The Best Mobile Application Developers in Seattle

We evaluated 78 mobile application developers in Seattle based on 10 different variables to give you a list of the best mobile application development companies in the area. Our reviews of the top 15 mobile application developers in Seattle include important information, such as costs, features, and what customers are saying.

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How We Chose the Best Mobile Application Developers in Seattle

Finding the best mobile app developer in Seattle can be daunting with so many options available that all boast the latest features and services. We evaluated companies on what’s most important, including service lines, firm size, and industry focus.

Multiple Service Lines

Mobile application developers often create other digital products, including custom software for desktop, web and mobile platforms, and e-commerce programs that might work together with mobile applications. Some also design and develop websites or work on UX/UI design or cloud-based platforms. Because businesses have different needs, we choose firms with multiple services lines that could tackle a variety of requirements.

Size of Firm

Firm size can be a major factor for businesses with large projects they need completed quickly, which may require a larger firm with a sizable employee pool. It can also be a concern for businesses with smaller budgets who might find lower price points at smaller firms. There are advantages and disadvantages of working with large firms or small firms, so we selected firms of varying sizes to meet the needs of multiple businesses.

Industry Focus

Mobile application developers often work with companies in the same industry to develop a niche because they have previous experience in the field. Common industries developers focus on include IT services, consumer goods and services, entertainment, finance, and e-commerce. We looked for firms with varied industry focus to cover as many business needs possible.

The 15 Best Mobile Application Developers in Seattle

CompanyPriceService LinesMore
47 Degrees LLCCustom QuoteScalable Software Solutions
Consulting
Project Development
Code Review
BI & Big Data Consulting & SI
Enterprise App Modernization
Cloud Consulting & SI
Visit 47 Degrees LLC
8ninths$150 - $199/hourAR/VR Development
Mobile App Development
Web Development
Visit 8ninths
AccelOne$50 - $99/hourCustom Software Development
UX/UI Design
Mobile App Development
Visit AccelOne
ApptentiveCustom QuoteEnterprise Software
Network Solutions
Visit Apptentive
CASoft Seattle$50 - $99/hourSearch Engine Optimization
Web Design
Web Development
Visit CASoft Seattle
Chop Dawg$150 - $199/hourMobile App Development
UX/UI Design
Web Development
Visit Chop Dawg
Deloitte Digital$150 - $199/hourMobile App Development
Web Design
Web Development
Visit Deloitte Digital
Great Web Ventures, LLC$30/month
$7,500/app
App Development
Custom Graphic Design
Email Marketing
Visit Great Web Ventures, LLC
PayScaleCustom QuoteCompensation Software
Data Analysis
Visit PayScale
Ply Interactive$100 - $149/hourE-Commerce Development
Web Development
Web Design
Visit Ply Interactive
projekt202Custom QuoteCustom Software Development
UX/UI Design
Web Development
Visit projekt202
Seattle Software Developers$100 - $149/hourWeb Development
Custom Software Development
Mobile App Development
Visit Seattle Software Developers
Smashing IdeasCustom QuoteUX/UI Design
IT Strategy Consulting
Mobile App Development
Web Marketing
Visit Smashing Ideas
Swecker$100 - $149/hourWeb Development
Web Design
Custom Software Development
Visit Swecker
Vectorform$200 - $300/hourWeb Design
UX/UI Design
Custom Software Development
Visit Vectorform

47 Degrees LLC

47-Degrees-LLC
1012 1st Ave. Ste. 600
Seattle, WA 98104
206-701-6277

47 Degrees specializes in software development with extensive knowledge developing Android and iOS mobile apps. It focuses on improving specific areas within mobile apps, including performance, reliability, availability, maintainability and user experience. It handles designing, development and deployment of a business’ mobile app and seamlessly integrates with in-house teams to provide additional bandwidth and years of development expertise. Besides its Seattle location, 47 Degrees also has offices in London, England and Cadez and Madrid, Spain. Other services include:

  • Consulting and Training
  • Team Augmentation
  • Architectural Guidance
  • Code Review
  • Big Data Solutions
  • Full Stack Development
  • Restful APIs
  • Third Party Integrations
  • Cloud Migration
PriceServices LinesFeatures
Custom QuoteScalable Software Solutions
Consulting
Project Development
Code Review
BI & Big Data Consulting & SI
Enterprise App Modernization
Cloud Consulting & SI
>Number of employees: 68
>Notable clients: Microsoft, WhitePages, William Hill, Angie's List, Paramount, BBVA, Telefonica, The Scala Center
>Industries served: Gaming, Information Technology Services, Media and Entertainment, Financial Services, Arts, Entertainment & Music
>More info at 47 Degrees LLC

8ninths

8ninths
3005 112th Ave. NE, Ste. 250
Bellevue, WA 98004
206-494-4339

8ninths specializes in web and mobile apps, virtual reality, augmented reality and mixed reality for industries across all verticals. It’s a platform and services company focused on enabling businesses to explore virtual and mixed reality to gain new value with key focus in holographic management systems. 8ninths’ design and development services translate to various platforms from mobile phones to the new HoloLens. Other services include:

  • 3D Modeling and Animation
  • 3D Interaction Design
  • 3D Interface Design
  • 3D Audio Design
  • 360 Video
  • Visual Design & Illustration
  • Concept Art & Storyboarding
  • Content Strategy
  • Data Visualization
  • Branding & Identity
  • User Experience & Interface Design
PriceServices LinesFeatures
$150 - $199/hourAR/VR Development
Mobile App Development
Web Development
>Number of employees: 10 - 49
>Notable clients: Coca-Cola, Amazon, Disney, Pixar, NASA, Microsoft, Home Depot, Holland America Line, Starbucks, Toyota, Chevrolet, XBOX, Hallmark, Seattle Sounders, MRSC, Vanguard, Volvo
>Industries served: Automotive, Retail, Aerospace, Media and Entertainment, Food and Beverage
>More info at 8ninths

AccelOne

AccelOne
608 State St. South Ste. #100
Kirkland, WA 98033
800-863-6814

AccelOne is a mobile application development company with a full suite of services to fit clients of all sizes. Its software engineers, application architects and UX/UI designers can build iOS or Android apps natively or by using a cross-platform framework. Besides its Seattle location based in Kirkland, Washington, AccelOne also has an office in Buenos Aires, Argentina. Key services include:

  • iOS Application Development
  • Android Application Development
  • Hybrid Mobile Application Development
  • Xamarin Application Development
  • Custom Software Development
  • UX/UI Design
  • Web Applications
  • Ecommerce Development
  • Medical Software Development
  • Cryptocurrency Software Development
  • VR/AR Development
  • Quality Assurance
  • JavaScript
  • Salesforce
PriceServices LinesFeatures
$50 - $99/hourCustom Software Development
UX/UI Design
Mobile App Development
>Number of employees: 10 - 49
>Notable clients: Xapo, Turner Broadcasting, HSBC, Ziing, Bleacon, Washington Publishing Company, Sales Tax DataLINK
>Industries served: eCommerce, Media, Banking and Finance
>More info at AccelOne

Apptentive

Apptentive
1932 1st Ave. Ste. 300
Seattle, WA 98101
774-277-8368

Apptentive offers a specific type of mobile app to companies that allows business owners to gather actionable feedback from their customers. This app measures shifts in customer emotion with Apptentive’s Voice of the Customer solution so businesses can take immediate action to win back unhappy customers and create a more customer-centric environment. It also offers its app for the web to provide multi-channel feedback, combine web and mobile experiences and create interactive customer communication. The Apptentive solution is designed to grow revenue, while encouraging more customer engagement and building ongoing customer loyalty.

PriceServices LinesFeatures
Custom QuoteEnterprise Software
Network Solutions
>Number of employees: 51 to 200
>Notable clients: JetBlue, Alaska, Norwegian Cruise Line, CNN, eBay, Dunkin, Advantis, Credit Sesame
>Industries served: Travel and Hospitality, Media, eCommerce, Food and Beverage, Financial Services
>More info at Apptentive

CASoft Seattle

CASoft-Seattle
11335 NE 122nd Way Ste. 105
Kirkland, WA 98034
425-292-1578

CASoft Seattle offers web design services and mobile app development to help small businesses establish an online presence by building mobile friendly websites. It also helps companies win new customers through digital marketing strategies. Its mobile app development services include building Android and iOS mobile apps for the latest smartphones. CASoft Seattle provides a flexible development system that allows customers to update their apps once the initial applicant is deployed on app stores. Other services include:

  • Software Development
  • Responsive Web Design
  • Web Development
  • Website Management
  • User Experience (UX)
  • Content Management
  • Branding Service
PriceServices LinesFeatures
$50 - $99/hourSearch Engine Optimization
Web Design
Web Development
>Number of employees: 2 - 9
>Notable clients: Kamville International, Weple, Modern Metals, Great Plains College, Footlogix, DWI Attorney Houston
>Industries served: IT Services, Entertainment, Manufacturing, Education, Health and Wellness, Legal
>More info at CASoft Seattle

Chop Dawg

Chop-Dawg
107 Spring Street
Seattle, WA 98104
800-490-1476

Chop Dawg has 12 years of experience in the entrepreneurial-tech space and has helped launch over 350 next-generation mobile and web apps for start-ups and growing businesses around the world across numerous industries. Besides its Seattle location, it has offices in Philadelphia, Pennsylvania; Atlanta, Georgia; Boston, Massachusetts; Washington, DC; and Los Angeles, California.

Chop Dawg delivers cross-platform apps for iPhones, tablets and Android devices. Previously built apps include custom chatbots, IoT apps, blockchain apps and mobile commerce. It covers maintenance during app launch and eliminates bugs during QA testing without charge. Chop Dawg also offers an initial 45-minute consultation for free.

PriceServices LinesFeatures
$150 - $199/hourMobile App Development
UX/UI Design
Web Development
>Number of employees: 10 - 49
>Notable clients: Mister Softee, PetKey, Cuzzo Trivia, University of Washington, Slay, Bizze, DemCon, Flynn O'Hara, Buddy Project
>Industries served: Real Estate, Consumer Products & Services, Health Care & Medical
>More info at Chop Dawg

Deloitte Digital

Deloitte
821 Second Ave. Ste. 200
Seattle, WA 98104
206-633-1167​

Deloitte has multiple offices across 32 states and around the world, and Deloitte Digital has studios in nine of these offices, including one in Seattle. Deloitte Digital provides clients with a full suite of digital services delivering human centric solutions through web and mobile apps and emerging interfaces like augmented/mixed/virtual reality. It also covers digital strategy, content, user experience, engineering and implementation.

Deloitte also acquired Übermind in January 2012, which is a leading agency for mobile and web apps. Through this venture, it delivers apps and websites that help transform clients’ businesses by creating a brick-and-mobile landscape.

PriceServices LinesFeatures
$150 - $199/hourMobile App Development
Web Design
Web Development
>Number of employees: 50 - 249
>Notable clients: Sunway, San Beda University, Bank Danamon, The Monetary Authority of Singapore and Singapore Exchange, UnionBank
>Industries served: Health Care & Medical, Information Technology, Transportation, Consumer, Banking and Finance, Education
>More info at Deloitte Digital

Great Web Ventures, LLC

great-web-ventures
10231 SE 237th St.
Kent, WA 98031
206-602-7576

Great Web Ventures specializes in creating unique, fully featured applications with certified app designers and developers. Everyone works together to develop each business’ mobile app with a focus on usability that keeps their customers engaged. Because mobile app development isn’t a one-time activity, Great Web provides post-launch support and unlimited updates for six months, with a signed contract, to support evolving apps as the business grows. Other key services include:

  • Business Services
  • Custom Graphic Design
  • Shopping Cart
  • Email Marketing
  • Domains & Hosting
  • Website Design
  • Webmaster Service
PriceServices LinesFeatures
$30/month
$7,500/app
App Development
Custom Graphic Design
Email Marketing
>Number of employees: 51 to 200
>Notable clients: DealCatch Seattle, Hyatt Adult Day Center, Seattle Classic Town Car, Raffle Rush App, DSA Garage Repair
>Industries served: eCommerce, Automotive, Manufacturing, Healthcare, Import/Export
>More info at Great Web Ventures, LLC

PayScale

PayScale
1000 1st Ave. South
Seattle, WA 98134
888-219-0327

PayScale creates specific types of software solutions that focus on compensation and salary survey data for every organization and compensation situation. PayScale’s software allows businesses to do away with spreadsheets and craft compensation strategies more efficiently. Two specific software solutions it offers include:

  • Insight Lab: Compensation management software with intuitive structure modeling and transparent datasets that helps businesses attract and retain top talent.
  • Marketpay: Enterprise compensation management software that ensures accuracy and security for global compensation professionals.
PriceServices LinesFeatures
Custom QuoteCompensation Software
Data Analysis
>Number of employees: 201 to 500
>Notable clients: Perry Ellis International, United Health Group, Wendy's, Sunsweet, New York Times
>Industries served: Media, Retail, eCommerce, Health, Food and Beverage
>More info at PayScale

Ply Interactive

Ply-Interactive
111 W. John St., Ste. 307
Seattle, WA 98119
206-595-8185

Ply Interactive includes a small team of digital designers and developers that handcraft user-centered websites and mobile apps. It’s been designing and building websites since 1995 and has worked with some of the largest companies in the world, including Boeing, Nestle, Microsoft and Amazon. Ply uses a non-linear approach to researching, planning and testing that’s interwoven and iterative. Core services include:

  • Design and User Experience
  • Responsive Mobile Development
  • iOS and Android Apps
  • Full-Stack Development
  • Website Wireframes
  • Information Architecture
  • Feature Prototypes
  • Persona Development
  • Dedicated Hosting
  • Online Business Strategy
  • Website User Experience Audit
  • CMS Configuration and Integration
  • Strategy and Project Management
PriceServices LinesFeatures
$100 - $149/hourE-commerce Development
Web Development
Web Design
>Number of employees: 2 - 9
>Notable clients: Upchurch Vineyard, Georgetown Brewing Company, Washington State Wine, Bloom, Two Vintners
>Industries served: Food and Beverage, Events, Education
>More info at Ply Interactive

projekt202

projekt202
999 3rd Ave. Ste. 1501
Seattle, WA 98104
206-602-6999

The designers and developers at projekt202 build dynamic software that evolve to meet emerging challenges and provide modern solutions. They build scalable architecture that leverages its clients’ existing capabilities and tailored to match their strategies. Since 2003, projekt202 has been perfecting its approach to deliver sophisticated software solutions that improve every touchpoint. Besides its Seattle location, it also has offices in Austin, Texas; San Francisco, California; Chicago, Illinois; Atlanta, Georgia; Dallas, Texas; and Kuala Lumpur, Manila and Tokyo. Software development services include:

  • Native and Hybrid Mobile Apps
  • Front-End Development
  • Cloud
  • Database
  • DevOps
  • REST Services
  • NoSQL
  • Distributed Systems
  • Performance Monitoring
PriceServices LinesFeatures
Custom QuoteCustom Software Development
UX/UI Design
Web Development
>Number of employees:  250 - 999
>Notable clients: Dell, Neiman Marcus, Samsung Electronics, Capital One, Mercedes-Benz Financial Services, PSCU, Canon, The Container Store, 7-Eleven, Concentra, Daimler Trucks, Examsoft, Kronos, E2open, EGO, Southeastern Grocers
>Industries served: Automotive, Retail, Electronics, Financial Services, eCommerce
>More info at projekt202

Seattle Software Developers

Seattle-Software-Developers
4 102nd Ave. NE
Bellevue, WA 98004
425-256-2815

Seattle Software Developers is a design and software development firm in Seattle with offices in London, England; Rome, Italy; and Augsburg, Germany. It launched its first website in 1989 and began spreading its focus to software and apps in 1996 using a user-centric approach. Core services include:

  • App Development
  • Software Development
  • Web Development
  • Game Development
  • UX/UI Design

Within the software development service, specific tasks include:

  • Software Consultancy
  • Custom Dashboards
  • Directories
  • CRM Systems
  • System Integrations
  • Booking Platforms
  • Software Testing & Quality Control
  • Release & Support
PriceServices LinesFeatures
$100 - $149/hourWeb Development
Custom Software Development
Mobile App Development
>Number of employees: 10 - 49
>Notable clients: QuadraDot, JesusLives, WeFruits, Phil Fischer, Beezer, Fashion Rider, The Ex Box Boys, The Practitioner Hub
>Industries served: Arts, Entertainment & Music, Information Technology, Media
>More info at Seattle Software Developers

Smashing Ideas

Smashing-Ideas
2211 Elliott Ave. Ste. 110
Seattle, WA 98121
206-378-0100

Smashing Ideas’ help businesses create new or revamp existing digital services and products to achieve greater profitability and maximum long-term value for their customers. It works on end-to-end programs or businesses can bring its consultants in during a specific part of the process. Motivational UX™ is Smashing Ideas’ user-centric approach to innovation that applies decades of multidisciplinary research, providing clients with a strategic edge over competitors. Key services include:

  • iOS & Android App Development
  • AR/VR/MR Development
  • AI/ML Strategy
  • Progressive Web App
  • Mobile Site Development
  • API Development
  • Information Architecture
  • Animation and Motion Graphics
  • Motivational User Experience™ Design
  • UX & UI Design
PriceServices LinesFeatures
Custom QuoteUX/UI Design
IT Strategy Consulting
Mobile App Development
Web Marketing
>Number of employees: 50 - 249
>Notable clients: ReachNow, Philips Johnson Controls, Sony Pictures Television, Penguin, Random House, Panasonic Avionics, GE, Microsoft, University of Washington, American Greetings
>Industries served: Media and Entertainment, Consumer Electronics, Education, Information Technology
>More info at Smashing Ideas

Swecker

Swecker
506 2nd Ave. Ste. 1400
Seattle, WA 98104
855-367-7632

Swecker has been delivering digital marketing solutions since 2003. It’s added creative integrations and a wide array of digital technology services over the following 17 years. Swecker’s core areas include:

Technology Services:

  • Mobile Apps
  • Software Development
  • Artificial Intelligence
  • VR/AR Development & Platforms
  • WordPress CMS Development
  • Drupal CMS Development

Design Services:

  • Mobile-First Web Design
  • VR/AR Experience Design
  • Digital UX
  • Interactive & UI Design
  • Motion Graphics
  • Ad Design

Strategy Services:

  • Digital Product Development
  • Creative Consulting
  • Conversion Rate Optimization
  • Content Marketing
  • Search Engine Optimization
  • Market Research
PriceServices LinesFeatures
$100 - $149/hourWeb Development
Web Design
Custom Software Development
>Number of employees: 2 - 9
>Notable clients: Microsoft, Farmers Insurance, Holland America, Mackie, The Pike Place Market, House Wine
>Industries served: Information Technology, Advertising & Marketing
>More info at Swecker

Vectorform

Vectorform
2211 5th Ave. Ste. 201
Seattle, WA 98121
800-475-6279

Founded in Detroit, Michigan, Vectorform has global offices in Seattle, Detroit, New York, Munich, Germany and Hyderabad, India. Vectorform has 20 years of experience helping clients invent digital products to solve complex problems. Because web and mobile remain the most popular way for customers to interact with businesses and their brand, its specialized services include:

  • Native Mobile Apps
  • Custom Web and Mobile Apps
  • Design Prototypes
  • Digital & Innovation Strategy
  • Platform-Agnostic Developers
  • Research and Strategy
  • Innovation Consultancy
  • Internet of Things
  • Immersive Technology
  • Emerging Technology
  • Software, Hardware and Firmware Engineering
  • Human Data Sciences
  • Experience Design
PriceServices LinesFeatures
$200 - $300/hourWeb Design
UX/UI Design
Custom Software Development
>Number of employees:  50 - 249
>Notable clients: Adidas, Associated Press, BMW, CNN, Coca-Cola, Disney, DTE Energy, Estee Lauder, Fiat Chrysler Automobiles, Ford, Google, Kaiser Permanente, Kelly Services, Landauer, Microsoft, NBC Universal, New York Times, Prolitec, Schneider Electric, Sony, Turner, Volkswagen, Xbox
>Industries served: Arts, Entertainment & Music, Consumer Products & Services, Health Care & Medical
>More info at Vectorform

Questions to Ask Mobile Application Development Companies

With so many mobile application development companies in Seattle each offering similar features, it’s important to ask the right questions during your initial discovery call or demo. To help you make the right inquiries, we put together a downloadable list of questions to ask your prospective mobile application developer agencies.

Download the questions to ask mobile application developers