Upsell and cross-sell

UpsellPlus Checkout Upsells

By UpsellPlus

A specialist upsell platform for teams that want controlled offers across product, cart, checkout and post-purchase journeys.

The verdict

Is UpsellPlus Checkout Upsells right for you?

Choose it if...

  • 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

Look elsewhere if...

  • You only need a basic product-page add-on
  • Your Shopify plan does not support the checkout changes you need
  • You cannot separate attributed revenue from incremental profit
StackFit’s view

Its core job is running targeted upsells and experiments across several purchase stages.

See the full product summary

UpsellPlus Checkout Upsells is a Shopify app for running targeted upsells and experiments across several purchase stages. This guide separates the useful day-to-day job from the wider feature list so you can judge the operational fit before installing it.

What you get

The main outcomes to expect.

Focus on the capabilities that solve a real customer or operational problem.

  • Product, cart, checkout and post-purchase offers
  • Targeting and AI recommendations
  • Subscription upgrades
  • Multivariate testing and reporting
Setup effortLight setup
Best ownerConversion or ecommerce lead
Connections6 recorded
See connections and integrations
  • Shopify Checkout
  • Customer accounts
  • Appstle
  • Recharge
  • Skio
  • Klaviyo

Getting started

A practical route to launch.

Scan the stages first. Open only the instructions you need while completing the work.

Before you startHave these essentials ready
  • Checkout eligibility
  • AOV and margin baseline
  • Complementary-product rules
  • Named test owner
  1. 01
    PlanChoose one placement
  2. 02
    InstallBuild the offer rules
  3. 03
    ConfigureTest the journey
  4. 04
    TestRun a measured pilot

Detailed walkthrough

01PlanChoose one placement

Start where the offer is relevant and can be measured cleanly.

What you should have
One placement and hypothesis
How to check it
Confirm one placement and hypothesis before continuing.
Open the official instructions
02InstallBuild the offer rules

Set products, exclusions, fallback behaviour and margin limits.

What you should have
Complete eligibility rules
How to check it
Confirm complete eligibility rules before continuing.
Open the official instructions
03ConfigureTest the journey

Check accept, decline, order total and mobile presentation.

What you should have
A verified customer journey
How to check it
Confirm a verified customer journey before continuing.
Open the official instructions
04TestRun a measured pilot

Keep the pilot stable until enough eligible orders have accumulated.

What you should have
A documented decision
How to check it
Complete the journey on mobile and desktop, then confirm the intended event appears in the app reporting.
Open the official instructions
See the full planning checklist
  • First placement
  • Offer targeting
  • Discount guardrails
  • Test stop conditions

Using it well

A simple operating rhythm.

You do not need to inspect everything every day. Use this schedule to focus on the right checks.

Every week

Review feedback and exceptions

Relevance and reliability matter more than attributed revenue.

What to do and track
What to do

Review offers, exclusions and journey errors.

Useful output

Take rate and failed journeys

Read the official guidance
Every month

Check commercial value

The app should increase profitable baskets.

What to do and track
What to do

Compare contribution uplift with plan and fulfilment cost.

Useful output

Incremental contribution

Read the official guidance
After major changes

Re-test anything affected

Connected journeys can change.

What to do and track
What to do

Re-test after theme, checkout or subscription changes.

Useful output

Passed test orders

Read the official guidance

Success check

How to know it is working

  • Incremental average order value
  • Offer take rate
  • Contribution after costs
  • Checkout conversion rate

Cost and cautions

Know the commitment before you choose.

Starting price
From USD 49/month
Typical range
Confirm against app-generated revenue
Pricing model
Feature and generated-revenue tiers

Check checkout eligibility and model the plan against conservative incremental revenue.

Check current pricing before purchasing. Snapshot checked 21 August 2026.

01

Installing UpsellPlus Checkout Upsells without recording a baseline for incremental average order value.

02

Switching on every available feature before the core journey has been tested.

03

Treating app-reported revenue or activity as incremental without a controlled comparison.

See 3 more technical and commercial considerations
  • Some checkout changes depend on Shopify plan eligibility.
  • More placements create more QA and merchandising work.
  • Plan value depends on the features and revenue tier you actually use.

Questions and evidence

Answers without the research overload.

Is UpsellPlus Checkout Upsells the right choice for every Shopify store?

No. It is strongest when you have enough eligible orders to test several offer placements. Stores that you only need a basic product-page add-on should compare the alternatives before installing.

How should I test UpsellPlus Checkout Upsells?

Record the relevant baseline, launch the smallest useful configuration, check the complete customer journey and compare the agreed metric after enough traffic or orders have accumulated.

Does the affiliate relationship affect this guide?

No. StackFit may earn a commission from the app link, but commercial relationships never affect quiz scoring, rankings or the editorial verdict.

How much work does UpsellPlus Checkout Upsells take to set up?

Light setup is the current planning guide. Before installing it, confirm checkout eligibility, aov and margin baseline, complementary-product rules, then test the complete customer and operational journey.

What should I measure after launching UpsellPlus Checkout Upsells?

Start with incremental average order value, offer take rate, contribution after costs. Compare those measures with the pre-launch baseline and include app cost and operating time.

Ready to move?

Choose the route that matches your confidence.

Still unsure

Get a store-specific answer

See what to install now, add later, replace and avoid for the moment.

Start the free assessment
The app link is commercial and may earn StackFit a commission. Commission never affects recommendations.