Top 100 iPhone Applications Development Companies in the United States

Never Settle is a marketing and advertising agency that has been offering advertising, branding, and marketing strategy services to their small business, enterprise, and mid-market clients in the e-commerce, IT, and non-profit industries since 2012. Their 50 employees are based out of their office in Golden, Colo.

Aligned Partner Group is a technology solutions company headquartered in Atlanta. The company was founded in 2018, and has a team of less than 10 people who mainly provide product design services, and other services such as: custom software development and UX/UI design. 
 

FullStack Labs is a software consultancy headquartered in Granite Bay, CA with satellite offices in Arlington, VA, and Barranquilla, Colombia. With over 40 employees at hand, FullStack provides web development, custom software development, and mobile app development services to enterprises and startups alike.

Mystic Media is a mobile app and software development agency based in Murray, Utah. The agency, founded in 2001, has more than 50 employees and provides mobile app development, custom software development, and web development services to small and larger-sized companies and institutions in various industries that include business services, gaming, and health care & medical. 

UX company Codment was launched in 2018. The midsize team focuses on ux/ui design, IT staff augmentation, custom software development, web development, and more. The company is headquartered in Islandia, New York.

Located in Portland, OR, Parthenon Software Group and its team of nearly 40 develop web and mobile apps. Founded in 2006, the company also has experience in custom software development.

Ecliptic Ideas is a Coronado, California-based software development company. Launched in 2019, the small team provides custom software development and mobile app development.

Unique Software Development LLC is an IT services and software development firm that provides Big Data consulting, web development,and mobile app development to their mid-market, small business, and enterprise clients in the health care, business services, and consumer products and services industries. Based in Dallas, TX they have offices in Athens, Greece and Karachi with a total of 200 employees.

Helm Experience & Design is a design firm that is located in Buffalo, N.Y. Founded in 2014, they have about 6 employees that do custom software development, web design, mobile app development, UX/UI design, and web development. Most clients are small businesses. 

Despite recently being founded in 2016, Tyrannosaurus Tech has established itself as a leader in mobile app, web, e-commerce, and custom software development. Their small but capable team of about 10 employees is based in Atlanta, GA and works with small and mid-market businesses.

LotzAp Solutions is an app development firm headquartered in Weston, Florida. Founded in 2017, their team of approximately 15 employees serves small to mid-sized businesses, particularly in the retail and e-commerce sectors. While their specialty is mobile app development, they also provide UX/UI designs and IoT development.

Seamgen is a San Diego, Calif.-based development firm established in 2008. It has a team of about 50 that does mobile app development, web development, UI/UX design, and custom software development. 

Achievion Solutions is an AI Development Agency based in McLean, Virginia. Founded in 2013, the medium-sized team focuses on the success of every AI project through their battle-tested delivery process ACHIEVE and backs it up by their AI Accuracy Guarantee. They deliver products for web, mobile, and enterprise platforms.

Kinetech Cloud is a software development company with an emphasis on cloud-based solutions. The company was founded in 2014 and now employs a team of 8 in its headquarters in San Antonio, Texas and a satellite office in London, UK. Kinetech Cloud offers custom software development, mobile app development, cloud consulting, and sales intelligence services to mostly mid-size companies.

Launched in 2020, Apex Lab is a software development company. Their small team is based in Tallinn, Estonia and San Francisco, California. Their team offers custom software development, mobile app development, web development, and enterprise app modernization.

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.

Alligatortek is a software company headquartered in Chicago with an office in Oakbrook Terrace, Ill. Since 1993, their team of 59 has lent its services in custom software development, mobile app development, and cloud consulting & SI. They specialize in Azure, and have experience in working with frameworks such as .NET, AngularJS, and React Native.

Venture Aviator is a software development company headquartered in New York, NY with other offices in San Francisco and Santa Monica, CA. The team of nearly 20 employees is fluent in blockchain, software, mobile app, and web development.

Busy Human is a software development company headquartered in Orem, Utah. Founded in 2018, the team of 9 mainly provides custom software development, web design, and UX/UI services. 
 

Black Airplane is a full-service design and development agency founded in 2014. Located in Woodstock, GA, Black Airplane's team of under 10 employees specialize in web design, web development, UI/UX design, app development, and branding. 

QuarkWorks is a development agency located in San Francisco. Since 2011, their team of 15 has been specializing in mobile app development, web development, product design, and more for enterprise and midmarket-level clients. 

Ripe Media is a full-service digital agency based in Los Angeles. Founded in 2003, the small team of six specializes in web design, app development, and design to create interactive and digital products for their clients. 

Cobuild Lab, Inc. is a software services company of around 10 employees. Founded in 2014, their headquarters is in Miami. They offer numerous services, including custom software development, product design, blockchain and UX/UI design.

APPSTIRR is a mobile application design agency based in New York run by a team of 2. Founded in 2019, the company specializes in mobile app development, custom software development, and mobile & app marketing for clients ranging from small businesses to enterprises. They have experience working in industries such as advertising & marketing and business services and are familiar with e-commerce systems such as Magento, Shopify, and WooCommerce.

Caxy Interactive is a web design and development agency located in Chicago, IL. Since 1999, the agency and its team of 10+ specialize in creating better digital experiences for their clients through web development, software development, and enterprise content management services. 

Groove Jones is a mobile app, AR/VR, and custom software developer based in Dallas. Founded in 2015, this 10+ team of digital experts builds the interactive tools that give brands a competitive edge.

Based in Labuan, Malaysia, Web3Dev is a AR/VR development company. They focus on AR/VR development, blockchain, web development, mobile app development, and more and were launched in 2015.

With a presence on both the east and west coasts of the US, Prolific Interactive is a product agency that offers mobile app development, UI/UX design, and digital strategy. The team, which is headquartered in Brooklyn, NY with a second office in San Francisco, CA, serves mid-market and enterprise clients.

A2K Solutions LLC is a branding agency. Their small team is based in Albuquerque, New Mexico and Lahore, Pakistan. The company focuses on branding, ux/ui design, web development, and mobile app development. The company was launched in 2018.

Technology Rivers is a software product development firm based in Reston, VA. A team of 30+ members, and growing, Technology Rivers specializes in cloud-based web and mobile app development, healthcare applications, and custom software development. They focus on health-tech, education, and business services.