Checkout B | Checkout Upsells vs Checkout Order Booster: Upsell
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 9, 2026 for Checkout B, Oct 29, 2026 for Checkout Order Booster.
The short answer
- Checkout B lists 23 features Checkout Order Booster’s listing doesn’t mention, including Announcement bar, Click-through rates, Custom CSS.
Head to head
- United States
- Germany
- United Kingdom
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Checkout Plus
- · Access to all features
- · Advanced Branding (Custom CSS + Fonts)
- · Analytics
- · Checkout Upsells
- · Customize Thank you & Order Status Pages
- · Customize Thank you & Order Status Pages
Pay per boost
- · 10 languages and every currency
- · A/B testing and quantity breaks
- · First 100 accepted upsells free monthly
- · Funnel analytics and CSV export
- · One-click post-purchase offers
- · Then $0.10 per accepted upsell
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureCheckout Builder gives Shopify Plus merchants full control over Checkout with high-converting, extensible blocks. Add upsells, cross-sells, trust badges, custom messaging, dynamic content, and conditional logic—no code required. Built on Shopify Checkout Extensibility, it’s fast, secure, upgrade-safe, and fully compatible with Shopify updates.
Show the right add-on at every step: product and cart pages, a one-click post-purchase offer, and the Thank you and Order status pages, on every plan. Plus stores also get checkout offers and a free-shipping bar. Pick from 6 native-looking layouts, trigger by product, cart value, or customer tag, and A/B test. Discounts apply automatically, no codes.
- Increase revenue w/ ROI-focused elements: conditional upsells, upgrades, & more.
- Add your branding to checkout with our advanced branding editor & live preview.
- Increase conversion with free shipping upsells & dynamic content for trust.
- Incorporate custom fields for gift messages, delivery notes, etc.
- Upsell offers shown natively in checkout
- Trigger offers by product, cart value, or show to all customers
- Choose from card, compact, or banner widget layouts
- Attach percentage or fixed amount discounts
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 |  Checkout B |  Checkout Order Booster |
|---|---|---|
| Detected stores | 95 | 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 | Apparel & Accessories, Home & Garden, Electronics | Not published |
| Top store countries | United States, Germany, United Kingdom | Not published |
Reviews
| Measure | Checkout B | Checkout Order Booster |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 6 | Not published |
| New reviews, 28 days | 0 | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Checkout B | Checkout Order Booster |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | $199/month | No monthly plan listed |
| Longest free trial | 7 days | Not listed |
| Plans listed | 1 | 1 |
Listing
| Measure | Checkout B | Checkout Order Booster |
|---|---|---|
| Shopify category rank | #164 | #1075 |
| Shopify App Charts | #11 in Checkout - Other | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Sep 6, 2023 | May 28, 2026 |
| Languages | 1 | 1 |
| Developer | Checkout Builder | Sky Apps |
FAQ
Checkout B and Checkout Order Booster: common questions
- What features does each app list that the other doesn’t?
- Checkout B lists 23 the others don’t mention, such as Announcement bar, Click-through rates, Custom CSS, Custom HTML. Checkout Order Booster lists 2 the others don’t mention, such as AI recommendations, Funnel performance. 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 9, 2026 for Checkout B, Oct 29, 2026 for Checkout Order Booster; 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 9, 2026 for Checkout B, Oct 29, 2026 for Checkout Order Booster. 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.