Shopify app comparison
Selleasy vs UpsellPlus Checkout Upsells
Choose Selleasy when you sell obvious product pairs, accessories or replenishment add-ons. Choose UpsellPlus Checkout Upsells when you have enough eligible orders to test several offer placements. Choose neither if your current setup already does enough or the expected improvement would not justify the extra cost and work.
Selleasy
You sell obvious product pairs, accessories or replenishment add-ons. A practical choice for stores that want frequently bought together, add-ons and in-cart offers without starting with a complex funnel.
Setup: Light setup
Affiliate link. It never affects our advice.
UpsellPlus Checkout Upsells
You have enough eligible orders to test several offer placements. A specialist upsell platform for teams that want controlled offers across product, cart, checkout and post-purchase journeys.
Setup: Light setup
Affiliate link. It never affects our advice.Neither yet?
Wait if the upsell and cross-sell problem is still occasional, your current setup already handles it or your team does not have time to use either app well.
See the simpler starting point →The differences that matter
Swipe the table to see both apps →
| What to check | Selleasy | UpsellPlus Checkout Upsells |
|---|---|---|
| What you get | Frequently bought together offers, Product add-ons and in-cart upsells, Post-purchase offers | Product, cart, checkout and post-purchase offers, Targeting and AI recommendations, Subscription upgrades |
| Important limitation | Checkout blocks depend on Shopify checkout eligibility. | Some checkout changes depend on Shopify plan eligibility. |
Selleasy is the stronger fit when:
- You sell obvious product pairs, accessories or replenishment add-ons
- You want several common upsell placements with a lower setup burden
- You need multi-language or multi-currency compatible offers
UpsellPlus Checkout Upsells is the stronger fit when:
- You have enough eligible orders to test several offer placements
- Checkout and post-purchase optimisation are priorities
- A conversion owner will review tests and exclusions
What will you actually pay?
Selleasy
Free up to 50 orders/monthBilling uses total store orders, not just orders with an upsell. Paid tiers cover up to 500, up to 1,000 and more than 1,000 orders respectively.
Pricing checked 2026-09-07Check official pricing ↗UpsellPlus Checkout Upsells
Free plan availableFree includes a limited offer up to $500 upsell revenue. Paid plans unlock different surfaces and revenue allowances. Check Shopify Plus requirements for checkout customisation.
Pricing checked 2026-09-07Check official pricing ↗You might not need either yet
Wait if the upsell and cross-sell problem is still occasional, your current setup already handles it or your team does not have time to use either app well.
- You need advanced experimentation across a complex funnel
- You only need a basic product-page add-on
- The problem is still occasional, your current setup already handles it or neither app would create enough value to justify the extra cost and work.
Ready to set it up?
Start with one useful feature and test the customer journey before switching on more.
Set up Selleasy
Use Selleasy for a controlled first use case and expand only after the result is proven.
- Map complementary products
- Create one offer type
- Style and place the widget
- Run test orders
Set up UpsellPlus Checkout Upsells
Use UpsellPlus Checkout Upsells for a controlled first use case and expand only after the result is proven.
- Choose one placement
- Build the offer rules
- Test the journey
- Run a measured pilot
Checks that apply to either app
- The complete customer and operational journey works on mobile and desktop.
- Required Shopify data and integrations update once and in the intended place.
- A person responsible can resolve common failures without unsafe access or manual workarounds.
- The measured value is compared with software cost, team time and new support demand.
Common questions
Is Selleasy better than UpsellPlus Checkout Upsells?
Not automatically. Selleasy is the better fit when you sell obvious product pairs, accessories or replenishment add-ons. UpsellPlus Checkout Upsells is the better fit when you have enough eligible orders to test several offer placements.
Which is easier to set up: Selleasy or UpsellPlus Checkout Upsells?
Selleasy is currently classed as light setup, while UpsellPlus Checkout Upsells is light setup. The real effort depends on your data, integrations, theme and the number of workflows you enable.
How should I test Selleasy against UpsellPlus Checkout Upsells before committing?
Choose one real customer journey and one measurable outcome. Complete the same checks for both options, including the complete customer and operational journey works on mobile and desktop. and required shopify data and integrations update once and in the intended place., then compare the result and the work your team had to do.
What should I measure after choosing Selleasy or UpsellPlus Checkout Upsells?
Record the current result before launch, then measure the customer outcome the app is meant to improve alongside app cost, support demand, errors and the time required to run it. Keep the app only when the total value is clear.
Can I switch between Selleasy and UpsellPlus Checkout Upsells later?
Usually, but switching can affect settings, customer data, theme placements, integrations and reporting. Export what you can, document the current setup and test the replacement before removing the original app.
Still comparing?
All upsell and cross-sell options →Sources and independence
Based on official app listings and vendor documentation, not a claim of hands-on testing of every feature. Affiliate relationships do not decide which app we recommend.
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