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Shopify CRO that turns your traffic into more revenue.

QCK is a Shopify conversion rate optimization team. We A/B test changes on live Shopify storefronts, ship only what earns more money than the original, and report every result, losses included. Across 197 tests, 171 won.

$250M+ organic revenue driven86.8% test win rate#181 Inc. 5000
171 / 197Tests won, an 86.8% win rate
A/B test: product page
A · ORIGINAL
Conv. rate2.8%
B · VARIANT ✓
Conv. rate3.4%
Winner: +22.5% conversion+$52,934
Real test: before-and-after moved below the FAQ and CTA
Inc. 5000 No. 181, Inc. 5000, Retail Hub 2025 Best SEO Agency for Shopify, The Where Business 2026 Best AI Search Agency, Clutch 25 reviews
As featured inInc., Yahoo Finance, Business Insider, AP
Shopify CRO

Shopify CRO Backed by 197 Real A/B Tests

Every change is tested against your current store before it ships. A test only counts as a win when the new version made more money.

Win rate by page type, 197 tests
Product pages87.1%
Homepage94.1%
Sitewide85.2%
Collections81.0%
FAQ sections100%
Win rate86.8%
Avg lift+12.8%
Brands up25 / 26
Real results from QCK's master test tracker

Shopify gets you to a store fast. Testing gets you to more sales.

Most Shopify themes ship with sensible defaults, then stores pile on apps and redesigns based on opinions. Nobody knows which change helped. Traffic costs more every year, so a store that converts better can spend the same and earn more.

QCK tests on live Shopify storefronts. Our in-house strategists pick the highest-impact test, our designers and Shopify developers build the variant in your theme, and the result decides what ships. Every test is reported, including the ones that lose.

  • Find where shoppers drop off on product, collection, cart and checkout pages
  • Test one change at a time and measure it in revenue
  • Roll out winners to every channel at once: paid, organic, email and AI traffic
Boost My Shopify Conversions
Who it's for

Ideal for Shopify brands ready to convert more of their traffic

Get a Free Shopify CRO Audit
  1. 01Run on Shopify or Shopify Plus and sell $500K+ a year
  2. 02Get steady traffic but flat sales, or a cart abandonment rate that worries you
  3. 03Spend more on ads each year just to hold the same revenue
  4. 04Want theme and page changes backed by test results, not opinions
How we do it

The QCK Shopify CRO Framework

Shopify Conversion Research

We study your analytics, heatmaps, session recordings and customer feedback to find where and why shoppers leave your product pages, collections and cart.

Hypothesis and Prioritization

Research becomes a ranked list of test ideas. We start with the pages that carry the most revenue, usually product pages and the homepage.

A/B Testing in Your Theme

Our Shopify developers build each variant inside your theme and run it against the original, so a change is judged on real orders.

Product, Collection and Cart UX

Review stars, image carousels, FAQ accordions, trust badges, menus and cart drawers: the page elements where our tests have repeatedly produced wins.

Analysis and Rollout

We call a test only when the result is clear, roll out winners, report losses and use every result to choose the next test.

Proof

171 wins across 197 tests. $1.21M added.

A test only counts as a win when the new version made more money than the original.

See every test
86.8%

Win rate

$1.21M

Revenue lift

+12.8%

Avg conversion lift per test

25 of 26

Brands came out ahead

BrandWhat we testedConversionRevenue impact
Posture apparel brandInteractive before-and-after slider instead of static images+12.4%+$53,175
Posture apparel brandMoved before-and-after section below the FAQ and CTA+22.5%+$52,934
Vending machine retailer5-image carousel below the main product image+27.9%+$52,040
Off-road parts retailerFAQ added to collection pages on mobile+17.8%+$27,145
Getting started

Your Shopify CRO Journey Begins Here

  1. Book Your Free CallWe review your store, funnel and analytics and find the biggest conversion leaks.
  2. Get Your Custom PlanThe tests we would run first, what we will deliver each month and the revenue math behind it.
  3. Test, Learn and ScaleWe ship the winners, report every result and use each one to shape the next round of tests.
Get My Shopify CRO Plan
Your first 90 days
Days 1 to 30In progress
Audit and plan
Audit against top competitors
Fix the technical floor
Ship month-one wins
Days 31 to 60Up next
Build and validate
Report first uplift vs baseline
Feed results into the plan
Days 61 to 90Up next
Compound
Scale what's working
Report revenue, not activity
How every engagement starts
What you get

Built for revenue, reported in revenue.

Every Test Reported

171 wins in 197 tests, and the losses are on the record too.

Revenue, Not Vanity Metrics

A test is a win only when the new version made more money than the original.

Repeat Winners

FAQ accordions won 19 of 19 tests, image carousels below the main product image 5 of 5, cart drawer redesigns 6 of 7.

Built for Shopify

Our developers build and ship every variant inside your theme.

One In-House Team

Strategists, UX and Figma designers, developers and analysts on one team.

FAQ

Questions & answers

Straight answers to what brands ask us before they sign.

What is Shopify CRO?
Shopify conversion rate optimization is the practice of improving the share of store visitors who buy. It combines research into how shoppers use your store with A/B tests of specific changes, so each change is judged on revenue.
What results does QCK get?
Across 197 A/B tests on 26 e-commerce stores, QCK recorded 171 wins (an 86.8% win rate), an average lift of +12.8% per test and $1,214,283 in added revenue. Every test is reported, including the losses. Results vary by store, and past tests do not guarantee a lift on yours.
How much traffic do I need to test?
Enough to reach a reliable result in a reasonable time. That depends on your current conversion rate and the size of the change. For lower-traffic stores we lean on research-led improvements and bolder tests.
Will you work inside my Shopify theme?
Yes. Our in-house Shopify developers build variants and winning changes in your theme, so nothing waits on a freelancer or another app.
How long does a test run?
Most tests run for a few weeks, long enough to reach a clear result and cover weekly shopping patterns. We do not call a test early because the first numbers look good.
Works even better with

How this connects to the rest of your growth.

CRO multiplies every other channel. These services bring in the traffic to test on and build the store to test in.

Free custom plan

Find the revenue you're leaving on the table

A free 30-minute call where we build the first version of your plan with you. You leave with a plan either way.

  • Your score across Google, AI citations, branded demand, and reviews
  • The pages on your site that are ready to move right now
  • Your first Flagship page and the first three tests we'd run

Step 1 of 3

Get your free custom plan

Free. Takes about 30 seconds.