60 iOS App Development Companies in Seattle
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60 iOS App Development Companies in Seattle
UPDATED April, 2024

60 iOS App Development Companies in Seattle

  1. Home
  2. Mobile App Development
  3. iPhone App Development
  4. Seattle

How do you hire a iOS app company in Seattle for your business? To find the right company, follow these steps:

  1. Review iOS app development companies’ portfolios. Use this opportunity to speak with former customers and read reviews as well.
  2. Assess soft skills such as communication and time management. Make sure your future iPhone mobile app development company will be able to communicate their progress, deliver solutions on time, and problem solve as needed.
  3. Discuss the app development team’s composition and experience. Junior, middle, and senior iOS developers have different skills. While it’s important to have experienced team members working on your project, junior developers can execute simpler tasks.

With hundreds of iPhone application development companies to choose from, how do you get started? Our list of the best iPhone application development companies includes client reviews, minimum project size, team size, specialty services, and client focus. Define the services you need, project goals, and budget to begin narrowing your choices.

List of the Best iPhone Application Development Companies in The Emerald City

Seattle, WA
50 - 249 employees
$5,000+
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UPQODE is a web development company. In Nashville, Tennessee, their team specializes in web development and web design.

Services

Mobile App Development Web Design Web Development Content Writing Services Pay Per Click

Client Focus

70% Small Business (<$10M)
30% Midmarket ($10M - $1B)
Seattle, WA
2 - 9 employees
$1,000+
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Randy McCabe is a SEO company. They were founded in 2018 and focus on search engine optimization, pay per click, digital strategy, and social media marketing.

Services

Mobile App Development Search Engine Optimization Pay Per Click Web Development

Client Focus

80% Small Business (<$10M)
15% Midmarket ($10M - $1B)
5% Enterprise (>$1B)
Seattle, WA
250 - 999 employees
Undisclosed
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Projekt202 is a midsize custom software development firm in Addison, Texas; Austin, Texas; Seattle, Washington and San Francisco, California. The team specializes in custom software development, ux/ui design, mobile app development, web development, and more.

Services

Mobile App Development Custom Software Development UX/UI Design Web Development Web Design

Client Focus

25% Small Business (<$10M)
50% Midmarket ($10M - $1B)
25% Enterprise (>$1B)
Need help selecting a company?

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

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Seattle, WA
250 - 999 employees
$100,000+
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Launched in 2012, Matellio is a website development firm. Their team focuses on web development and mobile app development.

Services

Mobile App Development AI Development IoT Development AI Consulting IT Staff Augmentation

Client Focus

20% Small Business (<$10M)
50% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
Seattle, WA
50 - 249 employees
$25,000+
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Mobile app development company Zazz was launched in 2011. The team focuses on mobile app development, ux/ui design, custom software development, enterprise app modernization, and more and is located in Seattle, Washington and San Francisco, California.

Services

Mobile App Development IT Staff Augmentation UX/UI Design Web Development

Client Focus

10% Small Business (<$10M)
30% Midmarket ($10M - $1B)
60% Enterprise (>$1B)
Seattle, WA
50 - 249 employees
$75,000+
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Valere Labs is a software development firm. Based in Shrewsbury, Massachusetts, their team provides custom software development, mobile app development, web development, Artificial Intelligence, and more.

Services

Mobile App Development AI Development Custom Software Development Generative AI AI Consulting

Client Focus

50% Small Business (<$10M)
35% Midmarket ($10M - $1B)
15% Enterprise (>$1B)
Seattle, WA
50 - 249 employees
$10,000+
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Headquartered in Bellevue, Washington and Ahmedabad, India, 9series Inc is a mobile application development company. Launched in 2007, the team specializes in mobile app development, web development, and custom software development.

Services

Mobile App Development AI Development Market Research Web Development

Client Focus

40% Small Business (<$10M)
40% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Seattle, WA
50 - 249 employees
$25,000+
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Midsize mobile app development firm Mobcoder, is in Seattle , Washington; Cobham, United Kingdom and Noida, India. Their services include mobile app development, web development, custom software development, AR/VR development, and more.

Services

Mobile App Development AI Development IT Staff Augmentation BI & Big Data Consulting & SI Custom Software Development

Client Focus

30% Small Business (<$10M)
40% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
Medina, WA
10 - 49 employees
$25,000+
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Flower Press Creative Studio, LLC is an UX agency. They were launched in 2001, and their services include ux/ui design, web design, web development, custom software development, and more.

Services

Mobile App Development Custom Software Development UX/UI Design AI Development Web Development

Client Focus

40% Small Business (<$10M)
40% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Seattle, WA
10 - 49 employees
$25,000+
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Groove Jones - XR, AR, VR & Digital Solutions is a small Dallas, Texas-based AR/VR development company. Their services include AR/VR development, mobile app development, event marketing & planning, web design, and more.

Services

Mobile App Development AR/VR Development AI Development Web Development

Client Focus

20% Small Business (<$10M)
65% Midmarket ($10M - $1B)
15% Enterprise (>$1B)
Seattle, WA
50 - 249 employees
$5,000+
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Vinova is a mobile application development company. Established in 2010, their team specializes in mobile app development, web development, custom software development, e-commerce development, and more.

Services

Mobile App Development Web Development Blockchain Custom Software Development IT Staff Augmentation

Client Focus

40% Small Business (<$10M)
40% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Seattle, WA
10 - 49 employees
$5,000+
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Slashdev is a software development firm founded in 2021. The company specializes in custom software development, web development, mobile app development, wearable app development, and more.

Services

Mobile App Development Recruiting Staffing Blockchain Custom Software Development

Client Focus

75% Small Business (<$10M)
25% Midmarket ($10M - $1B)
Seattle, WA
50 - 249 employees
$50,000+
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Based in Seattle, Washington and San Francisco, California, ThirstySprout is an IT staff augmentation company. They offer IT staff augmentation, custom software development, Artificial Intelligence, AR/VR development, and more and were established in 2017.

Services

Mobile App Development Generative AI IT Staff Augmentation AI Development Web Development

Client Focus

35% Small Business (<$10M)
40% Midmarket ($10M - $1B)
25% Enterprise (>$1B)
Seattle, WA
10 - 49 employees
$25,000+
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UpTop is an UX design agency. They focus on ux/ui design, mobile app development, web development, and e-commerce development and are in Seattle, Washington.

Services

Mobile App Development UX/UI Design Custom Software Development

Client Focus

60% Midmarket ($10M - $1B)
40% Enterprise (>$1B)
Issaquah, WA
10 - 49 employees
$5,000+
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Inventive Mobile is a mobile app development firm. They are located in Seattle, Washington, and their services include mobile app development.

Services

Mobile App Development

Client Focus

50% Small Business (<$10M)
25% Midmarket ($10M - $1B)
25% Enterprise (>$1B)
Puyallup, WA
10 - 49 employees
$25,000+
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Devscale is an application development firm. They are located in Chicago, Illinois; Ogden, Utah; Washington, District of Columbia and San Francisco, California and have small team of experts. Their services include mobile app development, ux/ui design, and web development.

Services

Mobile App Development AI Development Custom Software Development UX/UI Design Web Development

Client Focus

35% Small Business (<$10M)
35% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
Seattle, WA
2 - 9 employees
$10,000+
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Montana Banana is a website development firm. The team specializes in web development, e-commerce development, conversion optimization, mobile app development, and more, and the firm is in Seattle, Washington and Pasadena, California.

Services

Mobile App Development Ecommerce Marketing Conversion Optimization E-Commerce Development Web Design

Client Focus

30% Small Business (<$10M)
70% Midmarket ($10M - $1B)
Seattle, WA
10 - 49 employees
$10,000+
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Helpful Human is a website development firm founded in 2013. The team specializes in web development, custom software development, ux/ui design, mobile app development, and more.

Services

Mobile App Development Web Development Custom Software Development UX/UI Design E-Commerce Development

Client Focus

40% Small Business (<$10M)
35% Midmarket ($10M - $1B)
25% Enterprise (>$1B)
Tacoma, WA
2 - 9 employees
$1,000+
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Based in Tacoma, Washington, Grinev Software is a web development company. Their services include web development, web design, e-commerce development, and mobile app development.

Services

Mobile App Development Web Development E-Commerce Development Web Design

Client Focus

Seattle, WA
10 - 49 employees
$50,000+
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New Normal is a web development company founded in 2012. The small team focuses on web development, mobile app development, and e-commerce development.

Services

Mobile App Development Custom Software Development Web Development UX/UI Design Branding

Client Focus

20% Small Business (<$10M)
60% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Bellevue, WA
10 - 49 employees
$5,000+
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Scalex Technology Solutions, a cloud consulting & SI company, is based in Bellevue, Washington and Pune, India. Their services include cloud consulting & SI, mobile app development, custom software development, and IT managed services.

Services

Mobile App Development Cloud Consulting & SI Custom Software Development Application Management & Support IT Managed Services

Client Focus

20% Small Business (<$10M)
40% Midmarket ($10M - $1B)
40% Enterprise (>$1B)
Bellevue, WA
50 - 249 employees
Undisclosed
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Located in Bellevue, Washington, WaferWire Cloud Technologies is an ERP consulting and SI company. They specialize in ERP consulting and SI, graphic design, mobile app development, IT staff augmentation, and more.

Services

Mobile App Development ERP Consulting and SI Graphic Design IT Staff Augmentation Web Design

Client Focus

Seattle, WA
250 - 999 employees
$100,000+
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PYCOGroup is a software development company. The firm is headquartered in Bruxelles, Belgium; Ho Chi Minh City, Vietnam; Paris, France and New York, New York. Their services include custom software development, mobile app development, web development, ux/ui design, and more.

Services

Mobile App Development Custom Software Development Web Development E-Commerce Development IT Staff Augmentation

Client Focus

45% Small Business (<$10M)
50% Midmarket ($10M - $1B)
5% Enterprise (>$1B)
Seattle, WA
2 - 9 employees
Undisclosed
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Ministry of Product is a mobile application development firm. The Seattle, Washington-based team focuses on mobile app development, web development, and ux/ui design.

Services

Mobile App Development Web Development UX/UI Design

Client Focus

Seattle, WA
2 - 9 employees
$5,000+
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SWECKER is a Seattle, Washington-based web development company. Their services include web development, web design, custom software development, mobile app development, and more.

Services

Mobile App Development Web Development Web Design Custom Software Development Digital Strategy

Client Focus

60% Small Business (<$10M)
40% Midmarket ($10M - $1B)
Seattle, WA
50 - 249 employees
Undisclosed
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UX design agency Smashing Ideas is based in Seattle, Washington. They specialize in ux/ui design, IT strategy consulting, mobile app development, custom software development, and more.

Services

Mobile App Development UX/UI Design IT Strategy Consulting Custom Software Development Web Design

Client Focus

Bellevue, WA
10 - 49 employees
$10,000+
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Seattle Software Developers, a software development company, is located in Bellevue, Washington; London, United Kingdom; Rome, Italy and Augsburg, Germany. They provide custom software development, web development, mobile app development, ux/ui design, and more.

Services

Mobile App Development Custom Software Development Web Development AI Development UX/UI Design

Client Focus

Kirkland, WA
10 - 49 employees
$5,000+
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Founded in 2008, ITIRRA is a website development firm. The team focuses on web development, mobile app development, custom software development, BI & big data consulting & SI, and more.

Services

Mobile App Development Web Development BI & Big Data Consulting & SI Cloud Consulting & SI Custom Software Development

Client Focus

Seattle, WA
50 - 249 employees
$5,000+
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INFINITE ART SOLUTIONS is a midsize graphic design agency. Founded in 2014, the team provides graphic design, mobile app development, ux/ui design, and AR/VR development.

Services

Mobile App Development Graphic Design UX/UI Design AR/VR Development

Client Focus

30% Small Business (<$10M)
40% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
Burien, WA
2 - 9 employees
$5,000+
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Web design company Sandcastle Web Design and Development was launched in 1998. The small team offers web design, custom software development, e-commerce development, and mobile app development.

Services

Mobile App Development Custom Software Development E-Commerce Development Web Design Web Development

Client Focus

40% Small Business (<$10M)
60% Midmarket ($10M - $1B)
Seattle, WA
10 - 49 employees
$5,000+
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Fenyx Studio is a mobile application development company. The company is headquartered in Santa Monica, California and Seattle, Washington. Their services include mobile app development, web development, and custom software development.

Services

Mobile App Development Web Development Custom Software Development

Client Focus

50% Small Business (<$10M)
30% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Seattle, WA
50 - 249 employees
$100,000+
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Carbon Five, a software development company, is located in San Francisco, California; Santa Monica, California; Chattanooga, Tennessee and New York, New York. The team focuses on custom software development, mobile app development, web development, web design, and more.

Services

Mobile App Development Custom Software Development Web Development Web Design Branding

Client Focus

40% Small Business (<$10M)
30% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
Seattle, WA
10 - 49 employees
$10,000+
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Palador, a software development company, was established in 2005. They provides custom software development, enterprise app modernization, ux/ui design, web development, and more.

Services

Mobile App Development Custom Software Development Enterprise App Modernization UX/UI Design Web Development

Client Focus

10% Small Business (<$10M)
50% Midmarket ($10M - $1B)
40% Enterprise (>$1B)
Bothell, WA
2 - 9 employees
$5,000+
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Based in Bothell, Washington, Ravenna is a web development company. The team focuses on web development, mobile app development, web design, and e-commerce development.

Services

Mobile App Development Web Development Web Design E-Commerce Development

Client Focus

50% Small Business (<$10M)
40% Midmarket ($10M - $1B)
10% Enterprise (>$1B)
Bellevue, WA
50 - 249 employees
$5,000+
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Tech Pathway, a web development firm, is based in Jaipur, India and Bellevue, Washington. Founded in 2017, the team provides web development, mobile app development, and e-commerce development.

Services

Mobile App Development Web Development E-Commerce Development

Client Focus

50% Small Business (<$10M)
30% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Seattle, WA
50 - 249 employees
$50,000+
Visit Site
Wunderman Thompson Mobile is an UX design agency. They are based in Denver, Colorado; Atlanta, Georgia; Seattle, Washington and New York, New York and have midsize team of experts. Their services include ux/ui design, mobile app development, application management & support, AR/VR development, and more.

Services

Mobile App Development UX/UI Design Application Management & Support AR/VR Development Mobile & App Marketing

Client Focus

20% Small Business (<$10M)
30% Midmarket ($10M - $1B)
50% Enterprise (>$1B)
Seattle, WA
2 - 9 employees
$10,000+
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Aptium is a web development company founded in 2021. Their team provides web development, custom software development, mobile app development, and ux/ui design.

Services

Mobile App Development Web Development UX/UI Design

Client Focus

50% Small Business (<$10M)
25% Midmarket ($10M - $1B)
25% Enterprise (>$1B)
Gig Harbor, WA
2 - 9 employees
$5,000+
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GOLAZO Services, LLC is a web development company headquartered in Gig Harbor, Washington. They offer web development, mobile app development, web design, ai consulting, and more.

Services

Mobile App Development Web Development AI Consulting Digital Engineering Generative AI

Client Focus

Seattle, WA
1,000 - 9,999 employees
$10,000+
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POSSIBLE, an user experience design agency, was launched in 2011. The firm provides ux/ui design, content marketing, digital strategy, mobile app development, and more.

Services

Mobile App Development Content Marketing Digital Strategy Social Media Marketing UX/UI Design

Client Focus

20% Midmarket ($10M - $1B)
80% Enterprise (>$1B)
Seattle, WA
50 - 249 employees
$50,000+
Visit Site
Digital strategy company Substantial was launched in 2006. The midsize team focuses on digital strategy, mobile app development, web design, and web development.

Services

Mobile App Development Digital Strategy Web Design Web Development

Client Focus

20% Small Business (<$10M)
50% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
Bellevue, WA
50 - 249 employees
$1,000+
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Founded in 2007, TechValens Software Systems LLC is an app development company.The team focuses on mobile app development, web development, application management & support, and application testing.

Services

Mobile App Development Web Development Application Management & Support Application Testing

Client Focus

Seattle, WA
10 - 49 employees
$1,000+
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Moby, an user experience design company, is in Seattle, Washington. The team provides ux/ui design, mobile app development, product design, web development, and more.

Services

Mobile App Development UX/UI Design Product Design Web Development Graphic Design

Client Focus

Seattle, WA
10 - 49 employees
$25,000+
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In Seattle, Washington and Madhapur, India, Elite Crest Technologies is an artificial intelligence development company. They provide Artificial Intelligence, IoT development, mobile app development, AR/VR development, and more and were launched in 2011.

Services

Mobile App Development AI Development IoT Development AR/VR Development Application Management & Support

Client Focus

Seattle, WA
50 - 249 employees
$10,000+
Visit Site
Devblock is a software development firm. The team focuses on custom software development, mobile app development, web development, e-commerce development, and more, and the agency is located in Seattle, Washington and Ho Chi Minh, Vietnam.

Services

Mobile App Development Custom Software Development Web Development E-Commerce Development ERP Consulting and SI

Client Focus

20% Small Business (<$10M)
60% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Seattle, WA
50 - 249 employees
$50,000+
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GenUI is a cloud consulting & SI company. Based in Seattle, Washington, their team focuses on cloud consulting & SI, mobile app development, web development, ux/ui design, and more.

Services

Mobile App Development Cloud Consulting & SI Web Development UX/UI Design AR/VR Development

Client Focus

15% Small Business (<$10M)
35% Midmarket ($10M - $1B)
50% Enterprise (>$1B)
Kirkland, WA
10 - 49 employees
$5,000+
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Facet Digital, LLC, a website development company, offers web development, api development, custom software development, devops managed services, and more. The firm is located in Kirkland, Washington.

Services

Mobile App Development Custom Software Development Web Development API Development BI & Big Data Consulting & SI

Client Focus

50% Small Business (<$10M)
25% Midmarket ($10M - $1B)
25% Enterprise (>$1B)
Seattle, WA
2 - 9 employees
$1,000+
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Located in Seattle, Washington, Qamera Design is an user experience agency. They specialize in ux/ui design, mobile app development, mobile & app marketing, and web development and were launched in 2016.

Services

Mobile App Development UX/UI Design Mobile & App Marketing Web Development

Client Focus

Seattle, WA
50 - 249 employees
$75,000+
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TangoTeams is a mobile application development firm. Their midsize team is in Seattle, Washington. Their services include mobile app development, web development, custom software development, and other application development.

Services

Mobile App Development Web Development Custom Software Development Other Application Development

Client Focus

30% Small Business (<$10M)
60% Midmarket ($10M - $1B)
10% Enterprise (>$1B)
Redmond, WA
50 - 249 employees
$5,000+
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Citizen, Inc. Is an UX company. Established in 2005, the team offers ux/ui design, mobile app development, web development, digital strategy, and more.

Services

Mobile App Development UX/UI Design Web Development Digital Strategy Video Production

Client Focus

Need help selecting a company?

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

Get Started