Top Web App UI Design Agencies

Web app UI design covers the screens people work in all day inside a browser-based product: dashboards, data tables, forms, settings, onboarding flows and admin panels. Designers turn requirements and wireframes into high-fidelity Figma layouts for every state, from empty and loading to error and permission-restricted, with the component and interaction specs developers build from. Product companies hire for it when launching a SaaS product, rebuilding a legacy internal tool, or when a growing app has drifted into inconsistent screens.

Favor portfolios with complex, data-heavy interfaces over marketing websites, since the skills differ. Ask how designs reach engineers and whether you get a component library they can reuse.

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10,000 Companies

List of the Best Web App UI Design Agencies

Rapid Web
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Professional WordPress & Shopify Services Experienced Freelance Website Developer focusing on WordPress and Shopify. We provide tailor-made designs, e-commerce solutions, and responsive websites tailored to your requirements! Our expertise spans from graphic design to front-end development and deplo
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
Sahibzada Ajit Singh Nagar, Punjab, In
Services Provided
25% E-Commerce Development
25% Graphic Design
25% Web App UI Design
25% Custom Web Application Development
AI Summary
“Rapid Web specializes in custom WordPress and Shopify website development, providing tailored designs, e-commerce solutions, and branding to deliver efficient, professional, and user-friendly online platforms.”
CREIXEMENT X
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A Creixement X, ens ocupem de fer créixer el teu negoci, ja sigui un servei o un producte. Al llarg dels anys, hem dissenyat tècniques efectives de creixement digital per a empreses de diversos sectors. Som experts en màrqueting digital i publicitat a Lleida. Al cap i a la fi, el que els negocis nec
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
Lleida, Catalonia, Es
Services Provided
25% Digital Strategy
25% Marketing Services
25% Web App UI Design
25% Custom Web Application Development
AI Summary
“CREIXEMENT X offers comprehensive UI/UX Design services such as Web App UI Design and Product UX Strategy, creating user-friendly and engaging digital experiences supported by expert landing page design.”
Tactical-Moves Inc
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Tactical-Moves is your go-to marketing team for small businesses. Our group works closely together and is deeply dedicated to our clients' objectives and needs. We implement online digital marketing strategies through manageable tactical steps. With our knowledge of the latest technologies, we are a
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Boston, Massachusetts, Us
Services Provided+9 Services
18% Web App UI Design
15% Search Engine Optimization (SEO)
15% Social Media Marketing
15% Custom Web Application Development
AI Summary
“Tactical-Moves Inc provides focused UI/UX design services, including landing page design and print design, helping clients create engaging user experiences and visually appealing marketing materials.”
Rewaxis Agency
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We take great pride in contributing to our clients' success. Our experience allows us to implement our innovative strategies across various industries.
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Cluj-Napoca, Cluj, Ro
Services Provided+10 Services
6% Pay Per Click
5% Social Media Marketing
5% Search Engine Optimization (SEO)
3% Content Marketing Strategy
AI Summary
“Rewaxis Agency leverages extensive experience to deliver innovative strategies across diverse industries, fostering client success through tailored, professional solutions and impactful implementations.”
Workshop Built
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Workshop Built assists companies focused on growth by helping them define their identity, enhance their competitive edge, and create the branding systems necessary for the next phase of expansion. We integrate brand strategy, executive workshops, verbal and visual identity, website development, and
Highlights
$25,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Carlsbad, California, Us
Services Provided+1 Services
23% Brand Identity Design
10% Brand Refresh & Rebranding
20% Web App UI Design
14% Landing Page Design
AI Summary
“Workshop Built partners with growth-focused companies to define brand identity, enhance market positioning, and deliver integrated strategies including branding, web development, and growth marketing for expansion.”
XHTMLCHOP
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For top-notch PSD to HTML conversion services, your search ends with XHTMLCHOP. Our talented and experienced team is equipped to manage all types of conversion projects. Whether you are an independent designer or a web design agency, we can swiftly and effectively transform your PSD files into HTML.
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
50-249
Employees
Edison, New Jersey, Us
Services Provided+1 Services
10% API Development & Integration
23% E-Commerce Development
33% Email Marketing & Automation
20% Web App UI Design
AI Summary
“XHTMLCHOP specializes in expert PSD to HTML conversion, delivering high-quality, efficient, and cost-effective services to designers and agencies with outstanding support.”
Devstep
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Enhancing businesses in the digital realm by delivering effective digital solutions that not only perform well but also attract clients to your services.
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
Tallinn, Harju, Ee
Services Provided+1 Services
23% Custom Web Application Development
10% CMS Development & Customization
14% Product UX Strategy
20% Web App UI Design
AI Summary
“Devstep specializes in delivering effective digital solutions that enhance business performance and attract clients, supporting growth across diverse industries through innovative technology services.”
Cairn Digital Media
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For small to medium-sized businesses or organizations seeking a high-quality custom website designed with a personalized WordPress theme, we are here to support you throughout the entire process. Together, we can create not only an attractive website but also one that functions effectively as a mark
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
Reading, Pennsylvania, Us
Services Provided+1 Services
10% Custom Web Application Development
23% CMS Development & Customization
14% Landing Page Design
20% Web App UI Design
AI Summary
“Cairn Digital Media specializes in custom WordPress development, UI/UX design, and SEO services, delivering tailored, flexible websites that enhance marketing and user engagement for SMEs and agencies.”
N
Nav Inc.
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High-quality development services at exceptional prices. We create landing pages, websites, core systems, and iOS/Android applications using technologies like JavaScript, TypeScript, Ruby, PHP, Python, and Java. Customized digital solutions designed to fit your budget.
Highlights
2-9
Employees
Services Provided
30% Custom Web Application Development
20% Mobile App Development (iOS & Android)
20% Mobile App UI Design
30% Web App UI Design
AI Summary
“Nav Inc. delivers affordable, high-quality digital solutions including landing pages, websites, core systems, and mobile applications using technologies like JavaScript, Ruby, PHP, Python, and Java.”
D
DOM WARIANTÓW Sp. z o.o.
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We enable businesses to expand by leveraging technology. We develop digital solutions that promote growth, covering everything from strategy to implementation.
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Services Provided
30% E-Commerce Development
20% Custom Web Application Development
20% Product UX Strategy
30% Web App UI Design
AI Summary
“DOM WARIANTÓW Sp. z o.o. empowers business growth through comprehensive digital solutions, offering strategic planning and implementation to leverage technology for expansion.”

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