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

AVINGENIOUS TECHNOLOGIES PRIVATE LIMITED
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We create and build websites that deliver comprehensive information solutions. Our wide range of services includes web design, web development, SEO, and SMO, among others. AVingenious is committed to offering top-notch services, ensuring client satisfaction, and providing the best value for money in
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
2-9
Employees
Prayagraj, Uttar Pradesh, In
Services Provided+1 Services
20% Search Engine Optimization (SEO)
14% Social Media Marketing
33% Custom Web Application Development
23% Web App UI Design
AI Summary
“AVINGENIOUS TECHNOLOGIES PRIVATE LIMITED specializes in web design, development, SEO, and SMO, delivering comprehensive information solutions focused on client satisfaction and value.”
99 Code Lines
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99 Code Lines is a software development firm established in 1991 in Romania. We focus on web design, SEO, and both mobile and web development. The majority of our projects utilize Agile or Scrum methodologies, allowing clients to comprehend the workflow and ensuring timely project delivery.
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Bucuresti, Bucuresti, Ro
Services Provided+1 Services
20% Custom Web Application Development
14% Mobile App Development (iOS & Android)
23% Web App UI Design
10% Product Design
AI Summary
“99 Code Lines, a Romanian software company since 1991, specializes in web design, SEO, and mobile/web development using Agile and Scrum for efficient, transparent project delivery.”
Swatch Junkie Creative
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Swatch Junkie Creative is a certified business owned by a minority woman. We are a small, agile creative agency that enhances the communication strategies of social impact organizations by offering branding, web design and development, and marketing services. As partners in collaboration, we merge o
Highlights
$5,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
2-9
Employees
Tukwila, Washington, Us
Services Provided+1 Services
20% Brand Identity Design
14% Graphic Design
33% CMS Development & Customization
23% Web App UI Design
AI Summary
“Swatch Junkie Creative, a minority woman-owned agency, delivers strategic branding, web development, and marketing services, specializing in thoughtful design to amplify social impact organizations.”
Designer Websites
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Designer Websites is a welcoming website design firm and digital marketing agency based in Auckland, focusing on tailored web design and SEO services at competitive rates. We invest time in understanding your business to craft an appealing website that resonates with your target market. Users will e
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Auckland, Auckland, Nz
Services Provided+1 Services
20% Custom Web Application Development
14% Legacy System Modernization
23% Web App UI Design
10% Landing Page Design
AI Summary
“Designer Websites is an Auckland-based web design and digital marketing agency specializing in customized, user-friendly websites and effective SEO strategies at competitive prices.”
Creiden
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Creiden: The intersection of creativity and design excellence. With more than 15 years of industry expertise, we focus on creating cutting-edge web and mobile solutions. Our team works with technologies like Laravel, Next JS, Angular, and WordPress to deliver customized creations that transform digi
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Alexandria, Alexandria, Eg
Services Provided+2 Services
13% E-Commerce Development
20% Mobile App Development (iOS & Android)
18% Custom Web Application Development
20% Web App UI Design
AI Summary
“Creiden combines over 15 years of expertise with innovative technologies like Laravel and Angular to deliver customized, design-driven web and mobile solutions enhancing digital experiences.”
Sidekick, Inc
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Sidekick is a web design agency that prioritizes user experience. We are convinced that effective design is essential for achieving your business objectives and converting visitors into advocates.
Highlights
$10,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
2-9
Employees
Rochester Hills, Michigan, Us
Services Provided+1 Services
23% Web App UI Design
10% Product UX Strategy
20% Brand Identity Design
14% Brand Guidelines Development
AI Summary
“Sidekick, Inc. is a web design agency focused on enhancing user experience to help clients achieve business goals and convert visitors into loyal advocates through effective design.”
Masuga Design
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For 14 years, Masuga Design has been providing tailored CMS solutions to clients across the country. Our portfolio includes projects for renowned companies such as Google, Adobe, FOX Networks, Image Comics, Scripps Networks, A+E, Toys'R'Us, Pep Boys, World Market, and others. We are dedicated to ass
Highlights
$25,000+
Min Project Size
2-9
Employees
Wyoming, Michigan, Us
Services Provided+1 Services
14% Custom Web Application Development
20% CMS Development & Customization
33% Digital Strategy
23% Web App UI Design
AI Summary
“Masuga Design delivers expert CMS solutions, specializing in Craft CMS, serving diverse clients including major brands and agencies to optimize content-managed websites nationwide.”
Meek Media
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Meek Media is a Kolkata-based digital marketing agency in India that offers affordable digital marketing solutions. Our services include: - **Social Media Marketing**: Utilize social media platforms to promote and advertise your services effectively. - **Web Design & Development**: We leverage crea
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Kolkata, West Bengal, In
Services Provided+2 Services
23% Social Media Marketing
4% Influencer Marketing
7% Other Digital Marketing
33% Graphic Design
AI Summary
“Meek Media, a Kolkata-based agency, provides affordable digital marketing services including social media, SEO, web design, PPC, content writing, and digital PR to boost online presence and sales.”
Typza
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📣 Certified Squarespace Designer | 50+ Custom Sites | Strategic Builds That Drive Results Are you looking for a Squarespace specialist who can create visually stunning, strategic, and high-converting websites? You’ve come to the right place. I'm Mikkel, a Certified Squarespace Circle Member with ex
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
Aalborg, North Jutland, Dk
Services Provided
25% Content Marketing Strategy
25% Search Engine Optimization (SEO)
25% Web App UI Design
25% Custom Web Application Development
AI Summary
“With a focus on Web App UI Design and UX Research & Usability Testing, Typza creates visually compelling and user-friendly Squarespace websites that provide seamless user experiences and align with brand strategy.”
Benkwi
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I am a self-employed and versatile digital designer and Webflow developer located in Turkey. With more than 6 years of experience in creative development, I focus on overseeing projects from their initial concept to final publication. Since 2019, I have been assisting ambitious startups, companies,
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
Izmir, Izmir, Tr
Services Provided
25% Search Engine Optimization (SEO)
25% Product UX Strategy
25% Web App UI Design
25% Custom Web Application Development
AI Summary
“Benkwi’s expertise in UX research, usability testing, and product UX strategy combined with web app UI design highlights their proficiency in UI/UX Design, delivering actionable user-centered digital experiences.”

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