WooCommerce to Shopify migration: the complete 2026 guide
MIGRATION
Read ArticleSHOPIFY PARTNER · CLUTCH 4.9 · 200+ DTC BRANDS · LJUBLJANA
The best Shopify Plus agency & performance creative studio.
Conversion Design builds and migrates Shopify Plus stores, and runs the creative that sells through them. Shopify Plus development and CRO, plus creative strategy, static ads, UGC ads, AI infomercial ads and high performing landing pages. 200+ DTC brands, 4.9 on Clutch, 30 markets.
What’s broken, what to fix first, and what it’s worth. In 48 hours. Yours to keep, hire us or not.
Trusted by 200+ DTC and Ecommerce Brands
(01) WHY ONE TEAM
The gap between your adsand your store is wheremoney leaks.
A creative agency ships an ad that promises one thing. A dev agency built a page that says another. Nobody owns the handoff, and the drop happens between the click and the cart.
One visual system
The ad, the landing page, and the PDP use the same claims, the same proof, and the same design language. Nothing resets on click.
Faster test loops
A losing creative and a losing page get diagnosed in the same review. No ticket sits in a second vendor backlog for two weeks.
One set of numbers
Tracking, GTM, and server side events are set up by the team producing the creative, so hook rate and CVR sit in the same view.
(02) WHAT WE DO
Two engines, one senior team.
Most brands run a build agency and a creative agency, then pay for the gap between them. We run both, so the store and the ads share one visual system and one set of numbers.
01
Shopify Plus storefronts
Shopify Plus builds, replatforming, and a Shopify CRO program that keeps compounding after launch.
// Custom Shopify Plus builds
THEME
// Migrations and replatforming
WOO, MAGENTO, ODOO
// Shopify CRO programs and A/B testing
ONGOING
// Speed and Core Web Vitals
TECHNICAL
// Multi-market and multi-language
MARKETS
02
Performance creative
A creative system built on strategy and volume: statics, UGC ads, AI infomercials and landing pages, in every market you sell in.
// High performing landing pages
FUNNEL
// Static creatives
META, TIKTOK
// Creative strategy
ANGLES, HOOKS
// UGC ads
CREATOR VIDEO
// AI infomercial ads
MASCOT, BEFORE/AFTER
// Localization across EU markets
12 LANGUAGES
(03) BY THE NUMBERS
Get a full teardown of your store and your creative.
We map your funnel against seven leak points, name the stage costing you the most, and hand you the plan for both the storefront and the ads. Free, in 48 hours, yours to keep whether you hire us or not.
Get my free teardown
NO DECK. NO DISCOVERY CALL FIRST.
200+
DTC Brands shipped
4.9
CLUTCH RATING
3.5%
PEAK STORE CVR · 1.4% IS AVERAGE
96
AVERAGE PAGESPEED SCORE
(04) SELECTED WORK
Selected results.
Shopify Plus rebuilds, CRO programmes and creative localisation for DTC brands across Europe.
(01)
Pinkpanda
Store rebuild, CRO, 42 landing pages
Full UI rebuild plus a landing page system, run as a continuous A/B testing programme rather than a one off redesign. Average order value up eleven percent.
GUESSWORK
37% A/B win rate
(02)
Biostile
Creative localisation, eight markets
One creative system adapted for HR, RS, BA, CZ, SK, HU, IT and DE, with EFSA safe claim adaptation and currency conventions handled per market.
1 MARKET
8 markets live
(03)
Slovenia Activities
Custom booking and CRM platform
Booking and CRM system built on Supabase with Stripe, Bokun and Revolut integrations, replacing a manual spreadsheet process end to end.
STRIPE · BOKUN · REVOLUT
(04)
Outfit7
Product design and internal tooling
Internal dashboard redesigned around the workflows the team actually runs, not the ones the previous software assumed.
(05) CREATIVE
Built for every placement you buy.
Creative strategy, static ads, UGC ads, AI infomercial ads and landing pages, shipped in the ratios your media buyer actually needs, in every language you sell in.
Why volume beats polish.
A traditional creative agency ships three beautiful concepts a quarter. You cannot find a winner you never shot. Performance creative is a volume game with a quality floor: enough concepts, hooks and angles in market that the data can actually pick a winner instead of a stakeholder picking a favourite.
So we produce on a fixed monthly cadence, in every ratio your media buyer actually runs, localised into every language you sell in. Hooks are tested separately from bodies, losers are killed at 95 percent confidence, and winners get iterated and pushed into your other markets rather than rebuilt from scratch.
Fixed monthly output
Statics, UGC ads and AI infomercials shipped every month, not per campaign
12 Languages
Every concept localised by a native speaker, not a translation tool
Every Placement
9:16, 1:1 and 16:9 built from the same concept, not cropped
95% Confidence
Hooks and angles tested separately before anything scales
(06) STOREFRONTS
Stores we built and still run.
Custom Shopify Plus builds, platform migrations and multi-market localisation, maintained after launch.
(07) MARKETS
Localization is not translation.
30 MARKETS · ONE CREATIVE SYSTEM
Ecommerce localization means adapting one creative system per market, not translating it. Claims are rewritten for local regulation including EFSA rules for supplements, currency and pricing conventions are localised, and every language is handled by a native speaker rather than a translation tool.
- Germany
- Hungary
- Slovakia
- Romania
- Bulgaria
- Greece
- Portugal
- Netherlands
- Lithuania
- Latvia
- Italy
- Poland
- Czechia
- Croatia
- Slovenia
- France
- Serbia
- Spain
- Estonia
- Austria
- Belgium
- Denmark
- Finland
- Sweden
- Norway
- Russia
- Turkey
- United Kingdom
- United States
- Australia
(08) HOW IT RUNS
How a Shopify Plus engagement runs.
01
Teardown
We audit the store, the tracking, and the last 90 days of creative before quoting anything. You get the findings whether you hire us or not.
02
Build
Storefront and creative system are designed against the same brief, so the ad and the page ship as one asset, not two.
03
Test
Angles, hooks, and page variants run on a fixed cadence at 95% confidence. Losers get killed, winners get iterated, nothing runs on opinion.
04
Scale
Winning concepts get localized into your other markets and the store gets the next round of CRO work. The loop repeats monthly.
(09) FREE TOOLS
Run the numbers before you talk to us.
Conversion rate calculator
See what a move from your current rate to 2.0 or 3.5 percent is worth per year.
Ad creative ROI calculator
Model what better Meta and TikTok creative does to blended ROAS.
Store cost calculator
Full cost of a conversion designed Shopify Plus build, itemized.
(10) PLANS
Ways to work with us.
Fixed scope, a senior team, and clear numbers. Start with a free teardown, then pick the engagement that fits.
Shopify Plus build
STOREFRONT · THEME-BASED TO HEADLESS
Theme-based Shopify Plus builds from €5,600. Mid-range custom builds €20,000–€50,000, headless from €30,000.
- Custom build
- CRO component system
- Speed and Core Web Vitals
- Multi-market ready
From €5,600
Performance creatives
CREATIVE · MONTHLY
Creative strategy, static ads, UGC ads, AI infomercials and landing pages, produced monthly.
- Creative strategy and angles
- Static and UGC ads
- AI infomercial ads
- High performing landing pages
From €3,200/mo
Full growth
STORE + CREATIVE · RETAINER
Both engines, one senior team, one roadmap and one set of numbers.
- Everything in both
- Shared reporting
- Continuous CRO
- Priority senior team
Custom
EVERY PLAN STARTS WITH A FREE TEARDOWN · MAINTENANCE AND CRO FROM €500/MO · FIXED SCOPE APPROVED BEFORE WE START
(11) TESTIMONIALS
What clients actually say.
Rated 4.9 out of 5⭐ on Clutch across 200+ DTC and ecommerce brands.
“Having the store design and the ad creatives handled by the same team was the biggest advantage. Marketing performance improved significantly within 60 days of launch.”
“They produced static ads, UGC videos and B-Roll that consistently outperformed our previous creatives in click-through and conversion rate on Meta.”
“They identified the exact drop-off points in our checkout flow and redesigned those pages using CRO-tested patterns. Measurable increases in online sales conversions followed within weeks.”
(12) COMPARISON
Custom build, premium theme, or freelancer?
What a custom Shopify Plus build gives a DTC brand that a premium theme or a freelance developer does not.
CONVERSION DESIGN
PREMIUM THEME
FREELANCER
Conversion design
CONVERSION DESIGNBuilt from CRO data across 200+ DTC brands
PREMIUM THEMEGeneric layout, built for looks
FREELANCERDepends on the individual
Speed
CONVERSION DESIGN96 average PageSpeed, guaranteed 90+
PREMIUM THEMETheme bloat and app conflicts
FREELANCERRarely measured
Multi-market
CONVERSION DESIGN30 markets, native-speaker localisation
PREMIUM THEMETranslation apps only
FREELANCERUsually out of scope
Creative
CONVERSION DESIGNAds and store built by the same team
PREMIUM THEMENot included
FREELANCERNot included
After launch
CONVERSION DESIGNContinuous CRO and A/B testing
PREMIUM THEMEYou are on your own
FREELANCERAvailability varies
(13) GUARANTEES
You should not have togamble on an agency.So you do not.
Every engagement starts with work you keep, a number you approved, and the same senior people from scope to ship.
Free teardown, yours to keep
We audit your store, tracking and last 90 days of creative before you pay anything. Keep the findings either way.
Fixed scope, fixed price
You approve the scope and the number before we start. No surprise invoices, no scope creep mid-project.
90+ PageSpeed or we keep going
Every build ships fast. If it lands under 90 on mobile, we keep optimising at no extra cost.
Senior team, no juniors
The people who scope your project are the people who build it. No handoff to a junior bench.
(14) GUIDES
What we know, written down.
Long-form guides on Shopify migrations, conversion rate optimisation and ecommerce growth, written from work across 200+ DTC brands.
Above the fold: nine essential elements of a high-converting page
CRO
Read ArticleThe core fundamentals of conversion rate optimisation
CRO
Read ArticleLanding page optimisation for higher conversions
LANDING PAGES
Read Article(15) INDUSTRIES
Categories we already know cold.
Every category has its own conversion problem. These are the ones we have solved repeatedly across 200+ DTC brands, so you are not paying us to learn your market.
Supplements and health
Claims rewritten per market under EFSA rules, subscription and bundle logic, clinical proof layouts that still convert.
EFSA · SUBSCRIPTIONS
Beauty and skincare
Shade and variant merchandising, routine bundles, and before-and-after creative that survives platform review.
VARIANTS · UGC
Food and drink
Shipping and freshness constraints handled per market, plus bundle economics that protect margin.
LOGISTICS · BUNDLES
Apparel and accessories
Size guidance that cuts returns, lookbook merchandising, and creative built around fit objections.
SIZING · RETURNS
Home and furniture
High average order value and long consideration cycles, with financing, delivery and configurator logic.
HIGH AOV
Consumer electronics
Spec comparison, warranty and support content, and creative that sells a feature without a demo.
COMPARISON · SPECS
Not sure if your category fits? The teardown will tell you before you pay anything
Get my free teardown(16) ANSWERS
Answers.
Common questions about Shopify Plus builds, migrations, CRO, UGC ads and ecommerce localisation.
What does Conversion Design do?–+
Conversion Design is a Shopify Plus agency and performance creative studio based in Ljubljana, Slovenia. We build, migrate and optimise Shopify Plus stores, run conversion rate optimisation (CRO) programmes, and produce performance ad creative including creative strategy, static creatives, UGC ads, AI infomercial ads and high performing landing pages. We localise across 30 markets and have worked with more than 200 DTC brands, rated 4.9 out of 5 on Clutch. Conversion Design is a certified Shopify Partner.
What is a Shopify Plus agency, and when do you need one?
How much does a Shopify Plus build cost?
Do you handle Shopify migrations from WooCommerce or Magento?
What is ecommerce localization, and which markets do you cover?
Shopify Plus vs Shopify: which one do you need?
How long does a Shopify Plus build take?
Which ecommerce industries do you work with?
Do you work with brands outside Slovenia?
What is performance creative, and how is it different from a creative agency?
Do you produce UGC, and how do you source creators?
How many ad creatives do you produce each month?
Show usyour storeand your ads.
We will come back with what is broken, what to fix first, and what it is worth. No deck, no discovery call before you get something useful.