Online shopping keeps growing fast. In 2025, approximately 2.77 billion people are buying online, which is almost one-third of the global population. Next year, that number could hit 2.86 billion. With so many online customers, having a website that looks good and is easy to use is more important than ever.
That’s where Ecommerce UI/UX design agencies come in. They build sites that people enjoy using. A good design helps shoppers find what they need, feel confident while buying, and come back again. Research shows that spending money on UX is worth it — every $1 spent on UX can return up to $100, and a smooth experience can boost conversion rates by 400%.
In this article, we’ll show you seven of the best UX Ecommerce agencies to work with in 2025. These companies are great at creating websites that look good, work fast, and help boost sales, engagement, and customer trust.
How Specialized UI/UX Agencies Elevate the Online Shopping Experience
Shopping online should be simple, fast, and enjoyable. But when an Ecommerce website is slow, confusing, or hard to use, people leave — and 88% of them say they won’t return.
A specialized Ecommerce UI/UX design agency helps fix that. They focus on improving the whole experience, from the first click to the final checkout.
Here’s how they do it:
- They boost speed and performance. A slow website can kill sales. Even a 1-second delay can lead to a 7% drop in conversion rates. A top Ecommerce UI/UX design company makes sure pages load fast by using light images, clean code, and strong hosting. This helps keep users on the site and improves engagement.
- They create smart, simple navigation. Clear menus and layouts are key UI design principles as they help people find what they need quickly. A good user flow keeps shoppers moving smoothly through the site, which leads to a better user journey and more completed purchases.
- They simplify the checkout process. Long, confusing checkouts cause frustration. Around 17% of shoppers leave if the process takes too long. A skilled Ecommerce UX design agency shortens steps, adds progress bars, and makes forms easy to fill out—so users finish the sale.
- They remove blockers like forced sign-ups. Forcing users to create an account just to check out causes 24% of cart abandonments. A top Ecommerce UI/UX company adds guest checkout and social login options. These small changes reduce bounce rates and improve the overall conversion rate.
- They fix bugs and errors. About 13% of shoppers quit when a site crashes or glitches at checkout. Ecommerce UX experts test the site across devices to make sure everything works right. A stable, reliable site builds trust and helps increase sales.
- They avoid annoying pop-ups and clutter. Over half of all Ecommerce websites use pop-ups that hurt the online store perception. An experienced Ecommerce UI/UX agency uses pop-ups in smarter ways, like showing them only when needed and keeping them small and non-intrusive.
- They improve the look and feel. First impressions matter. A clean storefront, balanced visual elements, and on-brand colors make users feel more confident. This supports brand identity and improves the usability of the site. It’s a clear example of how UI vs UX, although different, can’t work without one another.
List of the Top Ecommerce UI/UX Design Agencies
There are thousands of agencies offering Ecommerce UI/UX design services, but not all of them truly understand the importance of UX and UI and what makes online stores successful.
We’ve narrowed it down to seven of the best Ecommerce UI/UX design companies that deliver real results. Each agency on this list is trusted, experienced, and focused on helping businesses grow through great design.
1. Duck.Design
That’s right—that’s us! Duck.Design isn’t just another name in the crowd. We’re a trusted Ecommerce UI/UX design agency that helps online businesses create websites and apps that are appealing and built to convert. We focus on clean user-centered design, intuitive layouts, smooth user journeys, and fast delivery.
Our team combines deep user research, wireframing, and prototyping to craft digital products that make life easier for your customers and more profitable for your business.
Our process is fast and flexible. Once you choose a plan, you’re onboarded with a project manager and matched with a designer who fits your style, plus the power of a full creative team behind them. We also offer full-service design support, from branding and motion graphics to Amazon storefronts, SaaS product design, and everything in between.
As one of the leading UI/UX design agencies for startups, we understand how important speed, flexibility, and lean design are. That’s why we offer fast turnarounds, unlimited revisions, and scalable design systems to help new businesses launch and grow with confidence.
🔗Website: https://duck.design/ux-ui-design-services/
📍Location: Covent Garden, London, UK
💼Key Services:
- UI/UX Design for Web
- UI/UX Design for Mobile
- Data Visualization
- User Research
- Wireframing and Prototyping
- Data-Driven Design
💸Pricing: Starts at $1699/month
⭐Notable Clients:
- HULO
- Lumara
- Newstats
- YLOODrive
- Dark Fusion
🏆Awards & Reviews:
- Top 1 Graphic Design Companies 2024 – Clutch
- Best Web Design Agencies – Sortlist
- Best UI/UX Agencies for SME and Enterprise Brands Globally – Influencer Marketing Hub
✅Why Choose Us:
- You get unlimited design requests and unlimited revisions—we’ll keep working until it’s perfect
- Most designs are delivered within 1 day, so your project moves fast
- Our pricing is simple: a fixed monthly rate with no hidden fees + 7-day money-back guarantee; you can cancel anytime, no questions asked
📁Portfolio: https://duck.design/portfolio/
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2. Ekomfy
Ekomfy is a specialized UX agency. Their Ecommerce UX design services involve creating online stores that work smoothly across all devices and are accessible for everyone.
They’re known for clean layouts, mobile-friendly designs, and checkout flows that reduce cart abandonment. Ekomfy follows modern Ecommerce UI/UX design trends, using real user behavior to shape better user journeys.
Their Ecommerce store UI/UX services focus on product page optimization, clean ui elements, and test everything to avoid bugs or broken features. Their goal is to give users a smooth, stress-free interaction that improves both engagement and conversion rates.
🔗Website: https://ekomfy.com/
📍Location: Dhaka, Bangladesh
💼 Key Services:
- Ecommerce Website UI/UX Design
- Shopify & WooCommerce Store Design
- Checkout Process Optimization
- Mobile-Responsive Web Design
- Conversion Rate Optimization
💸Pricing: Custom quotes depending on your store’s needs
⭐Notable Clients:
- Aryel
- Movie Shack
- Solveta
- Pipedrive
🏆Awards & Reviews:
✅Why Choose Them:
- Ekomfy builds fully responsive, mobile-friendly Ecommerce websites using custom WooCommerce and Shopify themes tailored to each brand’s goals.
- Their team follows Ecommerce UI/UX best practices, optimizing every part of the user journey—from smooth navigation and checkout to high-converting product pages.
📁Portfolio: https://ekomfy.com/portfolio/
3. NinjaPromo
NinjaPromo is a full-service digital agency known for delivering high-impact, fully custom website design backed by SEO and marketing expertise.
With a multi-disciplinary team that includes project managers, UI/UX designers, front-end and back-end developers, marketers, and QA engineers, they provide end-to-end web solutions that go far beyond the surface. Their website design services are data-driven, conversion-focused, and tailored to reflect each brand’s identity and business goals.
NinjaPromo builds websites for platforms like WordPress, Shopify, Magento, and WooCommerce, using responsive layouts and modern coding standards to ensure fast performance, cross-device compatibility, and intuitive navigation.
In addition to Ecommerce store UI/UX services and web development, NinjaPromo supports clients with branding, content strategy, and SEO, which makes them a go-to partner for businesses that want not just a better website, but a more powerful online presence.
🔗Website: https://ninjapromo.io/services/web-design
📍Location: London, UK, with offices in Dubai, New York, Singapore, and Hong Kong
💼Key Services:
- Custom Website Design & Development
- UX/UI Design for Web and Mobile
- Digital Strategy & Branding
- SEO-Friendly Web Development
- Website Support & Maintenance
💸Pricing: Starts at $80/hour or $3200/month.
⭐Notable Clients:
- Bitcoin.com
- Revolut
- Logitech
- Samsung
- Stripe
- HTX
🏆Awards & Reviews:
- Top Digital Marketing Agencies for Startups – Clutch
- Best Advertising Agency in the US – Sortlist
- Best Marketing Agencies for Fintech Companies – Fintech Drift
- #1 Crypto Marketing Agency (2021–2023) – Influencer MarketingHub
- Best Digital Agency Worldwide – Hostinger
✅Why Choose Them:
- NinjaPromo creates custom designs built around your brand and goals, with a focus on boosting SEO, improving conversion rate, and delivering a smooth user journey
- Their flat-rate model gives you unlimited Ecommerce UI/UX design services each month, making it easy to scale your site without surprise fees
- With global clients and multiple recognitions, they deliver powerful design solutions for fast-growing businesses worldwide
📁Portfolio: https://ninjapromo.io/success-stories
4. Onilab
Onilab is a specialized Ecommerce web design agency with over 10 years of experience designing online stores that look great, work smoothly, and help brands sell more. They focus on real UI and UX results, like improving conversion rates, making websites faster and easier to use, and turning visitors into repeat customers.
Instead of using ready-made templates, Onilab creates custom designs based on real user research, store performance data, and smart testing. They know that even small UX problems can hurt sales, so their team takes a detailed approach to every part of the user journey, from homepage to checkout.
🔗Website: https://onilab.com/
📍Location: San Francisco, USA, and Warsaw, Poland
💼Key Services:
- UI/UX Design
- UX Audit
- Magento UX Audit
- Magento UI/UX Design
- Magento Theme Development
- Shopify UI/UX Design
💸Pricing: Custom pricing based on scope
⭐Notable Clients:
- Public Desire
- Nike
- Adidas
- Bliss
- Curacao
🏆Awards & Reviews:
- No information about awards
✅Why Choose Them:
- Onilab creates data-driven Ecommerce UI/UX design, using real user research to guide every layout, flow, and feature.
- Their mobile-first, app-like design ensures seamless performance across all devices — no need for a separate app.
📁Portfolio: https://onilab.com/portfolio
5. Etraviax
Etraviax offers custom Ecommerce website development with a strong focus on functionality, usability, and growth. Their strength lies in blending technical development with smart design choices.
They focus on conversion rate optimization by improving the structure, layout, and features of each site. From UI elements to integrated payments and shipping tools, every detail is designed to help users move smoothly through the site and complete purchases.
Etraviax also emphasizes mobile-friendly layouts and responsive features. Their mobile-first approach ensures that every Ecommerce website design works well across phones, tablets, and desktops. This helps brands reach more users and reduce bounce rates.
🔗Website: https://www.etraviax.com/
📍Location: New Delhi, India
💼Key Services:
- Ecommerce Design & Development
- Mobile & Responsive UI Design
- Shopify, Magento, WooCommerce Solutions
- Payment Gateway & Shipping Integration
- Conversion Rate Optimization (CRO)
💸Pricing: Custom packages depending on project scope and platform
⭐Notable Clients:
- Unicorn Global Automation
🏆Awards & Reviews:
- 3.5 rating on Techreviewer
✅Why Choose Them:
- Their Ecommerce UI design services start with in-depth UX research and competitor analysis to tailor design to user behavior and business goals.
- Designs are optimized for mobile usability with app-like experiences, going beyond basic responsive templates.
📁Portfolio: Not available
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6. Magneto IT Solutions
Magneto IT Solutions builds high-converting, user-friendly online stores. With over 14 years of experience and 250+ team members, they’ve launched 400+ Ecommerce websites for brands across 12+ industries.
Their design team blends style with function, creating smooth, beautiful platforms that boost engagement and improve conversion rates. Each website is designed to work perfectly on all devices, including mobile, tablet, and desktop.
They also create high-performing Ecommerce landing pages that grab attention and turn visitors into buyers.
🔗Website: https://magnetoitsolutions.com/
📍Location: Blacktown, Australia; Ahmedabad, India; Thurmaston, UK; Brampton, Canada
💼Key Services:
- UI/UX Design and Prototyping
- Conversion Rate Optimization
- Responsive and Mobile-Friendly Design
- Usability Testing
- Shopify, Magento, Adobe Commerce Solutions
💸Pricing: Based on project scope
⭐Notable Clients:
- Silhouette America
- Louped
- Petzone
- Skysales
🏆Awards & Reviews:
- Top Ecommerce Development Company – Clutch
- National Excellence United States 2023 and 2024 – UpCity
✅Why Choose Them:
- From responsive UI design and conversion optimization to advanced usability testing and prototype development, they deliver end-to-end Ecommerce design solutions backed by 14+ years of experience and a $15B+ revenue impact.
- With over 400 Ecommerce stores launched worldwide, Magento IT Solutions brings deep industry expertise and a consistent track record of enhancing user experience, boosting site speed, and increasing conversion rates across diverse markets.
📁Portfolio: https://magnetoitsolutions.com/case-studies
7. Fuselab Creative
Fuselab Creative is a design-first Ecommerce UX agency that specializes in custom interfaces and seamless digital experiences. Their team focuses on combining intuitive navigation with bold visuals to improve usability, boost conversions, and build user trust.
From Ecommerce mobile apps to complex dashboards, they design products that don’t just look good—they drive action. Their adaptive approach ensures users can navigate comfortably on any device—whether desktop, tablet, or phone. They also build landing pages and personalized flows that simplify buying decisions and reduce friction.
🔗Website: https://fuselabcreative.com/
📍Location: McLean, VA, USA
💼Key Services:
- UX Strategy & UI Design
- Mobile Ecommerce UX/UI Design
- Ecommerce Website Design
- Conversion Rate Optimization
- Dashboard & Data Visualization
- Design Systems & Prototyping
💸Pricing: Custom quotes based on project scope
⭐Notable Clients:
- NIKE
- Utires
- The Grid
- Silhouette Design Store
🏆Awards & Reviews:
- No information about awards
✅Why Choose Them:
- Fuselab follows a structured UX design strategy rooted in thorough user and competitive research, ensuring every Ecommerce interface they build is backed by real insights and optimized for conversions.
- They specialize in adaptive mobile-first design that mimics native app usability, helping Ecommerce businesses meet today’s device-agnostic user expectations with seamless, intuitive experiences.
📁 Portfolio: https://fuselabcreative.com/our-projects/
Our Criteria for Selecting Ecommerce UI/UX Agencies
To create this list of the best Ecommerce UI/UX design companies, we focused on the things that really matter for businesses looking to improve their online stores. Each agency was selected based on the following factors:
- UX and UI experience. We looked for agencies with a strong track record in Ecommerce ui/ux design services. These companies understand how users shop online and how to improve the user flow, navigation, and checkout experience.
- Ecommerce performance. We chose teams that follow Ecommerce UI/UX best practices, including mobile optimization, fast page load times, and clean code to help increase conversions and sales.
- Creativity and user-centered thinking. Top Ecommerce UX agencies know how to balance bold design with simplicity. We looked for those who follow user-centered design principles and understand what modern consumers want from Ecommerce website pages.
- Technical skills and testing. Agencies had to show strong technical skills, like responsive design, usability testing, and audits. We also gave extra points for those who built smooth, mobile-first interfaces and tested across devices to avoid errors and broken features.
- Real results and happy clients. We reviewed testimonials, portfolios, and case studies to see how well this Ecommerce UI/UX experts deliver. Great reviews, repeat clients, and proven Ecommerce UI/UX improvement results were key in making our final choices.
Consistent UI/UX Design Increases Sales: Duck.Design Know Exactly How
At Duck.Design, we believe that great design drives real business results. Our high-quality UI/UX design services help Ecommerce brands build websites that look stunning and are incredibly easy to use. Clean visuals, smooth user flows, and intuitive navigation all come together to increase engagement, improve usability, and boost conversion rates.
We design for more than just websites. Our team also creates custom UI/UX design for applications, ensuring your users get the same great experience no matter what device they use. Whether you need a sleek Ecommerce storefront, a smart dashboard, or a bold mobile interface, we’ve got you covered.
And we don’t stop at UX. As a full-service creative agency, we also offer branding, graphic design, motion graphics, illustrations, and more. From the smallest detail to your full digital presence, our team delivers work that connects, converts, and grows your business. Let’s build something great together!
