SellUp: Add‑ons & Cart Upsell vs SU‑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 SellUp, Oct 23, 2026 for SU‑Upsell.
The short answer
- Paid plans start at $14.99/month for SellUp and $8.90/month for SU‑Upsell.
- SU‑Upsell lists 19 features SellUp’s listing doesn’t mention, including Checkout upsell, Conditional logic, Custom triggers.
Head to head
Cross-sell, Upsell, funnels, Add On, Recommendations & Cart.
- 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.
Free Tier
- · AI On Page Upsell
- · Action Upsell
- · Analytics
- · Basic Support
- · Cart Upsell
- · Post Purchase
Getting Started
- · AI On Page Upsell
- · Action Upsell
- · Analytics
- · Cart Upsell
- · Post Purchase
- · Premium Support
Starter
- · 50 credits per month（65 on annual）
- · All promotion rules unlocked
Standard
- · 150 credits per month（175 on annual）
- · All promotion rules unlocked
Pro
- · 350 credits per month（400 on annual）
- · All promotion rules unlocked
Premium
- · 800 credits per month（920 on annual）
- · All promotion rules unlocked
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureLooking to maximize revenue? With SellUp, you can create precision based cross-sells, upsells, product accessories, shop the look & add-ons for your store. From the product page through to the cart & thank you page, you can offer the best upsell & product add-on flow throughout the customer journey. SellUp will match your stores design so upsells look seamless.
SU Sales: Upsell helps Shopify merchants raise average order value with five promotion rules: quantity-based discounts, spend thresholds, free gifts, bonus points and coupon codes. Set up a promotion in minutes, publish it to your storefront, and pause or edit it any time — without touching your theme code.
- Create cross-sells, upsells and add-ons to increase revenue across your store
- Offer add ons and upsells throughout the customer journey
- Create One Check Upsells in 60 seconds. Sell more with SellUp
- Create a frequently bought together section to increase average order value
- Get Traffic: Share quick purchase links to attract more visitors.
- Get New Customers: Use rewards to encourage referrals and expand reach.
- Get Repeat Customers: Launch targeted promotions to bring customers back.
- Get More Sales: Use upselling and cross-selling to maximize purchase value.
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 |  SellUp |  SU‑Upsell |
|---|---|---|
| Detected stores | 697 | Not published |
| Net store change, 28 days | −13 | 0 |
| Stores added, 28 days | 14 | Not enough data |
| Big-brand share | 11% | Not enough data |
| Top store categories | Apparel & Accessories, Home & Garden, Health & Beauty | Not published |
| Top store countries | United States, United Kingdom, Australia | Not published |
Reviews
| Measure | SellUp | SU‑Upsell |
|---|---|---|
| App Store rating | 4.4 ★ | Not published |
| App Store reviews | 132 | Not published |
| New reviews, 28 days | 0 | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
FAQ
SellUp and SU‑Upsell: common questions
- Is SellUp or SU‑Upsell cheaper?
- Paid plans start at $14.99/month for SellUp and $8.90/month for SU‑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.
- What features does each app list that the other doesn’t?
- SellUp lists 18 the others don’t mention, such as A/B testing, AI recommendations, Cart upsell, Custom CSS. SU‑Upsell lists 19 the others don’t mention, such as Checkout upsell, Conditional logic, Custom triggers, Custom workflows. 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 SellUp, Oct 23, 2026 for SU‑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 9, 2026 for SellUp, Oct 23, 2026 for SU‑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.