list of top app developers in seattle

List of App Developers in Seattle

Who’s the Best Mobile App Developer in the Pacific Northwest?

Developing the perfect app for your business requires finding the best app development company. As a tech hub, Seattle has more development companies than you can count.

That’s why we decided to create a shortlist of the best local app developers for you.

Out of all the choices, we narrowed them down to the 15 most impressive and inventive app developers in Seattle. Use this list to make a hiring decision with confidence.

  • 8ninths

    Founded in 2008, 8ninths is a Seattle-based augmented and virtual reality (AR/VR) solutions company. The team of 13 also provides mobile and web development, UI/UX design, and strategy.

    Notable Project

    A membership service for government contracts redesigned its website but realized it needed more help to boost traffic and present information in a more user-friendly way. They hired 8ninths to create a seamless user experience for the site.

    “We're thrilled with the solutions 8ninths developed and anticipate that they will save employee time, improve customer satisfaction, and increase revenue.” – Executive Director, Membership Service

    Former Clients
    Microsoft
    Toyota
    Starbucks
    Disney
    Coca-Cola
    Amazon
    Hallmark
    $ $ $ $ $
    equalizer

    Undisclosed

    group11 - 50 Employees
    place Seattle , WA
  • AccelOne

    AccelOne is a software development company based in Kirkland, Wash. with offices in Buenos Aires, Argentina. Founded in 2013, AccelOne's team of 25 employees provides custom software development, mobile app development, and UX/UI design services.

    Notable Project

    AccelOne worked with a publishing company to assist with a series of technical projects. They began with a cloud software migration, continued with a proof of concept Salesforce tool, and ended with a complete Salesforce CRM implementation. AccelOne's developers used Angular.js to coordinate the API integration with the client's subscription management system.

    "The feedback on the web app has been positive, a result of making membership services more readily available online." — CEO, Publishing Company

    Former Clients
    Oreo
    Turner
    Bridge Patient Portal
    Nike
    $ $ $ $ $
    equalizer $25,000+
    group11 - 50 Employees
    place Kirkland , WA
  • Affirma Consulting

    Affirma Consulting is a full-service technology consulting agency. Founded in 2001, Affirma Consulting is based in Seattle, WA with additional offices in Los Angeles, CA, India, Ireland, and Reno, NV. The team of 200+ focuses on consulting for Business Intelligence (BI), Sharepoint, Salesforce, and customer relationship management (CRM) software, they also offer design, marketing, and mobile and web development.

    Notable Project

    A hydraulic services company hired Affirma Consulting after experiencing challenges with the first developer it hired. Affirma Consulting built the client’s website and continues to offer consulting services for the web project. The client regrets not choosing Affirma Consulting first.

    “I am very satisfied with their work. They did what they said they would do on time. Affirma keeps you on track and lets you know how much they have spent, how many hours each week they have devoted, what it costs, and how much you have left in your budget.” – Marketing Manager, Hydraulic Services Company

    Former Clients
    Microsoft
    Expedia
    Seattle Seahawks
    Pokemon
    Aegis Living
    MoneyTree
    $ $ $ $ $
    equalizer $5,000+
    group51 - 250 Employees
    place Bellevue , WA
    Awards

    Inc. 5000

  • Blink UX

    Founded in 2000, Blink UX has almost 20 years of experience in the IT sector. True to their name, Blink UX specializes in UX/UI design but also offers mobile and web development, research, strategy, and design services.

    Notable Project

    Blink UX was put in charge of redeveloping a website for a community center. They combined over 75 websites the community center owned into one, easy to use, attractive website. They did all the research and increased the usability and functionality.

    “They were very responsive. I felt like we were truly a team.They helped us understand what was needed even though it was something that was never on their plate.” – Manager, Community Center

    Former Clients
    NASA
    Moen
    Microsoft
    Seattle Sounders FC
    Clipper Vacations
    $ $ $ $ $
    equalizer $25,000+
    group51 - 250 Employees
    place Seattle , WA
    Awards

    100 Fastest Growing in Washington

  • BrightStarr

    BrightStarr was founded in 2006 and is a custom software development company. Headquartered in Seattle, WA with additional offices in the UK and New York, the team of 126 also offers web and mobile app development and productivity consulting to help clients streamline their internal business processes.

    Notable Project

    A professional sports league’s communications team hired BrightStarr to build a SharePoint system to share documents, data, analytics, and resources and communicate more effectively across teams. At the time of the interview, the platform was not live, but the client said the partnership has been positive so far.

    “Overall, the engagement has been really positive. One of the reasons that I decided to go with BrightStarr is that they aren't just going to deliver what was requested. BrightStarr is going to challenge us to do some new and innovative things and think outside the box.” – Strategic Planning Analyst, Professional Sports League

    Former Clients
    Adidas
    Ben & Jerry’s
    Dell
    Johnson & Johnson
    Nestle
    Pepsico
    Tottenham Hotspur
    $ $ $ $ $
    equalizer $10,000+
    group51 - 250 Employees
    place New York , NY
    Awards

    2012 Nielsen Norman Intranet Design Awards, IT Europa Software Excellence Awards: Finalist, CIPR: 2017 Best International Campaign

  • CASoft Seattle

    CASoft Seattle is a web design, development, and marketing company located in Kirkland, Wash. Founded in 2017, CASoft Seattle has a team of three employees that not only specialize in web development but also mobile app and custom software development. Their marketing expertise spans SEO, PPC, and branding. They primarily work with small businesses. 

    Notable Project

    CASoft Seattle built a platform for a social media streaming app. The product emphasized group navigation and privacy. For example, users who uploaded a video to the platform could control who saw the content. After working with a development team that could not complete the project, the social media platform hired CASoft Seattle. They built a custom iOS platform that included the client's desired featured and addressed coding issues in the backend.

    "After working with some of the highest rated development firms, I appreciate how CASoft Seattle does business. Their ability to communicate and work within a partnership is second to none. They had a lot of issues working with the original code but were ultimately able to succeed where other companies failed." – Founder and CEO, Social Media Streaming App

    Former Clients
    Footlogix
    Great Plains College
    Modern Metals
    Mobile Veterinary Mission
    $ $ $ $ $
    equalizer $1,000+
    group2 - 10 Employees
    place Kirkland , WA
  • ChopDawg

    Since 2009, ChopDawg.com has created 245+ digital products – from mobile applications and web applications to blockchain and artificial intelligence technologies for startups, Fortune 500s, growing businesses, and non-profits around the globe. Think of ChopDawg.com not as your agency but as your technical partner. Headquartered in Philadelphia, with offices in Boston, Seattle, New York, and Atlanta, Chop Dawg currently has about 27 employees.

    Notable Project

    ChopDawg.com designed and developed an app for iOS and Android for a real estate tech company, incorporating custom features that allow users to buy and sell real estate independently.

    "ChopDawg's team provides invaluable feedback that's significantly improved the overall design of the app. They contributed greatly to the design and flow of the platform, incorporating features that we never would've thought of." – CEO, Real Estate Tech Company

    Former Clients
    Hilton
    Six Flags
    Wawa
    Siemens

    Jurvo

    $ $ $ $ $
    equalizer $25,000+
    group11 - 50 Employees
    place Philadelphia , PA
    Awards

    CSS Design Award

  • Custom Databases of Seattle

    Custom Databases of Seattle specializes in custom software development, mobile app development, and application management. Based in Seattle, the company features one freelancer who works directly with clients across various industries.

    Notable Project

    Using FileMaker Pro, Custom Databases of Seattle built a web portal to process student applications. They also created systems for marketing and financial agreements. These deliverables have improved internal communication amongst staff members of the company. 

    "Our resource at Custom Databases of Seattle is the easiest person to work with. She’s the most responsive party involved. I totally rely on her. Overall, it’s been a great partnership." –Director of International Outreach, College

    $ $ $ $ $
    equalizer

    Undisclosed

    groupFreelancer Employees
    place Seattle , WA
  • Flexaspect

    Flexaspect is headquartered in Seattle, WA and has additional offices in the UK, Poland, and Ukraine. Founded in 2006, Flexaspect is a web, app, and custom software development company. The team of 44 serves mostly small businesses across a variety of industries

    Notable Project

    Flexaspect was hired by a cloud services and software company to develop the frontend of a website and to integrate its mobile apps with the cloud.

    “I'm very comfortable with the value I'm getting. They do A-plus work, and I received cutting-edge deliverables, not outdated technology.” – CEO, Cloud Service and Software Company

    Former Clients
    Buzzfeed
    AOL
    The Huffington Post
    Rakuten
    Microsoft
    $ $ $ $ $
    equalizer $5,000+
    group51 - 250 Employees
    place Bellevue , WA
  • Flower Press Creative Studio, LLC

    A full-service digital design and development agency, Flower Press Creative Studio takes on mobile app, web, and custom software development projects. Founded in 2001, the small team of 6 is headquartered in Seattle and also has experience in UI/UX design.

    Notable Project

    A founder of a social meetup company needed help launching the business. Flower Press Creative Studio agreed to help, developing an iOS app and assisting with branding.

    “She was really good at taking my ideas and turning them into something usable. She’s easy to work with, as well as versatile. She has a way of remedying doubts clients might have about their ideas.” – Founder, Social Meetup App

    Former Clients
    Nike
    Disney
    SurveyMonkey
    Lipton
    Southern Living
    $ $ $ $ $
    equalizer $10,000+
    group2 - 10 Employees
    place Seattle , WA
  • Helpful Human

    Helpful Human is a development agency based in Seattle. Since 2013, their team of 15 has been specializing in web design and development, mobile app development, and UX/UI design. They work primarily with small businesses in the information services and business services industries.

    Notable Project

    A tech startup hired Helpful Human for their design expertise. They conducted background research, made suggestions for a prototype test, and will assist with future phases. The client prides Helpful Human on being responsive. 

    "Their experience and expertise played a major part and they were thoughtful and insightful." – Owner, Technology Startup 

    Former Clients
    Rudy's
    naturewise
    Elm Coffee Roasters
    Holland America Line
    $ $ $ $ $
    equalizer $10,000+
    group11 - 50 Employees
    place Seattle , WA
  • Inventive Mobile

    Since its founding in 2010, Inventive Mobile has been dedicated to mobile app development. Their small but expert team completed over 30 projects for both Android and iOS with over 10 million downloads.

    Notable Project

    A global IT and investment firm had a tight deadline for creating both Android and iOS apps before an important convention. Inventive Mobile delivered both apps on time without sacrificing quality.

    “Inventive Mobile excelled at delivering mobile apps to our specifications on extremely tight timelines. They were creative and worked within tight budgets, making it possible for our teams to land additional customers in the market very quickly.” – Director of Product Management, Global IT and Investment Firm

    Former Clients
    Intel
    Xerox
    Oracle
    Meijer
    Concordia Publishing House
    UCSF Medical Center
    $ $ $ $ $
    equalizer $5,000+
    group2 - 10 Employees
    place Issaquah , WA
  • Joen.io

    Recently founded in Seattle in 2017, Joen.io has established itself as a top-class boutique development firm. The team of two best friends provides mobile app and web development, consulting, tech support, and app modernization.

    Notable Project

    A design company hired Joen.io to produce an app for a pet adoption center. Joen.io delivered an interactive iOS and Android app that included individual profiles for the pets up for adoption – complete with background information and photos for each pet.

    “Our open candor with Joen.io’s team kept the project moving and resulted in a very positive experience. They’re wonderful people, and we still keep in touch, even though we’re not working together at this time.” – Studio Producer, Design Company

    Former Clients
    Nike
    Hurley
    Annenberg Foundation
    WorkplaceX
    KRNL Labs
    $ $ $ $ $
    equalizer $10,000+
    group2 - 10 Employees
    place Seattle , WA
  • Master of Code Global

    With five offices around the world, Master of Code Global specializes in design and development for web, mobile, and chatbot solutions. Founded in 2004, the team of over 130 also has experience with artificial intelligence (AI) technologies and AR/VR development.

    Notable Project

    An electronics manufacturer hired Master of Code Global for help with Android app and backend website development. They also tested the client’s existing products. Master of Code Global’s work allowed the electronics company to sell 6,000 units of product.

    “Master of Code Global's work is competitively priced, but they're also experts in their field. They understood our requirements without me having to explain every little process to get to a result.” – CEO, Electronics Manufacturer

    Former Clients
    World Surf League
    Mercedes Benz
    eBags
    StudySpace
    $ $ $ $ $
    equalizer $25,000+
    group51 - 250 Employees
    place Redwood City , CA
  • Ministry of Product

    Ministry of Product is a web development company that was founded in 2005 and is headquartered in Seattle. Their team of 3 employees specializes in mobile app development, web development, and UX/UI design. They mostly work with companies in the business services, entertainment, and consumer products industries.

    Notable Project

    Ministry of Product worked for a dog sitter booking service where they designed a mobile app for iOS. They incorporated different functions for the app, including searching and messaging features for users. The design of the app impressed the client.

    "The design work especially has been very top-notch." – Co-Founder/Director or Software Development, Dog Sitter Booking Service

    Former Clients

    EarthCorps

    WhereU@

    CEDAR

    Blue Nile

    $ $ $ $ $
    equalizer

    Undisclosed

    group2 - 10 Employees
    place Seattle , WA
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  • Montana Banana

    Montana Banana’s skill in full-service web and mobile app development has yielded results for clients since 1996. In addition to an office in Seattle, WA, the team of 5 also has a presence in Pasadena, CA. The development company stands out in web, mobile app development, and e-commerce development, as well as design.

    Notable Project

    A video production company needed to integrate video content on its website. Montana Banana developed the frontend and backend of the video production company’s website and integrated it with a mobile app. The project continued with Montana Banana building flash containers and API’s (application programming interfaces).

    “I think that they’re very focused on meeting the business needs and really setting expectations in front of the project. ... There isn’t anything we would have done differently.” – CTO, Video Production Company

    Former Clients
    Sundance Cinemas
    Yellowstone National Park
    National Forest Service
    Bordeaux Wine Locators
    $ $ $ $ $
    equalizer

    Undisclosed

    group2 - 10 Employees
    place Seattle , WA
    Awards

    2013 John Wesley Powell Prize

  • projekt202

    Projekt202 is a software development and marketing company based in Addison, Texas. They were founded in 2003 and have a team of 285 employees. They specialize in custom software development, UX/UI design, and mobile app development to improve their client’s customer and employee experiences. 

    Notable Project

    Projekt202 designed a commercial consumer platform for a banking startup. They conducted extensive research and used it to design several versions of the platform, including a proof-of-concept, which was then developed into a working product. The clients says that the product was positively received by their consumers and that the design is intuitive, transparent, and relatively free from bugs or other issues. 

    “Their ideas were unique and thought-provoking and centered around getting the product to market faster.” – VP of Product Management, Banking Startup 
     

    Former Clients

    Capital One

    Samsung

    7-Eleven

    $ $ $ $ $
    equalizer

    Undisclosed

    group251 - 1,000 Employees
    place Austin , TX
    Awards

    100 fastest-growing privately-held companies in Dallas-Fort Worth (2011-2016), Fast Tech Awards (2017)

  • PugetWorks Inc.

    PugetWorks has been around since 2005, and although their team has remained small, they deliver in a big way. They focus primarily on mobile development but are also proficient in web development, UI/UX design, product management, and product coaching.
    Notable Project

    A dog sitter booking service was looking to freshen up its iOS app. PugetWorks redeveloped the app and improved its usability, search, and messaging features. The client has since seen a massive increase in usage.

    “You get a lot of focus from them. We’ve been very happy with them. The design work especially has been top-notch.” – Founder, Dog Sitting Booking Service

    Former Clients
    Zulily
    Blue Nile
    Cheezburger Networks
    $ $ $ $ $
    equalizer

    Undisclosed

    group2 - 10 Employees
    place Seattle , WA
  • Ratio

    Founded in 2001, the team at Ratio is experts in developing products for entertainment, multimedia, and gaming companies. Although Ratio specializes in mobile app development, they also offer web development, UI/UX design, and product strategy.

    Notable Project

    A broadcasting company wanted to venture into livestreaming TV and on-demand videos. Ratio has been a big part of their success in this area, developing an Xbox 360 app and API. They are continuing to build out the broadcast company’s app ecosystem.

    “We’ve had thousands and thousands of people download the app, and they are now using the app. No complaints at all about the app. It’s very stable and solid.” – Director of Digital Media, Broadcasting Company

    Former Clients
    Disney
    Pokemon
    iHeartRadio
    AT&T
    Fox
    NBC
    $ $ $ $ $
    equalizer $50,000+
    group51 - 250 Employees
    place Seattle , WA
  • Smashing Ideas

    Smashing Ideas is a mobile app development company that offers an array of services such as UI/UX design, web design, data strategy and analytics, and quality assurance and testing. Since its founding in 1996, Smashing Ideas has grown to over 50 employees who are passionate, curious, and creative.

    Notable Project

    A news outlet commissioned Smashing Ideas to create apps for its weather stations. Smashing Ideas developed both tablet and smartphone apps.

    “When they’re coming up with the ideas, they’re phenomenal ideas, and they’re also reasonable and feasible ideas. That mix of creativity and always knowing what can be executed is where they’re strongest. Their ability to execute on the creative ideas that the team comes up with is what distinguishes them for me.” – Senior Manager, Newspaper Publishing Company

    Former Clients
    Sony
    Microsoft
    Mattel
    General Electric
    Panasonic
    $ $ $ $ $
    equalizer

    Undisclosed

    group51 - 250 Employees
    place Seattle , WA
    Awards

    Davey Awards: Gold and Silver 2015, W3: Gold and Silver

  • Surge Software

    Surge Software is a software development agency headquartered in Bellevue, WA, with other offices in Sacramento, CA, Baltimore, MD, and Salt Lake City, UT. The agency of 160+ employees provides custom software development, web development, mobile app development, and e-commerce development services.

    Notable Project

    A consulting firm hired Surge Software for web development and UX work. The agency provided staff augmentation across different platforms. The consulting firm felt that Surge was responsive and that its work has been extremely valuable to the company. 

    "I’m comfortable in the knowledge that if issues arose with any team member, I could talk honestly with Surge and they would remedy the situation. Be open, articulate your goals, and they will work with you to provide solutions." – Director of Software, Management Consulting Firm

    Former Clients
    Ralph Lauren
    Verizon
    UnderArmor
    Purdue University
    $ $ $ $ $
    equalizer $25,000+
    group51 - 250 Employees
    place Bellevue , WA
    Awards

    Inc. 5000 Fastest Growing Companies (2012-2018), Stevie Awards: Bronze - Company of the Year - Computer Software (2014) 

  • SWECKER

    Founded in 2003, Swecker is a Seattle-based web development agency that serves small and mid-market businesses. In addition to web development, the team of fewer than 10 also offers mobile app and custom software development and design.

    Notable Project

    When a wine company noticed their online presence dwindling, they hired Swecker. Swecker developed and modernized the client’s Drupal8 and WordPress websites, and helped troubleshoot their content management system (CMS) issues.

    “Everything is done in a timely manner. They're always super communicative, and they do quality work.” – Creative Coordinator, Wine Company

    Former Clients
    Microsoft
    Farmers Insurance
    The Pike Place Market
    Canoe Ridge Vineyard
    Mackie
    $ $ $ $ $
    equalizer $5,000+
    group2 - 10 Employees
    place Seattle , WA
    Awards

    Top 10 Enterprise Web Design Companies – 10bestdesign.com

  • TECLA

    TECLA is a staff augmentation firm with offices in Seattle, Mexico, Lima, Peru, and various other South American countries. Since 2012, their small team of around 10 specializes in custom software, web, and e-commerce development.  

    Notable Project

    TECLA built an e-commerce platform for a retail company. They took pre-existing designs and API specs and implemented them into the solution's frontend. The client was pleased with how TECLA's work reflected the requirements and said that it exceeded expectations.

    The work was primarily on the frontend and the agency met all of the client's expectations. 

    "Tecla Labs always puts up with it, makes the changes, and delivers how I want it." —Founder, Retail Company 

    Former Clients
    Pepsi
    Witlee.com
    BMW
    Miller
    $ $ $ $ $
    equalizer

    Undisclosed

    group11 - 50 Employees
    place Seattle , WA
  • UpTop

    Founded in 2000, UpTop specializes in UI/UX design but also shines in web and mobile app development. Their team of 50+ are passionate about solving complex problems and increasing revenue for their clients.

    Notable Project

    UpTop recently completed a project for a data services provider. They needed help creating a consumer-facing portal. UpTop developed and designed the entire portal from frontend to backend.

    “They were clear, honest and set expectations fairly. They knew when to push back and ask us to think twice about a request. On the other hand, they were able to take pressure from us since we're still the customer.” – CTO, Data Services Provider

    Former Clients
    Amazon
    Microsoft
    Disney
    Boeing
    Intel
    Samsung
    $ $ $ $ $
    equalizer $25,000+
    group11 - 50 Employees
    place Seattle , WA
    Awards

    2016 Seattle Business Top 100 Companies to Work For, Washington’s Best Workplaces

  • Y-Designs, Inc

    Founded in 2010, Y-Designs’ small but powerful team of 3 offers design and development for mobile apps, websites, and other digital products. Based in Seattle, the team serves local small businesses.

    Notable Project

    Y-Designs built a web application and iOS and Android apps for a tech startup. The client originally hired Y-Designs for their design expertise but was impressed with their engineering talent, efficiency, and amiability.

    “I can really say that Y-Designs can move the ball faster and harder than even a team of 30 engineers at a very large, well-established corporation. That’s  because they know so much about the technology landscape.” – CEO, Tech Startup

    Former Clients
    Vetri Glass
    Seattleite Guide
    Content26
    Conlon Dart
    $ $ $ $ $
    equalizer

    Undisclosed

    group2 - 10 Employees
    place Seattle , WA
Need Help Selecting a Company?
Schedule a free consultation with a clutch analyst

Based on your budget, timeline, and specifications we can help you build a shortlist of companies that perfectly matches your project needs.

Tell us about your project