Propel Upsell & Cross‑sell vs Simply Cartbooster
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 8, 2026 for Propel Upsell & Cross‑sell, Oct 13, 2026 for Simply Cartbooster.
The short answer
- Only Simply Cartbooster lists a free plan. Paid plans start at $4.99/month for Propel Upsell & Cross‑sell and $10/month for Simply Cartbooster.
- Propel Upsell & Cross‑sell lists 22 features Simply Cartbooster’s listing doesn’t mention, including Announcements, Bundles, Buy more, save more.
Head to head
Upsell, Cross sell & Bundle on Add-to-cart & Checkout
- United States
- Australia
- Canada
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Trial & Dev Shops
- · Bundle enforcer
- · Cart bar notifications
- · Checkout offers
- · Email & live chat support
- · Unlimited offer views
- · Unlimited offers
Shopify Basic
- · Bundle enforcer
- · Cart bar notifications
- · Checkout offers
- · Email & live chat support
- · Unlimited offer views
- · Unlimited offers
Shopify
- · Bundle enforcer
- · Cart bar notifications
- · Checkout offers
- · Email & live chat support
- · Unlimited offer views
- · Unlimited offers
Shopify Plus
- · Bundle enforcer
- · Cart bar notifications
- · Checkout offers
- · Email & live chat support
- · Unlimited offer views
- · Unlimited offers
Free Plan
- · 50 Upsell Orders/month
- · Create Discount on Upsell
- · Create Unlimited Upsell
Silver
- · 100 Upsell Orders/month
- · Create Unlimited Upsell
- · Discount on Upsell
GOLD
- · 500 Upsell Orders/month
- · Create Unlimited Upsell
- · Discount on Upsell
PLATINUM
- · Create Unlimited Upsell
- · Discount on Upsell
- · Unlimited Upsell Orders/month
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureBoost your store's average order value by offering targeted upsell and cross-sell opportunities with Propel Upsell & Cross-sell. Showcase relevant add-ons and discounts to shoppers during the add-to-cart and checkout process, boosting both customer satisfaction and your revenue! Propel Upsell & Cross-sell is designed to help merchants effortlessly grow their sales.
This is a simple application that will help you increase your revenue by offering targeted product offers. Simply Cartbooster will increase the average order values using specific product recommendations. Here, you offer more of what the customer is looking for and so provide a smooth and seamless shopping experience to them. This will ultimately lead to an increase in your store revenue.
- Offer a variety of upsells including BOGO, buy one get 50% off and more!
- Works out-of-the-box with most themes - no installation or coding required
- Target your offers by product page, cart value, items in cart and more
- Extensive customization options let you match your offer's design to your theme
- You can easily customize all the upsell rules.
- You will get a product wise analysis regarding their sales.
- You can create attractive pop up upsells with variants.
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 |  Propel Upsell & Cross‑sell | Simply Cartbooster |
|---|---|---|
| Detected stores | 91 | Not published |
| Net store change, 28 days | −10 | 0 |
| Stores added, 28 days | 1 | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Apparel & Accessories, Food, Beverages & Tobacco, Home & Garden | Not published |
| Top store countries | United States, Australia, Canada | Not published |
Reviews
| Measure | Propel Upsell & Cross‑sell | Simply Cartbooster |
|---|---|---|
| App Store rating | 4.7 ★ | Not published |
| App Store reviews | 90 | Not published |
| New reviews, 28 days | 1 | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Propel Upsell & Cross‑sell | Simply Cartbooster |
|---|---|---|
| Free plan | Not listed | Yes |
| Lowest paid monthly plan | $4.99/month(ahead) | $10/month |
| Longest free trial | 7 days | Not listed |
| Plans listed | 4 | 4 |
Listing
| Measure | Propel Upsell & Cross‑sell | Simply Cartbooster |
|---|---|---|
| Shopify category rank | #415 | Not enough data |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | May 16, 2019 | Dec 12, 2022 |
| Languages | 1 | Not published |
| Developer | Propel Commerce | Lucent Innovation |
FAQ
Propel Upsell & Cross‑sell and Simply Cartbooster: common questions
- Is Propel Upsell & Cross‑sell or Simply Cartbooster cheaper?
- Only Simply Cartbooster lists a free plan. Paid plans start at $4.99/month for Propel Upsell & Cross‑sell and $10/month for Simply Cartbooster. 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?
- Propel Upsell & Cross‑sell lists 22 the others don’t mention, such as Announcements, Bundles, Buy more, save more, Cart drawer. 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 for Propel Upsell & Cross‑sell, Oct 13, 2026 for Simply Cartbooster; 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 for Propel Upsell & Cross‑sell, Oct 13, 2026 for Simply Cartbooster. 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.