CashEngine: Upsell & Bundles vs Checkout Engine
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 14, 2026 for CashEngine, Oct 13, 2026 for Checkout Engine.
The short answer
- Both list a free plan. Paid plans start at $9.99/month for CashEngine and $7.99/month for Checkout Engine.
- Checkout Engine lists 7 features CashEngine’s listing doesn’t mention, including AI recommendations, Checkout upsell, Click-through rates.
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
- · Product page, cart and drawer offers
- · Quantity bundles, buy X get Y, gifts
- · Revenue and results per offer
- · Thank-you page offers
- · Up to 50 upsell orders every 30 days
Growth
- · Everything in Free, unlimited orders
- · Frequently bought together, cart rewards
- · Lead forms, countdown, reports
Pro
- · A/B tests with automatic winner
- · CSV exports
- · Customer profiles and timelines
- · Customer segments
- · Everything in Growth
- · WhatsApp reminders and follow-ups
Sandbox
- · All features
- · Checkout Upsell Blocks
- · Hide / Rename / Reorder Payment Methods
- · Hide / Rename / Reorder Shipping Methods
- · Product Order Volume Shipping Discount
- · Rule-based Discount
Basic Plan
- · Chat & Email Support
- · Hide/Rename/Reorder Payment Methods
- · Hide/Rename/Reorder Shipping Methods
- · Order Discount
- · Product Discount
- · Shipping Discount
Advanced Plan
- · All features of Basic Plan
- · Analytics
- · Chat & Email Support
- · Checkout Branding
- · Checkout Upsell Block
- · Custom fields & blocks
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureCashEngine shows offers where shoppers decide: the product page, the cart, the cart drawer and the thank-you page. Build a quantity bundle, buy X get Y, a bundle with free gifts, a frequently-bought-together card or a cart rewards bar in a four-step wizard. Discounts are applied at checkout by a Shopify Function, so product prices stay untouched.
Checkout Engine is a comprehensive checkout solution that helps you personalize your customer’s shopping experience. It gives you complete control over the checkout process, allowing you to manage payment and shipping methods. With checkout engine, you can upsell the products, customize discounts, manage the visual branding, and personalize minute details to fuel sales at key conversion points.
- Quantity deals, bundles and gifts, discounted at checkout by a Shopify Function
- Offers on product pages, cart, cart drawer and the thank-you page
- Thank-you page offers open a new order with a one-time discount code
- Lead forms with explicit consent, saved to your Shopify customers
- Increase revenue & average order value with upsell & product recommendation.
- Increase conversion with free shipping upsells & dynamic content to build trust.
- Add custom fields to checkout page for social links and payment icons.
- Hide, rename and reorder delivery and payment methods using Shopify Functions.
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 |  CashEngine |  Checkout Engine |
|---|---|---|
| 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 | CashEngine | Checkout Engine |
|---|---|---|
| App Store rating | Not published | 5.0 ★ |
| App Store reviews | Not published | 1 |
| New reviews, 28 days | Not enough data | 0 |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | CashEngine | Checkout Engine |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $9.99/month | $7.99/month(ahead) |
| Longest free trial | 5 days | 15 days |
| Plans listed | 3 | 3 |
Listing
| Measure | CashEngine | Checkout Engine |
|---|---|---|
| Shopify category rank | #679 | #278 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Sep 21, 2026 | Nov 18, 2022 |
| Languages | 2 | 1 |
| Developer | Ehud Erlich | Script Engine |
FAQ
CashEngine and Checkout Engine: common questions
- Is CashEngine or Checkout Engine cheaper?
- Both list a free plan. Paid plans start at $9.99/month for CashEngine and $7.99/month for Checkout Engine. 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?
- CashEngine lists 3 the others don’t mention, such as A/B testing, Product page upsell, Quantity breaks. Checkout Engine lists 7 the others don’t mention, such as AI recommendations, Checkout upsell, Click-through rates, Custom rules. 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 Oct 14, 2026 for CashEngine, Oct 13, 2026 for Checkout Engine; 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 Oct 14, 2026 for CashEngine, Oct 13, 2026 for Checkout Engine. 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.