Checkout Boost: Rules & Upsell vs AMP Post Purchase Upsell
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 8, 2026.
The short answer
- AMP Post Purchase Upsell is detected on 11× as many Shopify stores as Checkout Boost: 532 vs 49 as of Nov 8, 2026.
- On the Shopify App Store: Checkout Boost 5.0 from 10 reviews and AMP Post Purchase Upsell 5.0 from 94 reviews.
- Both list a free plan. Paid plans start at $49/month for Checkout Boost and $99/month for AMP Post Purchase Upsell.
- AMP Post Purchase Upsell lists 22 features Checkout Boost’s listing doesn’t mention, including A/B testing, Announcement bar, Cart drawer.
Head to head
- United States
- Australia
- United Kingdom
- United States
- United Kingdom
- Australia
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Starter
- · All checkout pages
- · Compatible with Shopify Plus stores only
- · Delivery option: Hide, Rename, Reorder
- · Dev store access free
- · Payment method: Hide, Rename, Reorder
- · Unlimited static content blocks
Plus
- · All Starter features
- · BXGY & free gift automation
- · Checkout validation
- · Conditional content blocks
- · Post purchase & checkout upsell
- · Rule based discount codes
FREE FOREVER
- · A/B Testing to pick best offer
- · Advanced targeting: UTM, repeat visitor
- · Design & branding support
- · SKU & campaign level analytics
- · Smart AI recommendations
- · Unlimited Post Purchase Upsells
PRO
- · All features in FREE plan
- · Checkout page upsells for Shopify Plus
- · Pop-ups on ATC or Checkout button clicks
- · Post purchase surveys and analytics
- · Product Page Upsells
- · Slide cart drawer with upsells
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureCheckoutBoost is the ultimate checkout customization app for upsells, post-purchase one-click offers, cross-sells & checkout blocks. Build checkout UI extensions with a no-code drag-and-drop editor powered by checkout extensibility. Apply 60+ smart conditions based on cart value, product tags, collections, customer segments & geography. Automate discounts code, BXGY deals & free gift rules.
AMP Post Purchase Upsell turns every order into a bigger order. Show a one-click post purchase upsell where buying intent is highest. Add product page upsells and pop-ups, and on Shopify Plus, add checkout upsells with a free-shipping progress bar. Use one-click add-ons, frequently bought together recommendations & cross-sell offers across the journey.
- No-Code simple drag-and-drop checkout editor
- Global conditions engine for cart value, tags, customer attributes & more
- Build your own content checkout extension with text, banner, button and more
- Customizable upsell, form, content, and promotional checkout blocks
- Create Post Purchase One-Click Upsells (single & multi-product)
- Upsell everywhere: Product page, Cart, Thank You page
- Supercharge Checkout page with upsells and social proof (Shopify Plus Exclusive)
- Customize Thank You & Order Status page: Upsells, Surveys & more
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 Boost | AMP Post Purchase Upsell |
|---|---|---|
| Detected stores | 49 | 532(ahead) |
| Net store change, 28 days | 0 | −13 |
| Stores added, 28 days | Not enough data | 2 |
| Big-brand share | Not enough data | 31% |
| Top store categories | Apparel & Accessories, Food, Beverages & Tobacco, Sporting Goods | Apparel & Accessories, Health & Beauty, Home & Garden |
| Top store countries | United States, Australia, United Kingdom | United States, United Kingdom, Australia |
Reviews
| Measure | Checkout Boost | AMP Post Purchase Upsell |
|---|---|---|
| App Store rating | 5.0 ★ | 5.0 ★ |
| App Store reviews | 10 | 94(ahead) |
| New reviews, 28 days | Not enough data | 0 |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Checkout Boost | AMP Post Purchase Upsell |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $49/month(ahead) | $99/month |
| Longest free trial | 30 days | 14 days |
| Plans listed | 2 | 2 |
Listing
| Measure | Checkout Boost | AMP Post Purchase Upsell |
|---|---|---|
| Shopify category rank | #101 | #186 |
| Shopify App Charts | #12 in Checkout - Other | #4 on Big-brand picks in Upsell and cross-sell |
| Built for Shopify | Yes | No |
| Launched | Apr 19, 2024 | Jul 21, 2023 |
| Languages | 1 | 1 |
| Developer | Checkout Boost | App HQ Pte. Ltd. |
FAQ
Checkout Boost and AMP Post Purchase Upsell: common questions
- Which is more popular, Checkout Boost or AMP Post Purchase Upsell?
- AMP Post Purchase Upsell is detected on 11× as many Shopify stores as Checkout Boost: 532 vs 49 as of Nov 8, 2026.
- Is Checkout Boost or AMP Post Purchase Upsell cheaper?
- Both list a free plan. Paid plans start at $49/month for Checkout Boost and $99/month for AMP Post Purchase Upsell. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- Which has better reviews, Checkout Boost or AMP Post Purchase Upsell?
- On the Shopify App Store: Checkout Boost 5.0 from 10 reviews and AMP Post Purchase Upsell 5.0 from 94 reviews.
- What features does each app list that the other doesn’t?
- AMP Post Purchase Upsell lists 22 the others don’t mention, such as A/B testing, Announcement bar, Cart drawer, Cart upsell. 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 8, 2026; 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 8, 2026. 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.