Top iPhone App Development Companies in Seattle
Seattle’s tech scene—home to giants like Amazon, Microsoft, and countless venture-backed startups—offers a deep pool of iPhone app development talent.
Clutch makes it easy to find the right partner by collecting verified client reviews, detailing service offerings, and ranking agencies based on proven results. Whether you’re a Pioneer Square fintech or a University of Washington spin-off, use our filters to sort firms by hourly rate, team size, industry focus, and more before you reach out.
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$50,000+$100 - $149 / hr10 - 49Serves Seattle, WAServices provided
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See all 39 projectsTepia is a Mobile App Development company specializing in creating tailored mobile applications and platforms for iOS and Android. Their reviews are overwhelmingly positive, with 100% of users highlighting their professionalism, responsiveness, and technical expertise. Tepia's dedication to understanding client needs and proactive problem-solving is frequently praised, with 90% of reviewers noting smooth project management and effective communication. Tepia stands out for its ability to integrate complex features while maintaining user-friendly design.
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$1,000+$50 - $99 / hr10 - 49Seattle, WA
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See all 102 projectsChopDawg.com is a Mobile App Development company that excels in creating innovative iOS and Android applications. They have received predominantly positive feedback, with 90% of reviewers praising their professionalism, communication, and ability to stay within budget. Clients appreciate their transparency and dedication, often highlighting their effective project management and collaborative approach in developing high-quality applications tailored to client needs.
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$50,000+$50 - $99 / hr250 - 999Kyiv, Ukraine
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See all 40 projectsJelvix is a versatile mobile app development company specializing in creating user-friendly applications for iOS and Android platforms. Across 100% of reviews, clients commend their technical expertise, communication, and project management skills, highlighting their ability to deliver complex solutions efficiently. Notably, Jelvix's work has led to significant improvements in client satisfaction and operational efficiency, with measurable outcomes like a 35% increase in patient engagement for healthcare apps.
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$5,000+$100 - $149 / hr50 - 249Seattle, WA
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See all 91 projectsUPQODE is a professional company specializing in mobile software development, including iOS app development. Reviews highlight their quick workflow, responsible project management, and modern yet professional company culture. They actively seek clarification to prevent confusion, though time zone differences can initially challenge communication. Overall, 100% of reviewers appreciate their skillfulness and proactive approach in managing projects.
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$50,000+$50 - $99 / hr50 - 249Seattle, WA
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See all 22 projectsThirstySprout is a mobile app development company known for delivering custom solutions across varied sectors, including logistics, e-commerce, and IoT. The firm is praised for its proactive approach and technical expertise, with 100% of reviews highlighting their responsive project management and innovative capabilities. Clients commend ThirstySprout for exceeding expectations through enhanced app functionality and user experience.
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$25,000+$150 - $199 / hr10 - 49Medina, WA
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See all 28 projectsFlower Press Interactive is a Mobile App Development company specializing in transforming concepts into fully developed mobile and web applications. The reviews highlight their professionalism and effective project management, with 100% of reviewers praising their communication and design capabilities. Their ability to quickly address and fix issues is also commonly noted, making them a reliable partner for developing scalable and user-friendly platforms.
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$25,000+$50 - $99 / hr50 - 249Kirkland, WA
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See all 73 projectsWOLFPACK DIGITAL is a versatile company specializing in Mobile App Development, with expertise in iOS and Android platforms. Across various reviews, 100% of clients highlight their stellar project management, excellent communication, and alignment with company values. Their commitment to timely delivery and collaboration is consistently praised, with 85% of reviewers noting their seamless integration into projects and innovative problem-solving capabilities.
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$25,000+$150 - $199 / hr10 - 49Seattle, WA
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See all 14 projectsUpTop is a mobile app development company known for its expertise in mobile app and frontend development, including iOS development. They have consistently received positive feedback, with clients praising their project management and adaptability. Approximately 100% of reviewers highlight UpTop's effective communication and integration with client teams, emphasizing their role as a collaborative and integral partner.
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$5,000+$25 - $49 / hr10 - 49Stockholm, Sweden
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See all 18 projectsSlashdev is a proficient application development company offering mobile app development services, with expertise in both iOS and Android development. The overall feedback is overwhelmingly positive, with 100% of reviewers praising their responsiveness, project management, and ability to meet deadlines. Approximately 80% of clients highlight the quality and commitment of the talent provided, while 60% commend their cost efficiency and alignment with company values.
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$50,000+$100 - $149 / hr10 - 49Seattle, WA
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See all 4 projectsNew Normal is a software development company specializing in building custom platforms and digital solutions. With a 100% positive feedback rate, clients praise their flexibility, effective communication, and ability to deliver complex functionalities on time. Nearly all reviewers highlight their project management excellence and seamless collaboration with in-house teams.
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$100,000+$50 - $99 / hr250 - 999Seattle, WA
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See all 49 projectsMatellio is a prominent Mobile App Development company, specializing in creating iOS and Android applications alongside other digital solutions. With an impressive track record, they have consistently delivered on time and within budget, with 100% of reviewers noting their effective project management and technical expertise. Clients appreciate their responsive communication and ability to exceed expectations, while maintaining a professional approach throughout engagements.
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$10,000+$50 - $99 / hr50 - 249Seattle, WA
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See all 36 projects9series Inc is a versatile Mobile App Development company specializing in iOS and Android Development. The company's reviews highlight a strong focus on project ownership, quality delivery, and responsiveness to client needs, with approximately 90% of reviewers emphasizing their proactive approach and technical expertise. Despite minor communication barriers, clients appreciate their agile project management and ability to meet deadlines efficiently.
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$25,000+$50 - $99 / hr50 - 249Seattle, WA
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See all 32 projectsMobcoder, a Mobile App Development company, consistently receives positive reviews for their technical expertise and project management capabilities. Over 85% of clients commend their responsiveness, timely delivery, and ability to fulfill complex project requirements across iOS and Android platforms. While some feedback mentions improvements in design aesthetics and documentation, Mobcoder's strong client commitment and ability to adapt to client needs are highly praised.
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$25,000+$100 - $149 / hr10 - 49Dallas, TX
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See all 23 projectsGroove Jones is a technologically adept and creative company specializing in Mobile App Development and innovative interactive experiences. Garnering 100% positive feedback, reviewers commend their technical prowess, creativity, and excellent project management, with 50% specifically noting their ability to ideate and execute efficiently. Groove Jones' app solutions, available on both iOS and Android, are particularly praised for enhancing user engagement and functionality.
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$5,000+Undisclosed10 - 49Issaquah, WA
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See all 10 projectsInventive Mobile is a distinguished Mobile App Development company specializing in iOS and Android applications. Praised for their expertise, 100% of reviewers commend their ability to deliver high-quality, user-centric apps on time and within budget. The company is notably recognized for its thorough communication and genuine investment in client success, making it an exemplary partner for Smartphone App Development projects.
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$5,000+$50 - $99 / hr50 - 249Seattle, WA
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See all 11 projectsInnova is a proficient mobile app development company recognized for its exceptional service delivery and expertise in mobile software engineering. Their reviews are overwhelmingly positive, highlighting their effective project management, seamless communication, and ability to meet deadlines and budgets, with 100% of reviews praising their collaborative approach and impressive outcomes.
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$10,000+$100 - $149 / hr2 - 9Seattle, WA
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See all 8 projectsMontana Banana Web Development offers a range of services including website building, maintenance, and continuous improvements. Feedback highlights their effective project management, prompt delivery, and strong customization to meet client needs. Clients appreciate the company’s culture fit, value for cost, and alignment of values.
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UndisclosedUndisclosed50 - 249Seattle, WA
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See all 1 projectsSmashing Ideas is a creative agency specializing in mobile app development with a strong focus on interactive and engaging experiences. Reviews highlight their exceptional creativity and ability to execute feasible and innovative ideas, with approximately 100% of feedback acknowledging their creative prowess. While they excel in iOS development, some feedback indicates a need for improvement in Android development. Overall, clients continue to engage them, reflecting positive satisfaction.
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UndisclosedUndisclosed50 - 249Bellevue, WA
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See all 2 projectsWaferWire Cloud Technologies is a software development company specializing in rapid prototyping, web and application development, and enterprise simulation platforms. The reviews highlight their competitive pricing, fast turnaround, and ability to consistently deliver high-quality projects ahead of schedule. Approximately 100% of the feedback is positive, with clients praising their customer focus and value.
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$25,000+$25 - $49 / hr10,000+Kraków, Poland
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See all 1 projectsPersistent Systems is a software development company renowned for its expertise in low-code process management tools, web service development, and database work. Their reviews highlight a strong emphasis on flexibility and adaptability, with 100% of feedback noting their effective communication and project management capabilities. Clients particularly appreciate their critical thinking skills in adapting to changing project needs.
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$5,000+$25 - $49 / hr10 - 49Bellevue, WA
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See all 3 projectsScalex Technology Solutions is a technology and software development company specializing in software solutions, infrastructure design, and mobile app development. Their reviews reflect a 100% positive feedback rate, highlighting their impressive communication, technical expertise, and dedication to clients' success. Reviewers consistently commend their ability to meet deadlines and provide high-quality, independent work with effective project management.
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$25,000+$25 - $49 / hr2 - 9Seattle, WA
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See all 1 projectsCodble is a Mobile App Development company specializing in iOS development, known for creating scalable and secure applications with a strong emphasis on user experience. With 100% positive feedback, reviewers highlight their commitment to partnership, technical expertise, and adaptable project management. The company excels in using AI-driven features and ensuring seamless communication, although expanding the initial scoping phase could enhance planning accuracy.
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$1,000+$50 - $99 / hr10 - 49Seattle, WA
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See all 3 projectsTekByt LLC is a web development company noted for its professionalism, responsiveness, and ability to deliver custom website solutions. Clients commend them for their effective communication and adherence to deadlines. Both reviews highlight a 100% satisfaction rate, praising TekByt LLC for being flexible, offering good value, and aligning project outcomes with client needs.
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$25,000+$200 - $300 / hr2 - 9Bainbridge Island, WA
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See all 4 projectsApsis Labs is a mobile app development company specializing in creating professional and visually appealing apps for both iOS and Android platforms. They receive positive feedback for their dedication to understanding client needs, timely project delivery, and excellent quality of work. The company is commended for their clear communication and alignment with client values, with 100% of the feedback being positive.
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$5,000+$50 - $99 / hr10 - 49Kirkland, WA
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See all 1 projectsITIRRA is a software development company that excels in creating SaaS products, particularly for healthcare solutions. The company is praised for its innovative approach, proactive communication, and flexibility, with 100% of reviewers highlighting their ability to challenge client ideas and offer improved solutions. Clients appreciate their competitive pricing and timely project delivery.
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$10,000+$150 - $199 / hr10 - 49Seattle, WA
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See all 6 projectsHelpful Human is a versatile technology firm specializing in software development, web design, and project management. With a consistent record of positive feedback, approximately 80% of clients commend their customer service, technical expertise, and efficient project delivery. Notably, they are highlighted for their flexibility and ability to communicate complex ideas effectively, making them a recommended choice for various business needs.
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$1,000+$25 - $49 / hr10 - 49Seattle, WA
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See all 13 projectsCommerce9 is a mobile app development company with expertise in building comprehensive and scalable platforms. Their clients consistently praise their ability to deliver high-quality solutions on time, with approximately 95% satisfaction, including 15-25% improvements in delivery time and operational cost savings. The team is noted for their exceptional attention to detail, technical knowledge, and effective project management.
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$1,000+$100 - $149 / hr10 - 49Seattle, WA
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See all 3 projectsBurgi Technologies is an IT services firm specializing in web design, IT project management, and HIPAA compliance solutions. The company is praised for its professionalism, efficiency, and responsiveness, with 100% of reviewers highlighting their timely and effective problem-solving skills. Clients consistently commend their ability to deliver customized solutions and reliable support, making them a trusted partner across various industries.
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$5,000+$25 - $49 / hr50 - 249Seattle, WA
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INFINITE ART SOLUTIONS is a graphic design agency. Established in 2014, the firm is located in Seattle, Washington. Their services include Graphic Design and Mobile App Development.
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$5,000+$25 - $49 / hr50 - 249Bellevue, WA
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Midsize mobile application development firm Tech Pathway, is in Jaipur, India and Bellevue, Washington. Their services include Mobile App Development and Web Development.
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$5,000+Undisclosed10 - 49Seattle, WA
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Launched in 2017, Fenyx Studio is a mobile app development company. The small team specializes in Mobile App Development and Web Development.
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$5,000+$100 - $149 / hr2 - 9Burien, WA
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Sandcastle Web Design and Development is a software development company established in 1998. The team specializes in Custom Software Development and Mobile App Development.
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$100,000+Undisclosed50 - 249Seattle, WA
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Launched in 2000, Carbon Five is a custom software development company. Their team specializes in Custom Software Development and Mobile App Development.
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$10,000+$150 - $199 / hr1,000 - 9,999San Rafael, Costa Rica
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POSSIBLE is a large UX design agency based in Los Angeles, California and Atlanta, Georgia. Their services include UX/UI Design and Content Marketing.
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$50,000+$150 - $199 / hr50 - 249Seattle, WA
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Established in 2008, Wunderman Thompson Mobile is a midsize user experience company. Their team focuses on UX/UI Design and Mobile App Development.
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$50,000+$150 - $199 / hr50 - 249Seattle, WA
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Substantial, a Digital Strategy company, was launched in 2006. The team provides Digital Strategy and Mobile App Development and is in Seattle, Washington.
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This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
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List of the Top 15 Seattle iPhone and iOS App Development Companies
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$100,000+$50 - $99 / hr250 - 999Seattle, WA
Ability to deliver
36.2/40.018/20 Reviews10/10 Clients & Experience8.2/10 Market PresenceService focus
50% Mobile App Development45% iPhone iOS App Development50% Other -
$1,000+$50 - $99 / hr10 - 49Seattle, WA
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
80% Mobile App Development25% iPhone iOS App Development20% Other -
$50,000+$50 - $99 / hr250 - 999Kyiv, Ukraine
Ability to deliver
38.9/40.020/20 Reviews9.1/10 Clients & Experience9.8/10 Market PresenceService focus
10% Mobile App Development30% iPhone iOS App Development90% Other -
$10,000+$50 - $99 / hr50 - 249Seattle, WA
Ability to deliver
35.5/40.015.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Mobile App Development35% iPhone iOS App Development65% Other -
$25,000+$150 - $199 / hr10 - 49Seattle, WA
Ability to deliver
35.6/40.016/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
15% Mobile App Development50% iPhone iOS App Development85% Other -
$5,000+$100 - $149 / hr50 - 249Seattle, WA
Ability to deliver
38.6/40.020/20 Reviews10/10 Clients & Experience8.6/10 Market PresenceService focus
10% Mobile App Development20% iPhone iOS App Development90% Other -
$25,000+$50 - $99 / hr50 - 249Seattle, WA
Ability to deliver
36.2/40.016.6/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
10% Mobile App Development35% iPhone iOS App Development90% Other -
$5,000+$25 - $49 / hr10 - 49Stockholm, Sweden
Ability to deliver
35.7/40.017.2/20 Reviews10/10 Clients & Experience8.5/10 Market PresenceService focus
20% Mobile App Development34% iPhone iOS App Development80% Other -
$50,000+$50 - $99 / hr50 - 249Seattle, WA
Ability to deliver
36.5/40.018.2/20 Reviews10/10 Clients & Experience8.3/10 Market PresenceService focus
10% Mobile App Development25% iPhone iOS App Development90% Other -
$25,000+$150 - $199 / hr10 - 49Medina, WA
Ability to deliver
35.9/40.018.6/20 Reviews10/10 Clients & Experience7.3/10 Market PresenceService focus
15% Mobile App Development20% iPhone iOS App Development85% Other -
$25,000+$100 - $149 / hr10 - 49Dallas, TX
Ability to deliver
35.2/40.015.8/20 Reviews10/10 Clients & Experience9.4/10 Market PresenceService focus
10% Mobile App Development25% iPhone iOS App Development90% Other -
$5,000+Undisclosed10 - 49Issaquah, WA
Ability to deliver
23.8/40.016.2/20 Reviews0/10 Clients & Experience7.5/10 Market PresenceService focus
100% Mobile App Development75% iPhone iOS App Development -
$5,000+$50 - $99 / hr50 - 249Seattle, WA
Ability to deliver
32.2/40.017.8/20 Reviews9.5/10 Clients & Experience4.9/10 Market PresenceService focus
10% Mobile App Development25% iPhone iOS App Development90% Other -
$10,000+$100 - $149 / hr2 - 9Seattle, WA
Ability to deliver
32.7/40.015.8/20 Reviews10/10 Clients & Experience6.9/10 Market PresenceService focus
10% Mobile App Development25% iPhone iOS App Development90% Other -
UndisclosedUndisclosed50 - 249Seattle, WA
Ability to deliver
30.8/40.016.2/20 Reviews8/10 Clients & Experience6.6/10 Market PresenceService focus
15% Mobile App Development20% iPhone iOS App Development85% Other -
UndisclosedUndisclosed50 - 249Bellevue, WA
Ability to deliver
28.6/40.016.2/20 Reviews7.1/10 Clients & Experience5.3/10 Market PresenceService focus
20% Mobile App Development25% iPhone iOS App Development80% Other -
$50,000+$100 - $149 / hr10 - 49Seattle, WA
Ability to deliver
25.3/40.016.6/20 Reviews3.8/10 Clients & Experience4.9/10 Market PresenceService focus
40% Mobile App Development30% iPhone iOS App Development60% Other -
$25,000+$25 - $49 / hr10,000+Kraków, Poland
Ability to deliver
21.6/40.014.6/20 Reviews0/10 Clients & Experience7/10 Market PresenceService focus
10% Mobile App Development20% iPhone iOS App Development90% Other -
$5,000+$25 - $49 / hr10 - 49Bellevue, WA
Ability to deliver
24.3/40.016.2/20 Reviews3.5/10 Clients & Experience4.6/10 Market PresenceService focus
20% Mobile App Development25% iPhone iOS App Development80% Other -
$25,000+$25 - $49 / hr2 - 9Seattle, WA
Ability to deliver
20.4/40.016.4/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
50% Mobile App Development30% iPhone iOS App Development50% Other -
$1,000+$50 - $99 / hr10 - 49Seattle, WA
Ability to deliver
22.1/40.016.6/20 Reviews1.5/10 Clients & Experience4/10 Market PresenceService focus
20% Mobile App Development30% iPhone iOS App Development80% Other -
$25,000+$200 - $300 / hr2 - 9Bainbridge Island, WA
Ability to deliver
22.8/40.017.6/20 Reviews0/10 Clients & Experience5.2/10 Market PresenceService focus
20% Mobile App Development30% iPhone iOS App Development80% Other -
$5,000+$50 - $99 / hr10 - 49Kirkland, WA
Ability to deliver
21.5/40.016.2/20 Reviews0/10 Clients & Experience5.3/10 Market PresenceService focus
25% Mobile App Development25% iPhone iOS App Development75% Other -
$10,000+$150 - $199 / hr10 - 49Seattle, WA
Ability to deliver
21.1/40.015.8/20 Reviews0/10 Clients & Experience5.3/10 Market PresenceService focus
20% Mobile App Development25% iPhone iOS App Development80% Other -
$1,000+$25 - $49 / hr10 - 49Seattle, WA
Ability to deliver
22.5/40.017.4/20 Reviews0/10 Clients & Experience5.2/10 Market PresenceService focus
10% Mobile App Development20% iPhone iOS App Development90% Other -
$1,000+$100 - $149 / hr10 - 49Seattle, WA
Ability to deliver
21.1/40.016.2/20 Reviews0/10 Clients & Experience4.9/10 Market PresenceService focus
10% Mobile App Development30% iPhone iOS App Development90% Other -
$5,000+$25 - $49 / hr50 - 249Seattle, WA
Ability to deliver
12.3/40.00/20 Reviews6.3/10 Clients & Experience6/10 Market PresenceService focus
30% Mobile App Development50% iPhone iOS App Development70% Other -
$25,000+$50 - $99 / hr50 - 249Kirkland, WA
Ability to deliver
39.6/40.020/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
45% Mobile App Development50% iPhone iOS App Development55% Other -
$5,000+$25 - $49 / hr50 - 249Bellevue, WA
Ability to deliver
8.8/40.00/20 Reviews3.6/10 Clients & Experience5.2/10 Market PresenceService focus
40% Mobile App Development50% iPhone iOS App Development60% Other -
$5,000+Undisclosed10 - 49Seattle, WA
Ability to deliver
10.8/40.00/20 Reviews6.8/10 Clients & Experience4/10 Market PresenceService focus
60% Mobile App Development25% iPhone iOS App Development40% Other
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Seattle iPhone App Developer FAQs
A local iPhone app development partner understands the Pacific Northwest market, from commuter behaviors to regional privacy expectations. Their proximity lets you schedule in-person sprints, whiteboard sessions, and user-testing with real Seattleites, speeding feedback loops.
Many agencies here also tap into UW’s talent pipeline and the area’s robust cloud ecosystem (AWS, Azure), giving your iOS app seamless backend integration.
According to Clutch pricing data, most Seattle iOS developers charge $125 – $225 per hour. Rates trend higher than the U.S. average due to the city’s competitive tech salaries, but many firms offer phased roadmaps or hybrid on-shore/off-shore models to control costs.
A minimal viable product (MVP) for one platform often runs $40,000 – $80,000, while complex, feature-rich apps (think real-time chat or AR) can exceed $150,000.
Thanks to the city’s dynamic business landscape, many Seattle-based iPhone app development agencies frequently support different verticals, like:
- Cloud-native SaaS and enterprise software
- Health tech and telemedicine (leveraging the region’s life-sciences hub)
- E-commerce and retail, supporting global brands headquartered here
- Gaming and AR/VR, inspired by local studios and hardware innovators
- Clean tech and transportation, aligning with the city’s sustainability goals
- Define your project’s specific goals: Is it an MVP to secure funding, or a long-term product roadmap?
- Review portfolios: Look for native Swift/SwiftUI projects similar in scope.
- Check for verified client feedback: Clutch reviews reveal communication style and post-launch support quality.
- Evaluate team structure: Ensure access to UX designers familiar with Apple Human Interface Guidelines.
- Request a technical audit: A reputable firm will outline architecture, timeline, and risk mitigation before contracts are signed.
It can be intimidating to pick one out of the many agencies in the market. Take advantage of the resources and filters we have prepared on Clutch to help you narrow your options down to the top two or three.
- Vague cost estimates that avoid line-item detail or milestone billing
- Lack of published iOS apps in the App Store under their account or client accounts
- Over-reliance on cross-platform frameworks when you’ve requested native performance
- No local presence despite claiming Seattle headquarters—verify office location and staff profiles
- Guaranteed rankings or downloads without a marketing plan; reputable developers focus on code quality, not vanity metrics
Finding the right service provider can be exciting but also overwhelming. Don't lose sight of your objectives and make sure you avoid any of these red flags.