Top 100 iPhone Applications Development Companies in the United States

Centizen, Inc. Is a custom software development firm. Their midsize team is located in Beaverton, Oregon and Tirunelveli, India. The agency specializes in custom software development, BI & big data consulting & SI, cloud consulting & SI, e-commerce development, and more.

Ogun Labs, a small , is located in Santa Monica, California. They provide and were founded in 2019.

DeveloperTown, founded in 2008, is a business software solutions developer based in Indianapolis, Ind. It employs about 70 team members. DeveloperTown specializes in enterprise app modernization, but also offers custom software and mobile app development. Many of its clients are enterprise businesses.

Located in Newport Beach, California, HOI Solutions is a. The agency offers and is midsize.The agency was founded in 2020.

Based in Chicago, mobile marketing firm ComboApp offers branding solutions for mobile platform-oriented businesses. Their 20-person team has extensive knowledge of how best to market mobile experiences, in which they exclusively specialize. ComboApp's comprehensive approach includes traditional PR placement, creative development, digital media strategy, and UX/UI design for innovative mobile applications.   

Alpha Bravo Development is a custom software and app development agency based in New York with more than 10 experts. Founded in 2017, they specialize in custom software, web, and mobile app development services for both small and medium-sized companies.

Truefit is a Pittsburgh-based software development company. Founded in 1997, they have expanded their team to 60 specialists who provide custom software development, mobile app development, and e-commerce development. Their clientele consists of small, midmarket, and enterprise businesses in the consumer products, health care, and education industries.
 

Sigma Solve is a software consulting firm located in Fort Lauderdale, Fla. They have about 80 employees that serve clients in the IT sector. Founded in 2002, Sigma Solve does custom software development and e-commerce development. 

Tappollo Media is an application development firm located in New York, New York. The small team provides mobile app development, ux/ui design, and product design and was established in 2014.

Yeti LLC is a software development and design company founded in 2010. They have 20 employees, all of whom work out of an office in San Francisco. Yeti's practice is extensive for a firm of its size; they offer custom software development, UI/UX design, mobile apps, and IoT development.

NOVVUM is a software development agency based in Irvine, Calif. Since 2014, their team of 14 has specialized in mobile app development, web development, UX/UI design, market research, and marketing strategy services.

Founded in 2012, Speaking Socially Media is a creative company offering social media marketing, web development, and mobile app development. With less than 10 employees, the Great Falls, MT agency helps companies connect with customers and keep them engaged online. They serve businesses across industries, including restaurants, consultants, retail stores, non-profits, and realtors.

InfiniOne is a software development agency that has been offering mobile app development, custom software development, and web development services to their clients in the financial services, business services, and e-commerce industries since 2012. Their team of 10 employees are based out of their offices in Los Angeles, Beverly Hills, Calif., and Liberty, Pakistan.

Zimble Code is a small Elmont, New York-based mobile application development firm. Founded in 2018, the team provides mobile app development, web development, e-commerce development, and application testing.

New Normal, founded in 2012, is a software services agency headquartered in Seattle. Their company consists of a team of 22 people who specialize in web development, mobile app development, and e-commerce development. While they mostly work with mid-market businesses, they also work with enterprise and small businesses. The businesses they work with are mostly in the advertising & marketing, e-commerce, and financial services industries.
 

VIVIDSITES is a full service digital marketing company located in St. Louis, Mo. Founded in 1999, VIVIDSITES's team of 8 employees specializes in web design, web development, and e-commerce development. 

Founded in 2021, Fully Stacked, LLC is a software development company. The small Alexandria, Virginia-based team specializes in custom software development, product design, web development, mobile app development, and more.

In Baltimore, Maryland, Bimeo Digital is a digital strategy company. The small team provides digital strategy, social media marketing, email marketing, search engine optimization, and more and was launched in 2015.

Founders Approach is a Baltimore-based app and web development firm founded in 2016. Their team of approximately 4 employees develop iOS, Android, and cross-platform apps using SQL, Objective C, Swift, PHP, and JavaScript. They're also proficient in WordPress, React Native, and NodeJS.

PixelRocket LLC is a UX design company based in Atlanta. Founded in 2013, their team of three employees provides UX design, web design, and e-commerce services.

HeavyTask, LLC is an IT consulting and solutions firm that was founded in 2016. Their team of 19 employees, headquartered in Dallas, offers services in CRM Consulting and SI, mobile app development, and custom software development. They mainly work with small and mid-market businesses. 

Mobile application development firm Digimid was launched in 2014. The agency provides mobile app development, web design, web development, custom software development, and more and has a small team. The agency is in Cincinnati, Ohio.

Launched in 2012, Baymediasoft Technologies is a midsize web development firm. Their services include web development, mobile app development, ux/ui design, web design, and more. The firm is headquartered in Los Angeles, California and Udaipur, India.

Creative360 is a mobile app development and web design studio founded in 2014. Based in New York, they have additional offices in Chicago and Los Angeles. They have a team of over 10 employees, who specialize in UX/UI and mobile app development. The company focuses on serving mainly small businesses in the advertising, consumer products and media industries. 

DKS Systems is a technology consulting and delivery firm, founded in 2001. Their office in Minneapolis has 34 employees specializing in custom software development, content management, e-commerce, UX, and web and mobile app development. They work with various clients, from startups to fortune 500 businesses.

The Tactile Group is a full solution digital agency based in Philadelphia. Founded in 2004, the Tactile Group has more than 10 employees offer web development, web design, custom software development, and UX/UI services to local, state, and federal government entities, as well as enterprises and non-profits.

Calibec is a small custom software development firm. Founded in 2021, the team offers custom software development, web development, mobile app development, enterprise app modernization, and more. The agency is located in Mission Viejo, California.

BIT Studios is a custom software development firm. Established in 1990, the small company is in Plano, Texas and Chicago, Illinois. Their team specializes in custom software development, e-commerce development, mobile app development, application testing, and more.

Located in Provo, Utah and Gilbert, Arizona, XLR8 Development is a web development company. The small team offers web development, mobile app development, and custom software development and was launched in 2016.

Founded in 2018, Marotino INC is located in Burlingame, Calif. With about 10 employees, they provide mobile app development, custom software development, and e-commerce development for enterprise, midmarket, and small businesses.