The 10 Best User Experience (UX/UI) Agencies in Seattle - 2025 Reviews

Top User Experience (UX/UI) Agencies in Seattle

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Elevate your digital presence with Seattle's top-tier User Experience (UX/UI) agencies. Our curated list showcases expert companies specializing in creating intuitive, user-centric designs that captivate and convert. Explore portfolios and client testimonials to find the perfect match for your project, whether it's website redesign, app development, or overall digital strategy. From established UX/UI companies to innovative boutique agencies, Seattle's talent pool offers diverse expertise to enhance your product's usability and aesthetic appeal. Ready to transform your user experience? Post your project details on Sortlist, and let Seattle's finest UX/UI professionals reach out with tailored solutions that align with your brand vision and business goals.

Top Featured User Experience (UX/UI) Agencies

All User Experience (UX/UI) Companies in Seattle

  • 5
    (7 reviews)

    Transforming your product idea into reality through custom design-driven development.

    Highly recommended
    Top awarded
    Halo Lab is an award-winning custom web app design and development company ⭐ Our team offers reliable, customized, and user-friendly solutions for your business. We transform your product ideas into reality with our expert, design-driven development approach. Let us bring your vision to life with our innovative and tailored services. WE ARE YOUR PARTNER IN: ✅ Enhancing user experiences with UI/UX design. ✅ Building your brand identity. ✅ Growing your online presence with website development. ✅ Creating smooth digital experiences with full-cycle web app development. ✅ Ensuring top-notch quality with QA. ✅ Boosting growth and visibility with SEO & marketing support. Let’s create your star with us.
    20 works in User Experience (UX/UI)
    Located in Burlingame, United States (+5)
    From €5,000 for User Experience (UX/UI)
    Worked in Others (+18)
    Speaks English, Arabic(+3)
    51-200 members
  • 5
    (9 reviews)

    On Time ... On Budget ... Solutions Exceeding Expectation

    Recommended
    Top awarded
    Dot Com Development is a 🤝trusted🤝 and 🏆awarded🏆design and development technology company providing custom solutions for companies of all sizes and industries. We provide end to end application planning, design, development, testing and support services with expertise in the latest cutting edge, high performing, and future proof technologies. We’ll get your digital product to market 30% faster than our competitors, improve development costs by up to 40% and create user experiences that get 5x-10x more user engagement. Our services include: ✅ Strategic Planning and Consulting ✅ UX/UI Design ✅ Prototyping and POC's ✅ Web Application Development ✅ Website Design and Development ✅ Mobile Application Development ✅ Artificial Intelligence Development ✅ eCommerce Development ✅ API Development and Integration ✅ Data and Analytics ✅ Cloud Development ✅ CRM / ERP Development ✅ DevOps / Cloud Services ✅ Support and Maintenance
    11 works in User Experience (UX/UI)
    Located in Scottsdale, United States
    From €5,000 for User Experience (UX/UI)
    Worked in Industrial Goods & Services (+11)
    Speaks English
    11-50 members
  • 5
    (16 reviews)

    Building apps is hard... when you're distracted.

    Top awarded
    When hiring an app or web development team to build custom software, one variable matters most: are the developers fully dedicated to your success , or are you one client of many? Designli brings together designers, engineers, and business minds into on-demand, dedicated product teams that pour themselves, full-time, into the success of your app or web-app initiative. Existing as your dedicated software engineering department, we'll work together to solve your most pressing business problems with custom software. How it Works, and What We Can Build: Designli designs, develops, and launches beautiful apps and web-apps that you'll be proud to own, with a process that makes sense. Most importantly, we'll do this with a team that is assigned full-time to your project. With a step-by-step process, we'll begin by creating a clickable simulation of the User Interface of your app or website, and a development-ready backlog with each feature defined, estimated, and ready to code. Entrepreneurs use this output for fundraising. Business leaders use it for internal buy-in and market validation. When you choose to move into Development, our staff will be assigned full-time to you, and this team will be composed of the disciplines you need. Left alone, designers will create art projects. Engineers will create science fair gizmos. Business minds will create spreadsheets. Your development team will include all three, singularly focused on your success. For more information and to see our extensive work portfolio, visit https://designli.co
    6 works in User Experience (UX/UI)
    Located in Parker, United States (+1)
    From €5,000 for User Experience (UX/UI)
    Worked in Banking & Financials (+9)
    Speaks English
    51-200 members
  • 5
    (1 review)

    Top Mobile App Development Company in the USA

    Zazz is a certified and globally recognized Mobile App Development company that can help, architect & scale your vision. Talk to our App Development Experts Now.
    Looking for work in User Experience (UX/UI)
    Located in Seattle, United States
    From €1,000 for User Experience (UX/UI)
    Works in multiple industries
    Speaks English
    201-500 members
  • 5
    (16 reviews)

    Multi-Award-Winning Digital Marketing Agency

    Top awarded
    Since 2011, Simple Web Solutions has been a leading name in digital marketing, worldwide. Our experts have been industry authorities in the IT realm since the dawn of the new millennium, and our philosophy is simple: To build long-term relationships with the clients we serve and bring intrinsic value through our digital marketing services. As an award-winning digital marketing agency, we have collected the following accolades to date: Platinum Winner at the Hermes Creative Awards Gold Winner at the American Business Awards Platinum Winner at the AVA Digital Awards Gold Winner at the E-volution Awards Silver Winner at the Davey Awards Silver Winner at the Tourism Awards Recognized by Google through the High Flyers Google Partners program Google Partner Badge holders since 2016 We understand that every business is different, and yours is no exception. To thrive in a digital world, you need a unique digital marketing blueprint built around your distinct goals. That is why Simple Web Solutions provides customized digital marketing solutions for businesses like yours. Consider us an extension of your in-house team, managing everything to do with your online presence on your behalf – so you can focus on running your business. Our services include: Advertising Digital Marketing Strategy Search Engine Optimization Google Ads Meta Ads Social Media Marketing Web Design Web Development UX/UI Design Content Marketing Conversion Optimization Simple Web Solutions delivers more than average digital marketing for companies worldwide. We are your trusted partner in producing results, based on proven digital marketing tactics.
    16 works in User Experience (UX/UI)
    Located in Chalandri, Greece
    From €5,000 for User Experience (UX/UI)
    Worked in Retail (+12)
    Speaks English, Greek
    11-50 members
  • 5
    (3 reviews)

    Radical Digital Experiences™

    WHO IS RNO1 We're not like every other Agency. You're not like every other Brand. RNO1 is a new kind of Digital Design & Growth Agency. We're a Subscription-Agency Guiding Modern Brands across Platforms and Places. Creating Radical Digital Experiences™. Through our Service Subscription Model, Modern Brands are able to support their growth moves at every phase of their growth journey, at every digital touchpoint. We add value where you need it in support of greater revenue, investment, acqusition, or IPO. Here to scale your business into the future. We've had the privelege of partnering with some of the most brilliant brands, teams, and leaders in their industries. CLIENT PARTNERS INCLUDE Disney Finlandia Vodka Airbnb Ericsson Acorns BMW Microsoft Hedonova LOLIWARE SUCCESS STORIES Within RNO1, we've helped to propel technology and eCommerce brands significantly in the market, with 4 companies leading to acquisition by larger brands including Airbnb, Cox Media Group, and Ericsson, 1 airing on the Hit US TV Show Shark Tank securing funding from Mark Cuban (billionaire investor), and 2 Tech/AI companies securing $100 Million in Funding in 2021/22 with a $1 Billion Market Valuation (for each brand). VISIT US www.rno1.com
    5 works in User Experience (UX/UI)
    Located in Bellevue, United States (+4)
    From €0 for User Experience (UX/UI)
    Worked in Internet (+3)
    Speaks English
    51-200 members
  • (0 review)

    Kalungi creates instant marketing functions for early-stage B2B SaaS companies—including a CMO and supporting team.

    The world's only full-service B2B SaaS marketing agency. Build a sustainable marketing function with an experienced CMO and complete marketing team.
    Looking for work in User Experience (UX/UI)
    Located in Seattle, United States
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)

    Human-Centered Design consultancy focused on projects that help better people's lives. Improve your customer experience.

    We’re a human-centered design consultancy focused on government agencies, nonprofits and enterprises with a social-impact mission.
    Looking for work in User Experience (UX/UI)
    Located in Seattle, United States
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)

    Design that defines your territory.

    Creative Design & Branding Agency in Seattle
    Looking for work in User Experience (UX/UI)
    Located in Seattle, United States
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)

    All-in-one Enterprise Workplace Platform

    Saltmine’s enterprise workplace platform empowers companies to create spaces where employees love to work, no matter what their future holds. Our revolutionary technology powers data-driven decisions that make the workplace more dynamic, responsive, and tailored to changing employee needs and business goals. Saltmine is a workplace strategy, design & optimization software that enhances cross-team collaboration, creates an engaging employee experience and reduces real estate and design project costs. Founded in 2017 by Shagufta Anurag and based in San Francisco, Saltmine supports corporate office initiatives for customers like PG&E, Nike, Snowflake and Workday, as it advances its mission to be the new operating system for the workplace.
    Looking for work in User Experience (UX/UI)
    Located in Seattle, United States
    From €1,000 for User Experience (UX/UI)
    Works in multiple industries
    Speaks English
    51-200 members
  • (0 review)

    Elevate your impact with beautiful technology

    Source: Clutch.co We deliver great design via component-based systems that unify navigation, UX and visual design, and are implementable across a variety of ...
    Looking for work in User Experience (UX/UI)
    Located in Seattle, United States
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)

    Strategy. Creative. Communications.

    Creativello is a strategic design, communications and PR agency located in Seattle, WA. We are based on four pillars: Strategic, Communication, Creative, and Social Media.
    Looking for work in User Experience (UX/UI)
    Located in Seattle, United States
    From €1,000 for User Experience (UX/UI)
    Works in multiple industries
    Speaks English
    11-50 members
  • (0 review)

    Complex problems, solved beautifully. Design consultancy est. 1926.

    Teague is an independent design consultancy that creates new products and experiences from emerging technologies and human aspirations for a better world.
    Looking for work in User Experience (UX/UI)
    Located in Seattle, United States
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)

    Pushing design and technology for a shared, frictionless future

    New Theory is a creative web agency that pushes design and technology for a shared, frictionless future.
    Looking for work in User Experience (UX/UI)
    Located in Seattle, United States
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)

    Giving voice to people’s experiences to drive better insights and outcomes.

    Built to scale qualitative research with game-changing generative AI-powered insights, Discuss.io is home to the world's most loved market research tools.
    Looking for work in User Experience (UX/UI)
    Located in Seattle, United States
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)

    We create experiences that connect people to brands in extraordinary ways.

    We are a full-service agency that uses strategy, branding, technology, and culture to connect people to brands.
    Looking for work in User Experience (UX/UI)
    Located in Seattle, United States
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  •  
    Looking for work in User Experience (UX/UI)
    Located in Seattle, United States
    From €1,000 for User Experience (UX/UI)
    Works in multiple industries
    Speaks English
    11-50 members
  • (0 review)
     
    Looking for work in User Experience (UX/UI)
    Located in Seattle, United States
    From €1,000 for User Experience (UX/UI)
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)

    Driven By Work That Matters

    Formative is a different kind of company; part digital agency, part incubator, and part consultancy. We're a small shop with big ideas and the experience
    Looking for work in User Experience (UX/UI)
    Located in Seattle, United States
    From €1,000 for User Experience (UX/UI)
    Works in multiple industries
    Speaks English
    11-50 members
12

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Insight from a Seattle Expert: Navigating User Experience (UX/UI) Agencies

Awards and Recognitions: Setting the Bar High

In the bustling tech hub of Seattle, 41 premium projects underscore the quality and creativity of local User Experience (UX/UI) agencies. Prestigious awards, such as the UX Design Awards and Webby Awards, frequently honor these companies. Their accolades affirm their commitment to excellence and innovation in creating intuitive and engaging user interfaces.

Top Clients and Successful Partnerships

Seattle’s UX/UI agencies have a track record of successful partnerships with leading companies, including tech giants and emerging startups. From enhancing the digital presence of ecommerce platforms to refining the user interfaces of software applications, these collaborations emphasize the versatility and depth of Seattle's agencies. The prowess of these agencies in tackling complex UX challenges head-on is apparent in their refined, user-centric product designs that resonate well with end-users.

Budgeting for UX/UI Services

Investing in top-tier UX/UI design is pivotal for businesses aiming to stand out in today's digital-first world. In Seattle, where innovation meets practical design, setting a realistic budget is crucial. Here's an effective approach to planning your UX/UI investment:

  • Startups and Small Businesses: For smaller entities, opting for agile UX agencies that offer flexible pricing models is beneficial. A focused UX overhaul might range from $15,000 to $30,000 depending on the project scope.
  • Mid-sized Enterprises: These businesses should consider agencies that can scale designs across varying platforms and integrate complex user requirements. Here, projects can range from $30,000 to $70,000.
  • Large Corporations: For enterprises aiming to lead with cutting-edge user interfaces, top-tier agencies provide extensive research and multi-platform designs that are essential. Budgets here typically start at $70,000 and can extend into the higher six figures depending on the breadth and depth of the project.

With client testimonials reflecting satisfaction and an impressive 16 reviews highlighting reliability and professionalism, Seattle’s UX/UI agencies are evidently a top choice for businesses aiming to innovate their user experience.

Whether you’re a startup looking to craft your first user interface or a multinational needing a comprehensive UX strategy, Seattle hosts a spectrum of proficient agencies ready to elevate your product’s user experience. Lean into their award-winning expertise to ensure your offering is both usable and delightful, significantly enhancing your customer's interaction with your brand.

Karim Saadoune
Written by Karim Saadoune Sortlist Expert in SeattleLast updated on the 18-05-2025

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Frequently Asked Questions.


In Seattle's thriving tech ecosystem, understanding the distinction and synergy between UX (User Experience) and UI (User Interface) is crucial for creating successful digital products. Let's break down the key differences and explore how they collaborate:

Key Differences:
Aspect UX (User Experience) UI (User Interface)
Focus Overall feel and functionality of the product Visual and interactive elements of the product
Scope Entire user journey and interaction with the product Specific touchpoints and visual design
Goals Improve user satisfaction and product effectiveness Create visually appealing and intuitive interfaces
Tools User research, wireframing, prototyping, user testing Visual design software, style guides, interaction design
How UX and UI Work Together:

In Seattle's competitive digital landscape, UX and UI collaborate to create effective products through:

  1. User-Centered Design: UX research informs UI decisions, ensuring that visual elements align with user needs and preferences.
  2. Iterative Development: UX prototypes are refined through UI design, creating a feedback loop that improves the product.
  3. Consistent Experience: UI maintains visual consistency while UX ensures a cohesive journey across different touchpoints.
  4. Accessibility: UX identifies accessibility needs, which UI implements through inclusive design practices.
  5. Performance Optimization: UX focuses on reducing cognitive load, while UI optimizes visual elements for faster processing.

In practice, Seattle-based companies like Amazon and Microsoft exemplify this collaboration. Amazon's '1-Click' ordering combines UX simplicity with UI clarity, while Microsoft's Fluent Design System showcases how UX principles can be translated into a cohesive UI framework.

According to a 2023 survey by the Puget Sound Business Journal, 78% of Seattle's top-performing digital products attributed their success to strong UX/UI integration. This underscores the importance of viewing UX and UI as complementary disciplines rather than separate entities.

For Seattle businesses looking to create effective digital products, it's crucial to invest in both UX and UI expertise. By fostering collaboration between these disciplines, companies can create intuitive, visually appealing, and highly functional products that resonate with users in the tech-savvy Pacific Northwest market and beyond.



In Seattle, a hub of technological innovation and home to industry giants like Amazon and Microsoft, UX/UI design is increasingly being leveraged to solve complex business problems and enhance operational efficiency. Here are some innovative ways Seattle-based companies are utilizing UX/UI design:

  1. Data Visualization for Decision Making: Seattle's tech-savvy businesses are using advanced UX/UI design to create intuitive dashboards that transform complex data into easily digestible visual formats. This enables faster, more informed decision-making across all levels of an organization.
  2. AI-Powered Personalization: With Seattle's strong AI and machine learning community, companies are integrating these technologies into UX/UI design to create hyper-personalized user experiences. This not only improves customer satisfaction but also streamlines operations by predicting user needs and automating responses.
  3. Voice User Interfaces (VUI): Given Amazon's presence in Seattle and its work on Alexa, many local businesses are exploring VUI design to improve accessibility and efficiency in various sectors, from healthcare to customer service.
  4. Augmented Reality (AR) for Training: Seattle's aerospace industry, led by Boeing, is utilizing AR in UX/UI design for more effective employee training and maintenance procedures, significantly reducing errors and improving operational efficiency.
  5. Gamification for Employee Engagement: Seattle companies are incorporating gamification elements in their internal tools and processes, improving employee engagement and productivity while solving complex HR challenges.
  6. Sustainable UX Design: With Seattle's strong focus on sustainability, UX/UI designers are creating interfaces that encourage environmentally friendly behaviors, helping businesses meet their sustainability goals while improving user engagement.

To illustrate the impact of these innovative UX/UI approaches, consider the following data:

UX/UI Innovation Average Improvement in Operational Efficiency
Data Visualization Dashboards 32% faster decision-making process
AI-Powered Personalization 24% increase in customer satisfaction
Voice User Interfaces 18% reduction in customer service response time
AR for Training 40% decrease in training time and errors
Gamification for Employee Engagement 27% increase in employee productivity

These innovative UX/UI design approaches are not just improving user experiences but are also solving complex business problems and significantly boosting operational efficiency. As Seattle continues to be at the forefront of technological innovation, we can expect even more groundbreaking applications of UX/UI design in the business world.



As a Seattle-based UX/UI expert with extensive experience in international markets, I can confidently say that cultural differences and globalization significantly impact UX/UI design strategies, especially for companies targeting global audiences. Here's how these factors influence design approaches in the Emerald City and beyond:

1. Cultural Nuances in Visual Design
  • Color Symbolism: Colors carry different meanings across cultures. For instance, while red signifies luck in China, it may represent danger in Western countries. Seattle-based designers must be mindful of these distinctions when creating interfaces for diverse markets.
  • Iconography: Symbols and icons that are intuitive in one culture may be confusing or offensive in another. Local UX/UI agencies in Seattle often conduct thorough research to ensure their visual elements are universally understood or appropriately localized.
2. Language and Text Considerations
  • Text Expansion: When translating from English to other languages, text often expands. Seattle UX/UI designers must create flexible layouts that accommodate various text lengths without breaking the design.
  • Reading Patterns: While English is read left-to-right, languages like Arabic and Hebrew are read right-to-left. This fundamentally changes the layout and flow of information, requiring adaptable design systems.
3. User Behavior and Expectations

Different cultures have varying expectations for user interfaces. For example:

Culture UI Preference
East Asian Often prefer information-dense interfaces
Western Typically favor minimalist designs with more whitespace

Seattle's diverse tech ecosystem, home to global giants like Amazon and Microsoft, has fostered a deep understanding of these cultural nuances among local UX/UI professionals.

4. Technological Infrastructure
  • Internet Speed: Not all countries have high-speed internet like Seattle. Designers must optimize for varying connection speeds, ensuring functionality across different network conditions.
  • Device Preferences: While Seattle users might prefer desktops or high-end smartphones, other markets may predominantly use budget smartphones or tablets. This impacts responsive design strategies.
5. Legal and Regulatory Compliance

Different regions have unique legal requirements that affect UX/UI design:

  • GDPR in Europe influences how user data is collected and displayed.
  • Accessibility laws vary by country, impacting design choices for inclusive interfaces.

Seattle's UX/UI agencies are well-versed in navigating these complex regulatory landscapes, thanks to the city's global business connections.

6. Localization vs. Globalization

Seattle designers often grapple with the balance between creating a consistent global brand and tailoring experiences for local markets. This involves:

  • Adaptive Content: Adjusting content strategy to reflect local interests and cultural norms.
  • Flexible Design Systems: Creating modular designs that can be easily adapted for different markets without losing brand consistency.
7. User Research and Testing

To effectively design for international markets, Seattle-based UX/UI agencies emphasize:

  • Diverse User Testing: Conducting usability tests with users from target markets to uncover cultural preferences and pain points.
  • Collaborative Design: Partnering with local designers and cultural experts in target markets to ensure authenticity and relevance.

In conclusion, the impact of cultural differences and globalization on UX/UI design strategies is profound and multifaceted. Seattle's position as a global tech hub has cultivated a community of UX/UI professionals who are adept at creating culturally sensitive, globally accessible designs. By leveraging this expertise, companies can create user experiences that resonate across diverse international markets while maintaining brand consistency and user satisfaction.