov 5, 2026 | Jul 13, 2026 |
| Languages | 1 | 1 |
| Developer | Me More Cool Pty Ltd | Essential Apps |
FAQ
Cartsmith and Esse Checkout Customize Upsell: common questions
- Is Cartsmith or Esse Checkout Customize Upsell cheaper?
- Only Cartsmith lists a free plan. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- Cartsmith lists 8 the others don’t mention, such as Cart alerts, Collection-specific, Custom messages, Customer tags. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Nov 7, 2026 for Cartsmith, Nov 5, 2026 for Esse Checkout Customize Upsell; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Nov 7, 2026 for Cartsmith, Nov 5, 2026 for Esse Checkout Customize Upsell. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.