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

Hyuman
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We are an energetic digital collective established in 2022, with locations in New York and Lisbon. Our emphasis is on pioneering software development paired with state-of-the-art UX/UI designs. Whether it's e-commerce platforms or comprehensive applications, we provide tailored solutions to meet you
Highlights
$10,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
2-9
Employees
New York, New York, Us
Services Provided+2 Services
25% E-Commerce Development
20% Custom Web Application Development
5% API Development & Integration
13% UX Research & Usability Testing
AI Summary
“Hyuman is a dynamic digital collective specializing in software development, UX/UI design, and team growth, delivering tailored, user-friendly solutions to drive business expansion and bridge technical gaps.”
Developex
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Developex is a custom software development firm with over 20 years of experience and more than 250 engineers located in Ukraine, Germany, Poland, and Canada. We specialize in creating comprehensive product ecosystems for hardware and software companies, ranging from low-level firmware and embedded s
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
250-999
Employees
Kyiv, Ua
Services Provided+4 Services
10% Custom Web Application Development
8% Mobile App Development (iOS & Android)
7% Backend Development
5% Frontend Development
AI Summary
“Developex is a 20-year experienced custom software firm specializing in embedded systems, full-stack applications, mobile development, BI, QA, and cloud services, serving diverse industries globally.”
Superfounder
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Superfounder.io offers a comprehensive range of top-notch services, tools, and resources designed to assist you in launching and expanding your business. We're committed to supporting you throughout the entire process.
Highlights
$5,000+
Min Project Size
Services Provided
22% Mobile App UI Design
28% Web App UI Design
25% Mobile App Development (iOS & Android)
25% Custom Web Application Development
AI Summary
“Superfounder.io provides comprehensive services, tools, and resources to support entrepreneurs in launching and growing their businesses effectively throughout all stages.”
Nick Ponte Marketing
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Nick Ponte Marketing is a reliable marketing company located in Maui, Hawaii. We provide services such as Hawaii SEO, Maui web design, and marketing solutions designed to enhance your business’s visibility. You can schedule a complimentary consultation to discuss your requirements and discover how o
Highlights
$1,000+
Min Project Size
2-9
Employees
Kihei, Hawaii, Us
Services Provided+9 Services
5% Social Media Marketing
10% Search Engine Optimization (SEO)
2% Other Digital Marketing
3% Email Marketing & Automation
AI Summary
“Nick Ponte Marketing in Maui offers SEO, web design, and comprehensive marketing solutions focused on enhancing visibility, generating leads, and supporting business growth with expert, client-centered service.”
Oporteo
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BCP is experiencing significant market interest in ecommerce, fueled by customer demand, traditional companies responding to new competition, and the industry taking advantage of the opportunities created by innovative digital marketing channels. Research backs this up, showing that the effective us
Highlights
$10,000+
Min Project Size
< $25/hr
Avg Hourly Rate
10-49
Employees
Stockport, England, Gb
Services Provided+2 Services
8% Mobile App Development (iOS & Android)
17% E-Commerce Development
25% CRM Consulting and SI
15% Managed IT Services
AI Summary
“Oporteo operates within the B2B food and beverage sector, leveraging ecommerce and innovative digital marketing to drive business growth and achieve cost efficiencies amid rising market interest.”
Those Marketers
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We are Those Marketers, and our mission is to help you discover your digital voice and achieve business success. Established in 2019 through the merger of two award-winning companies, we excel at promoting brands and supporting their growth. By utilizing your unique strengths, we create strategic pl
Highlights
$1,000+
Min Project Size
10-49
Employees
Monsey, New York, Us
Services Provided+6 Services
6% Content Marketing Strategy
5% Search Engine Optimization (SEO)
5% Social Media Marketing
3% Mobile & App Marketing
AI Summary
“Those Marketers, founded in 2019 from two award-winning companies, specializes in strategic digital marketing that leverages unique client strengths to attract customers and drive business growth.”
WebFluence Digital
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WebFluence Digital is a web design and SEO agency located in Dublin that specializes in creating conversion-focused websites for local small and medium-sized enterprises, primarily in sectors like dental, aesthetics, fitness, trades, and professional services. They can take a project from concept to
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Dublin 24, Ie
Services Provided+3 Services
25% Custom Web Application Development
25% Web App UI Design
11% Other Digital Marketing
14% Search Engine Optimization (SEO)
AI Summary
“WebFluence Digital is a Dublin-based agency specializing in rapid, AI-assisted web design, local SEO, and automation services for small to medium local businesses across various industries.”
Trovend Technology Pvt Ltd
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Trovend is a distinguished global consulting and outsourcing firm that leverages advanced technology to provide next-generation services. It effectively consolidates markets and standardizes offerings, particularly in fragmented industries. We assist businesses through imaginative web applications,
Highlights
10-49
Employees
Hyderabad, Andhra Pradesh, In
Services Provided+3 Services
15% Custom Web Application Development
20% Mobile App Development (iOS & Android)
8% Backend Development
7% Frontend Development
AI Summary
“Trovend Technology Pvt Ltd is a global consulting and outsourcing firm offering innovative web, mobile, and software solutions, combining advanced technology with design to support diverse industries.”
Rocky Mountain Web Design
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Our team offers a variety of essential services for both new and established small businesses. We specialize in website development, logo and graphic design, social media management, and basic local SEO, all aimed at helping local businesses thrive and become strong competitors in Colorado Springs.
Highlights
$25-49/hr
Avg Hourly Rate
Colorado Springs, Colorado, Us
Services Provided+1 Services
27% Web App UI Design
7% UX Research & Usability Testing
20% Brand Identity Design
13% Graphic Design
AI Summary
“Rocky Mountain Web Design provides comprehensive services including website development, UI/UX design, branding, and social media marketing, empowering Colorado Springs small businesses to enhance visibility and lead generation.”
The Rhino Digital
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At Rhino Digital, we begin by gaining a deep understanding of your business to identify the best strategy tailored to your needs. You have the expertise in your business, and we have the knowledge of data. Together, we'll merge our enthusiasm, creativity, and results-focused approaches.
Highlights
$25-49/hr
Avg Hourly Rate
2-9
Employees
Dhaka, Dhaka, Bd
Services Provided+6 Services
15% Custom Web Application Development
10% E-Commerce Development
25% Web App UI Design
5% Content Marketing Strategy
AI Summary
“Rhino Digital combines data expertise with client insight to craft tailored, results-driven strategies, emphasizing creativity and collaboration to meet diverse business needs effectively.”

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