Top 100 iPhone Applications Development Companies in the United States

DevBatch is an IT company founded in 2010. Located in Lahore, Pakistan, they have a team of 118 employees. Their services include mobile app development, custom software development, web development, and SEO. They primarily serve small business and midmarket clients. 

Fynydd is a software development and IT services firm based in King of Prussia, Pa. Founded in 2010, they have about 10 employees that work with organizations in all industries and organization size. Their services include web design and development, custom software development, mobile app development, UX/UI design, and IT strategy consulting.

Excellent WebWorld is a Phoenix based software development firm that was founded in 2011. They also have offices in Ahmedabad, India, North Perth, Australia, Calgary, Canada, and Remagen, Germany. Their team of 48 specializes in mobile app development, web development, and cloud consulting.

TechnoSIP Inc is a digital agency based in New York City. Founded in 2010, they have more than 10 employees. Services include web and mobile app development, as well as e-commerce development.

Based right outside of Chicago, Plego Technologies is a digital agency founded in 2002. Their team of around 20 has expertise in web development, SEO, IT staff augmentation, and software development.

3Advance is a Washington, D.C.-based app development company with a major focus on user experience. Since 2010, they have developed applications for startups, nonprofits, and other businesses. Their team of 13 has experience across many industries, including sports and fitness, food-ordering, and healthcare. They also provide Cloud (APIs, AWS, Azure) and Data Science (AI, machine learning) consulting that allows businesses to future-proof and scale.

AutoWeb Technologies is a small email marketing company in Wilmington, Delaware. They specialize in email marketing, pay per click, search engine optimization, social media marketing, and more and were founded in 2003.

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.

Baytech Consulting is a custom software development firm founded in 2007. Their small team is headquartered in Irvine, California. Their services include Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more.

Twenty Ideas is a development company in Eugene and Portland, Ore. Founded in 2014, they have about 21 employees that serve mostly midmarket and small-business clients in the education, healthcare, and arts industries. Services include custom software development, UI/UX design, and web development.

RedSky Engineering is a custom software development firm launched in 2018. Their small team is based in Spanish Fork, Utah and focuses on custom software development, web development, branding, web design, and more.

OakTree Apps is a development consultancy in Falls Church, Va. Founded in 2020, they have about 1 employee that serves midmarket and small-business clients in the IT, financial, and advertising industries. Services include mobile app development blockchain, and web development.

Tevpro is a custom software development company. The small team is headquartered in Houston, Texas. Their services include custom software development, enterprise app modernization, mobile app development, and other application development.

Headquartered in Asheville, N.C., Anthroware is a creative agency founded in 2013. Their team of fewer than 10 offers branding, UX/UI design, custom software development, and web and mobile app development services.

Fulcrum is a development company based in Kyiv, Ukraine. Founded in 2018, they work primarily with midmarket businesses in the business services, consumer products, and gaming industries. With 18 team members, their services include custom software, web, and mobile app development.

Slingshot is a software and app development company headquartered in Louisville, Ky. They were founded in 2005, and they have a team of over 25 people. The company mainly provides custom mobile app development, software development, and UX/UI design services.
 

Varfaj builds mobile apps and E-Commerce experiences for bluechip startups and world-class companies such as Mark Cuban Companies, JLo Beauty, and Olaplex. Our team specializes in taking ideas from UX conceptualization through UI design to development and post-launch support. Since inception in 2018, Varfaj has reshaped the agency world by developing over 100 projects, becoming a Shopify Plus Partner, and being named a Top 1000 Global Company in 2022.

Our services:

• Product Ideation: Scoping Sessions, Product Development Process, MVP Definition
• Product Design: UX/UI Design, Prototyping
• Product Development: iOS and Android Development, Web, and Backend Development
• Product Improvement: Code Audit, UX Audit, Ongoing Maintenance

Our tech stack:

• Front & Back End: React, Vue.js, Next.JS, Node, Python, Rails, Django
• Mobile: React Native, Flutter
• Systems: AWS, Heroku, Firebase, Netlify, Contentful, Stream, Sendgrid

Why us?

• Highly Process Oriented. We implement our battle-tested processes and empower you with comprehensive statements of processes.
   
• Technical Excellency. Our agile engineering team draws on experience from Coinbase, Sophialabs, Metamask, and more. This ensures that your project is developed by best in class engineers.
   
• Full Transparency. We pride ourselves on providing clear, transparent communication. Our project managers leverage shared Slack, Asana, Gantt, and Dropbox instances so that you know exactly where your project is at any time.
   
• Partner & Advisor. We are a true partner you can rely on. You can expect us to bring the same level of strategy and energy that you bring to your business.

Pacific Codeline LLC, a web development company, is in San Clemente, California. The small team focuses on web development, custom software development, mobile app development, Artificial Intelligence, and more and was established in 2021.

Located in Portland, Ore., AltSource Software is a technology consultancy and development house with a team of over 150. Since 2004, they've specialized in custom software development as well as enterprise app modernization, working primarily with midmarket businesses and enterprises.

BRAND POWER is a creative digital agency with headquarters in Sligo, Ireland, and another office in Dublin. Founded in 2017, the team of 7 specializes in e-commerce development, web development, UX/UI design, and digital strategy. They primarily service small–midmarket businesses.

Full Cortex is a full-service growth agency with over 10 employees based out of Wellesley, Mass. They've been taking care of small business needs since 2016 for clients in consumer products, healthcare, and IT industries, among others. Their main services include digital and marketing strategy, mobile and app marketing, and web design and development. 

My Web Programmer is a full-service software agency founded in 2008. Based in Atlanta, the team of less than 50 specializes in web development, custom software development, and web design. They mainly serve small business and midmarket clients in the automotive, advertising and marketing, and consumer products and services industries. 

Code/+/Trust is a software agency based in Mt. Pleasant, S.C., and founded in 2018. Their team of no more than 50 specializes in mobile app development, custom software development, and UX/UI design services for small and mid-market businesses.

SolutionBuilt is a website and mobile app development company founded in 2004. They are based in Atlanta, with an office in Marietta, Ga. The team of 8 specializes in mobile app development, SEO, and web design. 

Technbrains is a mobile & app marketing company. Their midsize team is headquartered in New York, New York. The company specializes in mobile & app marketing, custom software development, ux/ui design, web design, and more.

Seven Hills Technology is a software development company based in Cincinnati, Ohio. The small agency was founded in 2015. Their team offers custom software development, ux/ui design, IoT development, mobile app development, and more.

A digital marketer based in San Francisco, Randy McCabe offers SEO, PPC, and digital strategy services. They were founded in 2018.

Metal Toad is an AWS consulting partner based in Beverly Hills, Calif., with offices in Portland, Ore. and Pasadena, Calif. The company, founded in 2003, has more than 25 employees who provide, among others, cloud consulting & SI, IT managed services, and custom software development services to the media & entertainment, manufacturing, and automotive industries.

Headquartered in Wichita, Kan. Flint Hills Group is a software development shop composed of more than 40 experienced software engineers and founded in 2016. They also have a team in Camarillo, Calif and provide a variety of development services, such as software, mobile app, and artificial intelligence for mid-market and small business clients in the IT and manufacturing industries. 

The Gnar Company, Inc. is a computer software company based in Boston and founded in 2015. Their team of around 15 provides a variety of services including custom software, mobile app, and web development. They often partner mid-sized and enterprise businesses in a large number of sectors.