You’re on our Website CRO offer page. 

Webpages that turn more of your visitors into customers.

You already pay for visitors. Without spending more on ads, our Barcelona CRO studio helps you turn more of them into leads or sales.

“…it really shows in the result!”

THE VALUE

Clear words. Clear design. More leads or sales.

It’s not just about a nice-looking page. Strategic UX, persuasive messaging, and smart conversion practices make all the difference — guiding visitors to take action. Fast, clear, and with zero hesitation. That’s design that works.

WHAT WE DO

Website conversion optimisation for key pages

We write and design the pages that do your selling. They show what you offer, answer the doubts that stop people buying, and point them to the button.

Homepage. Product page. Landing page.

Every opportunity.

Webpages we work on

Optimisation areas

DATA-DRIVEN ANALYSIS + DESIGN

AI-enhanced customer research. Human copy & design. Better conversion.

We use AI-enhanced customer research to uncover what buyers truly care about, what holds them back, and what language moves them to act.

Then turn those insights into sharper, more persuasive copy across your key pages.

Then we design the page so it’s easy to read and easy to use on a phone.

We use analytics and data, along with customer research, to figure out what really connects with your buyers. 

We watch where visitors click, scroll and leave. We test changes. We keep what sells.

Outcomes

Wine Office Prague organic wine eCommerce case study, 5.2x click-through

Wine Office Prague

Premium selected wine for every occasion

CASE STUDY

5x more people clicking into the shop. Same number of visitors.

+424%


Increase in CTR

5.2X

Primary CTR

+287%

Revenue Lift

-25%

Bounce rate

By replacing the original homepage with a focused landing page, we helped Wine Office have a clearer path into the eShop and increased qualified Click-Through by 5.2X.

What we changed

SERVICES
// WAYS TO WORK TOGETHER

Flexible ways to work with us.

Conversion review

We check 3–5 of your main pages and tell you what to fix first.

Best if: you want a clear to-do list, ranked by what will earn most.

Starting from 630

Page optimisation

We rewrite and redesign pages you already have – to improve clarity, trust, and conversion.

Best if: people visit, but not enough of them buy or signup.

Starting from 960

New landing page design

We write, design and build a new page from scratch.

Best if: you’re launching a new offer, campaign or product

Starting from 1500

Ongoing growth partner

Every month we test a change, keep what wins and plan the next one.

Best if: you want sales to keep climbing.

Starting from 2400

WHO THIS IS FOR

This is for you if you are a ...

COMMON SIGNS WE CAN HELP

You might be losing leads or sales if…

TESTIMONIALS

We went from around 6% Click-Through Rate to our eShop to become over 35%!!
Working together with Brass Onion Studios promoting our e-shop selling wine was easy and very straightforward. Kevin took a lot of the digital headache off our shoulders, so we could focus on running the business, and his broad knowledge — from customer research, web usability, marketing and copywriting — really shows in the result. We went from around 6% Click-Through Rate to our eShop to become over 35%!! This meant more people checking out our wines and actually buying, not just browsing and leaving.

Domink Gerza Co-founder, Wine Office Prague

A COMPLETE & MULTI-FUNCTIONAL PRO...

Taking care of the functional specs, design and usability details of all projects he’d managed… I recommend Kevin & his crew to anyone looking for a complete and multifunctional pro to manage all kind of Web projects.

Oscar Junyent CEO & Founder, eLink

Getting Things Done! Great Expertise in UX

Great expertise & profound understanding of User Experience and Interaction…Give him the really challenging tasks, the ones that everyone else is struggling with, and he will get them done.

Ronald van der Bijl AI Solutions Manager, Datavink
FAQ

Questions businesses often ask

CRO stands for conversion rate optimisation. It gets more of your visitors to buy, book or sign up.

We find where people drop off. Usually it's a buried buy button, a slow page, or a shipping cost that appears too late. Then we fix it.

You keep the traffic you already pay for, and more of it turns into sales.

Less than you think. To fix a page, we only need enough visitors to see where they stop and leave. We use heatmaps, session recordings and your analytics.

Yes. We work on your product pages, collection pages, cart and the checkout steps Shopify lets you change.

You don't need a new theme. Most wins come from changing what's already there: the headline, the photos, the price layout and where the button sits.

Check out our Shopify page as we are a certified partner to it.

CRO makes a page sell.

We start with your numbers - analytics, web stats. Every headline, photo and button has to earn its place by moving people closer to checkout.

For example from our case study, we helped a wine brand, Wine Office, with achieving 287% more revenue.

Small fixes, like moving a buy button above the fold, can show results within days. Bigger changes need 4–6 weeks of traffic before the numbers are reliable.

We send you a report weekly or monthly, so you see exactly what changed and what it earned.

CONTACT
// LET'S GROW TOGETHER

Turn your website visitors into customers.

Book a free discovery call and let’s find the biggest opportunities on your site, together.

Digital peace of mind for busy business owners.

banner for trust certificates and Shopify partner seal

STUDIO
Brass Onion Studios
C/ Sant Benet 22, Bajos 1a,
Sitges, Barcelona
Catalunya, Spain

Tel.: +34 644 550 318

Brass Onion Studios provides English-speaking web design, Shopify, SEO and website optimisation for small businesses in Barcelona, Sitges, Catalunya, Spain and beyond.

Copyright © 2026 Brass Onion Studios. All rights reserved.