Top 100 Mobile App Developers in Seattle
December 2023Looking for a top mobile app development company in Seattle?
Your mobile app is an extension of your branding. Quality assurance is paramount when building a product representing your brand's identity.
To improve your success rate, find the right partner through this list of the top mobile app developers in Seattle.
List of the Best Seattle Mobile App Development Companies
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Featured providers
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- $25,000+
- 50 - 249 employees
- Raleigh, NC
Tintash is a Stanford-alumni led software development firm that since 2008 has been an innovation and technology partner on over 100 projects for startups and enterprises – including a Unicorn, a Fortune 500, and an Apple retail partner. Headquartered in Raleigh, N.C., Tintash offers 130+ personnel with distinguished expertise in all aspects of mobile app, web, and game development, user experience design, quality assurance, project management, analytics, and related services.
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- $10,000+
- 1,000 - 9,999 employees
- Warszawa, Poland
Innowise Group is a custom software development company based in Warsaw, Poland. With more than 1000 specialists on board and 600 projects completed, they use cutting-edge technologies to transform their client's businesses. They are experts in designing and developing tech solutions that will help your company enhance its processes and increase customer satisfaction, thanks to their 15+ years of experience and extensive expertise. They create custom software to fit your unique requirements in terms of timeline, budget, and use case. They handle every step of the development process, from product concept and development to testing, deployment, and support. In addition to building custom software, we also excel in UX/UI design, IT strategy consulting, and staff augmentation.
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- $25,000+
- 250 - 999 employees
- Ahmedabad, India
Founded in 2011, Hyperlink InfoSystem is a 250+ team of professionals dedicated to IT services, mobile app development, and ERP/SI consulting. Based in Ahmedabad, the company offers a range of digital solutions from offices in the UK, US, and Australia.
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1
- $25,000+
- 10 - 49 employees
- Seattle, WA
Zazz is a Seattle-based mobile app development company founded in 2011. They have an additional office in San Francisco. Their team of approximately 50 employees serves clients of all sizes and industries. In addition to app development, they also specialize in enterprise app modernization and UX/UI design.
Clients
- Inclose
- Ideal Smart
- Sparehandz
Industries
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Zazz developed a mobile app using React for a leadership consulting company. The platform was designed to deliver leadership development resources, communication tools, and performance tracking.
"We were absolutely delighted with the passion and hard work they demonstrated."
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2
- $25,000+
- 10 - 49 employees
- Issaquah, WA
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.
Clients
- University of Washington
- Intel
- Xerox
- Best Buy
Industries
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Inventive Mobile developed a landing page and is working from user flows to produce a mobile app for a sports mentorship startup that allows aspiring athletes to communicate with professionals in their field.
"I really appreciate their willingness to truly understand my goal and listen to my ideas."
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Featured providers
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- $1,000+
- 50 - 249 employees
- Kolkata, India
Matrix Media Solutions (P) Ltd is a digital development and marketing company based in Kolkata, India. The company, founded in 2003, has over 150 employees and provides a wide range of digital services that include application testing, AI, custom software development, web design & development, mobile app development, SEO, PPC, and social media marketing services to various companies.
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- $25,000+
- 1,000 - 9,999 employees
- San Francisco, CA
Robosoft Technologies is a full-service digital experiences agency offering digital advisory, design strategy, UX/UI services, application development & maintenance and expertise in emerging technologies such as AR, VR, blockchain, chatbots and more. Established in 1996 and headquartered in San Francisco, the team of 500+ has offices in Mumbai, Udupi, Bengaluru, Chicago, and New York.
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- $10,000+
- 2 - 9 employees
- Navi Mumbai, India
Tarkashilpa Technologies is an app development company. They specialize in mobile app development and web development and were launched in 2016. The agency is located in Navi Mumbai, India.
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3
- $25,000+
- 10 - 49 employees
- Seattle, WA
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.
Clients
- Amazon
- Microsoft
- CenturyLink
- F5
Industries
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UpTop redesigned the UX/UI of a digital services company’s website, creating layouts that better met user persona needs. They created templates that standardized the overall visuals and wrote usage guidelines.
“It’s important to note how much our team universally accepted UpTop’s work.”
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- $5,000+
- 50 - 249 employees
- Seattle, WA
UPQODE is a website design and development agency based in Nashville, Tennessee. Founded in 2015, the team of 40+ specializes in web development, web design, and e-commerce development. They work with small businesses, focusing on information technology, e-commerce, and business services.
Clients
- Think Tank Team - Samsung Research America
- SAA - Spondylitis Association of America
- AmeriFreight Inc.
- DOXO Inc.
Industries
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UPQODE was hired by a private equity firm to update and refresh their company website. The team integrated tools with online plug-ins and worked on SEO to attract talent and potential customers.
"They were very easy to work with."
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5
- $25,000+
- 10 - 49 employees
- Medina, WA
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.
Clients
- Insurance Lounge
- Brown Bear Car Wash
- Geek Girl Careers
- World Perspectives
Industries
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Flower Press Creative Studio, LLC provides design and development services for an insurance brokerage. The team has worked on the client’s branding needs and currently maintains their e-commerce platform.
“They’ve done excellent work.”
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6
- Undisclosed
- 1,000 - 9,999 employees
- Kingston, WA
Large mobile app development company Room 8 Group, is located in Limassol, Cyprus. Launched in 2011, the team focuses on mobile app development, web development, application testing, ux/ui design, and more.
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7
- $25,000+
- 2 - 9 employees
- Seattle, WA
Lunarbyte.io is a development agency based in Seattle. Since 2019, the 3-person team has built websites, custom software, and mobile apps for predominantly small businesses.
Clients
- DDM Imports
- Clean the Scene
- Preflight Mitigator
- Dollar Flight Club
Industries
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Lunarbyte.io developed software programs for a testing firm. They met with their client’s multiple times to outline the project. Since then, they’ve troubleshot problems and fixed bugs as needed.
“They usually complete the task within 24-hours or by the end of the week.”
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Featured providers
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- $10,000+
- 50 - 249 employees
- Kyiv, Ukraine
Empat is a digital agency based in Kyiv, Ukraine, and founded in 2013. With no more than 50 professionals, they provide e-commerce, web, and mobile app development solutions for clients in the industries of financial, dental, and healthcare services.
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- $10,000+
- 10 - 49 employees
- Whiteley, United Kingdom
Chimpare is a small application development firm. In Whiteley, United Kingdom; New York, New York and Markham, Canada, the firm was launched in 2012. Their services include mobile app development, web development, e-commerce development, ux/ui design, and more.
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- $10,000+
- 10 - 49 employees
- Scottsdale, AZ
Working out of Scottsdale, Ariz., Dot Com Development is a development firm that works with small and mid-market businesses. The team of about 10 employees specializes in mobile app, web, and e-commerce development. They also have experience with marketing, in particular, SEO and conversion optimization.
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8
- $5,000+
- 10 - 49 employees
- Seattle, WA
Slashdev is a small software development company. The Winter Park, Florida-based company was established in 2021. Their services include custom software development, web development, mobile app development, wearable app development, and more.
Industries
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Slashdev has provided a senior Flutter developer to augment a software development company's internal team.
"We knew what we wanted, and they delivered quickly."
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9
- $1,000+
- 2 - 9 employees
- Seattle, WA
A digital marketer based in San Francisco, Randy McCabe offers SEO, PPC, and digital strategy services. They were founded in 2018.
Clients
- Morgan Stanley
- Huawei
- NameSilo
- RE/MAX
Industries
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Exo Agency manages the SEO needs of a PPC services company. They also provide backlink services to the client.
"The team displayed an unparalleled level of professionalism and expertise, which truly set them apart."
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10
- Undisclosed
- 250 - 999 employees
- Seattle, WA
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.
Clients
- Vonto
- Apiture Xpress
- Les Mills
- YES Network
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Stellar Elements (formerly ADK Group) took on UX/UI design projects to help transition a government agency’s internal legacy solution into a streamlined web app. They conducted extensive UX/UI research.
“I thought they performed exceptionally.”
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11
- $10,000+
- 2 - 9 employees
- Seattle, WA
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.
Clients
- ESS Eye Pro
- Apex Learning Virtual School
- Bellmont Cabinet Co.
- Buck and Buck
Industries
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After successfully de-bugging and improving upon a transportation management system, Montana Banana has completed hundreds of projects ranging from the development of billing software to ratings engines, pricing schemes, search engine optimization, and more.
“Their attentiveness is the main reason that we keep them. They’re on top of it.”
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12
- Undisclosed
- 50 - 249 employees
- Seattle, WA
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.
Clients
- ReachNow
- Philips
- Johnson Controls
- Sony Pictures Television
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Smashing Ideas developed mobile applications which could be used for a news outlet's weather broadcasting. Their work remains ongoing.
"The part where Smashing Ideas just rocks is creating an idea that they can execute well on."
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13
- Undisclosed
- 10 - 49 employees
- Seattle, WA
SB Develops is a development agency based in Seattle with no more than 10 experts. They specialize in web development, mobile app development, and UX/UI design solutions for clients that work in the industries of consumer products, IT services, and more.
Clients
- Cuddle Lock
Industries
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SB Develops provides ongoing software development for a stroller renting platform. The team provided the wireframes, developed the frontend and the UI/UIX, and applied all the client's requests.
"Their communication and project management was excellent which sped up the development process."
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14
- Undisclosed
- 50 - 249 employees
- Bellevue, WA
Founded in 2010, WaferWire Cloud Technologies is located in Bellevue, Wash. Their team of about 50 employees provides web design, graphic design, and ERP consulting and SI services.
Clients
- Treasury Curve
- Jamaica's Forestry Department
- World Vision
- Gazprom
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WaferWire Cloud Technologies created a dispatching software solution that consisted of a web-based app and a mobile app. The solution supported a car dealership's managers and film installers.
"It was cost-effective, and we received a good end result!"
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15
- $25,000+
- 50 - 249 employees
- Seattle, WA
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.
Clients
- Amazon
- NASA
- Apple
- Disney
Industries
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Blink UX designed an e-commerce website, condensing several branch URLs into one comprehensive site. They worked on UX, UI, content development, and stakeholder research before providing a spec to developers.
"They did really great, especially when things were outside of scope. The project got very complex."
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16
- $5,000+
- 10 - 49 employees
- Seattle, WA
Founded in 2017, Fenyx Studio is an application development company. The firm provides mobile app development, web development, and custom software development and has a small team. The firm is in Santa Monica, California and Seattle, Washington.Visit SiteIndustries
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17
- $5,000+
- 50 - 249 employees
- Seattle, WA
INFINITE ART SOLUTIONS is a graphic design company launched in 2014. The firm offers graphic design, mobile app development, ux/ui design, and AR/VR development and has a midsize team. The firm is located in Seattle, Washington.Visit SiteIndustries
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18
- $100,000+
- 250 - 999 employees
- Seattle, WA
Founded in 2014, PYCOGroup is a development firm. Their team of around 370 employees is based in Brussels, with an additional office around the globe. They focus on custom software, web, and mobile app development.
Clients
- Microsoft
- American Express
- Volkswagen
- Coach
Industries
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PYCOGroup designed and developed a government-funded mobile app to promote travel. While the internal team focused on the database and API, PYCOGroup focused on everything else, including delivery.
"The workflow was very fluid, efficient, and professional on PYCOGroup's side."
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19
- $5,000+
- 10,000+ employees
- Seattle, WA
Globant is a software development company based in Buenos Aires, Argentina, with offices in San Francisco and Mexico City. The company, founded in 2003, has more than 12,500 employees who provide, among others, web development, digital strategy, and social media marketing services to various companies.
Clients
- Electronic Arts
- BBVA
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Globant (formerly Belatrix Software) provided additional .NET and development for a prototype developed by an in-house team that needed faster development for a lower budget.
"I’ve used a lot of contractors and this was the best experience I’ve ever had."
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20
- $1,000+
- 250 - 999 employees
- Bellevue, WA
E-commerce development firm Neighborsoft.team was established in 2009. Their midsize team is headquartered in Bellevue, Washington. Neighborsoft.team provides e-commerce development, web development, custom software development, mobile app development, and more.
Industries
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An investment software firm hired Neighborsoft.team to develop their digital platform. The platform automated the client's internal processes and provided them with tools to easily onboard investors.
“I’m most impressed with Neighborsoft.team’s expertise and patience.”
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21
- $5,000+
- 10 - 49 employees
- Kirkland, WA
Based in Kirkland, Wash., ITIRRA is a boutique technology consulting firm. Since 2008, their team of 12 has been specializing in web development, mobile app development, IT strategy consulting, and more.
Clients
- Sports Aptitude
- ADURO
- Vitagramma
- AIDA Healthcare
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A healthcare solutions company hired ITIRRA for their development services. The client wanted to improve the efficiency of case management with a digital solution. The first version of the product is live.
"There is the fact that they think outside of the box; they’re not a ‘yes sir’ type of developer."
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22
- $5,000+
- 50 - 249 employees
- Bellevue, WA
Tech Pathway is a web development firm. Established in 2017, the midsize agency is located in Jaipur, India and Bellevue, Washington. Their team focuses on web development, mobile app development, and e-commerce development.Visit SiteIndustries
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23
- $10,000+
- 10 - 49 employees
- Seattle, WA
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.
Clients
- Rudy's
- naturewise
- Elm Coffee Roasters
- Holland America Line
Industries
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Helpful Human helps a fintech company with market testing for their products and solutions. Their work includes ad copies, landing page tests, product concepts, design sprints, and software development.
“The quality of people that Helpful Human has on their staff is very high.”
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24
- $50,000+
- 50 - 249 employees
- Seattle, WA
ThirstySprout is an outsourced development company headquartered in Seattle with an additional office in San Franciso. Founded in 2017, they currently have about 18 employees. They provide IT staff augmentation as well as custom software and web development services to primarily midmarket agencies in IT, e-commerce, and business services.
Clients
- Rover.com
- Jirav.com
- Zillow
- WeWork Labs
Industries
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ThirstySprout developed automation software for a car-sharing company. The team built a data mart and a financial reporting system to analyze the company's data.
"They go above and beyond to provide great customer service and project delivery."
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25
- $5,000+
- 2 - 9 employees
- Seattle, WA
Mobile application development firm SoftApp is in Chicago, Illinois. Established in 2022, the small team specializes in mobile app development and custom software development.
Industries
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SoftApp provided app maintenance and update services for a formalwear marketplace and search engine. Their work included updating the UX design and integrating AI technology to enhance performance.
"What I found most impressive about SoftApp was their expertise in AI development."
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26
- $100,000+
- 50 - 249 employees
- Seattle, WA
Carbon Five is a software development firm. Established in 2000, the midsize company is located in San Francisco, California; Santa Monica, California; Chattanooga, Tennessee and New York, New York. Their services include custom software development, mobile app development, web development, web design, and more.Visit SiteIndustries
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27
- $50,000+
- 50 - 249 employees
- Seattle, WA
Wunderman Thompson Mobile is a midsize UX design agency. Located in Denver, Colorado; Atlanta, Georgia; Seattle, Washington and New York, New York, the firm was established in 2008. Their services include ux/ui design, mobile app development, application management & support, AR/VR development, and more.Visit SiteIndustries
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28
- $10,000+
- 1,000 - 9,999 employees
- Seattle, WA
Possible is a global digital marketing agency founded in 2011. It provides mobile app development, UX/UI design, social media marketing, digital strategy, and content marketing. The agency has offices in LA, Seattle, Atlanta, Cincinnati, Denver, New York, and Portland. International branches include Singapore, China, Costa Rica, Brazil, Germany, Romania, Poland, Hungary, Argentina, Russia, and the UK. Possible employs over 1200 staff across these 19 locations.
Clients
- Microsoft
- Coca-Cola
- the Bill & Melinda Gates Foundation
- Adidas
Industries
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Possible was hired by an airline to create a consumer-facing mobile app. The app is available for iOS and Android and to improve travelers' flight booking, check-in, and boarding processes. The app has over 5.5 million downloads and won several awards.
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29
- $10,000+
- 250 - 999 employees
- Seattle, WA
E-commerce development company SmartOSC is headquartered in Hanoi, Vietnam; Melbourne, Australia; Seattle, Washington and Singapore, Singapore. The firm specializes in e-commerce development, mobile app development, and web development and is midsize.The firm was founded in 2006.Visit Site -
30
- Undisclosed
- 10 - 49 employees
- Seattle, WA
Deloitte Digital ( Ubermind ) is a small mobile application development firm located in Seattle, Washington; , India and , Australia. Their services include mobile app development, web development, ux/ui design, and digital strategy.Visit Site
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