Top 100 Mobile App Developers in Seattle
The Best of August 2026Looking 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.
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List of the Best Seattle Mobile App Development Companies
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91$1,000+2 - 9 employeesAuburn, WAMobile app development company Naos Dev was launched in 2021. The small team specializes in Mobile App Development and Web Development.Read More
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92$5,000+2 - 9 employeesSeattle, WARead More
Founded in 2003, Swecker is a Seattle-based web development agency that serves small and mid-market businesses. In addition to web development, the team of fewer than 10 also offers mobile app and custom software development and design.
Clients
MicrosoftIndustries
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93Undisclosed2 - 9 employeesSeattle, WAFounded in 2016, App Development Seattle is an application development firm. The team provides Mobile App Development and Web Design.Read More
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94$1,000+2 - 9 employeesBellevue, WAEstablished in 2023, Fuze Studio is a website development firm. In Bellevue, Washington, the team specializes in Web Development and Web Design.Read More
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95$250,000+2 - 9 employeesRenton, WACoreUs is a software development firm. The Renton, Washington-based company provides Custom Software Development and UX/UI Design.Read More
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96$1,000+2 - 9 employeesKirkland, WAFounded in 2019, The Secret Lab, a small AR/VR development company, is headquartered in Kirkland, Washington and. Their team provides AR/VR development and Wearable App Development.Read More
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97Undisclosed2 - 9 employeesBellevue, WAMobile app development firm Doxieworks LLC was established in 2007. The company provides Mobile App Development and Web Development, and is small.Read More
Industries
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98Undisclosed10 - 49 employeesBellevue, WAWeb design agency Adroit Business Solutions, Inc. Was launched in 2003. The firm provides Web Design and Mobile App Development.Read More
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99Undisclosed1,000 - 9,999 employeesSeattle, WASlalom Build is an user experience design agency launched in 2001. Their services include UX/UI Design and CRM consulting and SI.Read More
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100Undisclosed1,000 - 9,999 employeesRedmond, WAQuadrant Technologies, a big data analytics company, offer BI & big data consulting & SI and Business Consulting. They were launched in 2004.Read More
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101Undisclosed2 - 9 employeesSeattle, WAZenwerks Web Development, LLC is a branding firm. In Seattle, Washington, their small team specializes in Branding and Mobile App Development. The firm was launched in 1999.Read More
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102Undisclosed2 - 9 employeesBothell, WAXcarab is a big data company launched in 2001. Their team offers BI & big data consulting & SI and cloud consulting & SI.Read More
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103Undisclosed10 - 49 employeesPoulsbo, WAVelosys, a software development company, specializes in Custom Software Development and IT strategy consulting. The company is located in Poulsbo, Washington.Read More
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104Undisclosed10 - 49 employeesBellevue, WAIT SOFT, a small software development firm, is based in Bellevue, Washington. The team focuses on Custom Software Development and Web Development.Read More
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105Undisclosed10 - 49 employeesSeattle, WAEstablished in 2019, UpTop Health is a Digital Strategy company. Their services include Digital Strategy and UX/UI Design.Read More
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106Undisclosed10 - 49 employeesSeattle, WALaunched in 2017, Diatomic Product Development is a Product Design company. The company focuses on Product Design and Custom Software Development.Read More
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107Undisclosed10 - 49 employeesSeattle, WAEstablished in 2002, Page 3 Design is an Architectural Design company. The team focuses on Architectural Design and Mobile App Development.Read More
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108$5,000+10 - 49 employeesKirkland, WAApp development company Cuboid LLC was founded in 2023. The team offers Mobile App Development and Custom Software Development.Read More
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109Undisclosed250 - 999 employeesBellevue, WABrickRed Systems, a midsize Application Testing company, is in Bellevue, Washington and Hyderabad, India. Their services include Application Testing and Business Consulting.Read More
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110Undisclosed2 - 9 employeesSeattle, WABlank Space LLC is a branding agency. They specialize in Branding and Graphic Design and were established in 2006. The agency is based in Seattle, Washington.Read More
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111Undisclosed2 - 9 employeesSeattle, WAEstablished in 2011, Generalsoft Corporation is a custom software development firm. Headquartered in Seattle, Washington, the team specializes in Custom Software Development and cloud consulting & SI.Read More
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112Undisclosed2 - 9 employeesBellevue, WAComputer Engineering company PositiveSine, Inc. Is located in Bellevue, Washington. They focus on Computer Engineering and Custom Software Development.Read More
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113Undisclosed2 - 9 employeesRedmond, WAEstablished in 2018, Axcend Consulting is a small Redmond, Washington-based data analytics company. Their team provides BI & big data consulting & SI and Custom Software Development.Read More
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114$5,000+2 - 9 employeesRedmond, WAREVERA.PRO Agency is an AR/VR development company. Headquartered in Atlanta, Georgia and Redmond, Washington, their team offers AR/VR development and Branding.Read More
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115$1,000+50 - 249 employeesSeattle, WAVinova is a Singapore, Singapore-based Low/No Code Development company. The midsize team offers Low/No Code Development, Custom Software Development, Blockchain, Mobile App Development, and more. The company was launched in 2010.Read More
Clients
FWD InsuranceIndustries
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116$25,000+10 - 49 employeesPuyallup, WARead More
Devscale is a Chicago-based digital agency that provides mobile app development, web development, and custom software development. Founded in 2016, the company currently consists of under 5 employees.
Clients
BudweiserIndustries
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117Undisclosed10 - 49 employeesBellevue, WALeszynski Group, Inc. Is a cloud consulting & SI company. Launched in 1990, the team specializes in cloud consulting & SI and Business Consulting.Read More
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118$10,000+2 - 9 employeesSeattle, WABrandQuery, LLC is a Marketing Strategy company. Established in 1992, the agency is headquartered in Seattle, Washington. Their team focuses on Marketing Strategy and Advertising.Read More
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119Undisclosed2 - 9 employeesBellevue, WALabs8 is an IoT development company. The Bellevue, Washington-based firm provides IoT development and Marketing Strategy.Read More
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120$1,000+2 - 9 employeesTacoma, WARead More
Grinev Software is a development company based in Federal Way, Wash. Their team was founded in 2007 and has around 10 employees. They primarily provide mobile app, web, and e-commerce development.
Clients
grinev.softwareIndustries
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