Top 100 iPhone Applications Development Companies in Illinois
The Best of December 2025Looking for a top iOS app agency in Illinois?
iPhone developers are crucial for engaging the U.S. market. Finding the best one to develop your app, though, is challenging.
To assist you in your search for a partner, we’ve compiled this list of the top iphone applications development companies in Illinois. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Illinois iOS App Developers
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151$25,000+250 - 999 employeesOak Brook, ILSenecaGlobal is a custom software development firm. They are based in Oak Brook, Illinois; Hyderabad, India and Nashville, Tennessee and have a midsize team. The firm specializes in Custom Software Development, Enterprise App Modernization, Artificial Intelligence, AI Consulting, and more.Read More
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152$25,000+50 - 249 employeesChicago, ILSynergy Labs is an app development company. The midsize Hollywood, Florida-based agency was launched in 2020. Their services include Mobile App Development, Custom Software Development, Artificial Intelligence, Generative AI, and more.Read More
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153Undisclosed50 - 249 employeesLincoln, ILEstablished in 2023, The App Vortex is a website development company. The team offers Web Development and Mobile App Development.Read More
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154$5,000+10 - 49 employeesDowners Grove, ILProfusion Systems is a Downers Grove, Illinois-based software development company. The small company was established in 2012. Their team specializes in Custom Software Development, Mobile App Development, cloud consulting & SI, E-Commerce Development, and more.Read More
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AramarkIndustries
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155$10,000+250 - 999 employeesChicago, ILSoftura is a midsize Farmington Hills, Michigan-based Application Management & Support company. Their services include Application Management & Support and Enterprise App Modernization.Read More
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156Undisclosed250 - 999 employeesSalt Lake City, UTTrango Tech is a mobile app development company launched in 2003. The midsize team specializes in Mobile App Development, Custom Software Development, Web Development, Wearable App Development, and more. The company is headquartered in San Jose, California; Dubai, United Arab Emirates; Riyadh, Saudi Arabia and Salt Lake City, Utah.Read More
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157$10,000+250 - 999 employeesSchaumburg, ILIn Schaumburg, Illinois and Chennai, India, Ameex Technologies Corp. Is a custom software development company. They provide Custom Software Development, IT managed services, Mobile App Development, Web Development, and more and were founded in 2007.Read More
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158$5,000+10 - 49 employeesGlenview, ILObvious Ridge Route LLC is a small website development firm founded in 2013. Their services include Web Development and Custom Software Development.Read More
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159$10,000+250 - 999 employeesChicago, ILMoon Technolabs is a midsize custom software development firm. Headquartered in Chicago, Illinois; Ahmedabad, India and Pflugerville, Texas, the firm was established in 2009. Their team offers Custom Software Development, Artificial Intelligence, Mobile App Development, IoT development, and more.Read More
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Siemens ZeroEyes Freelap LCBOIndustries
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160$25,000+10 - 49 employeesChicago, ILRead More
Staffing company nexus IT group is headquartered in Overland Park, Kansas; Atlanta, Georgia; Austin, Texas and Boston, Massachusetts. The small agency was established in 2010. Their services include Staffing, IT staff augmentation, and Recruiting.
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161Undisclosed10 - 49 employeesStreamwood, ILSyostan is a Karachi, Pakistan-based branding company. The agency focuses on branding, digital strategy, social media marketing, pay per click, and more and is small.The agency was founded in 2024.Read More
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162Undisclosed2 - 9 employeesChicago, ILKaJ Labs - Chicago App Development Company is a small Chicago, Illinois-based IoT development and mobile application development firm. The team provides IoT development and Mobile App Development.Read More
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163$5,000+50 - 249 employeesChicago, ILWeb design agency UPQODE was launched in 2015. They are based in Nashville, Tennessee; New York, New York; Tampa, Florida and Seattle, Washington and have a midsize team. UPQODE focuses on Web Design, Web Development, UX/UI Design, Custom Software Development, and more.Read More
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Gracenote - Entertainment ProvidersIndustries
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164$50,000+50 - 249 employeesFrisco, TXFounded in 2008, Five Pack is a mobile application development company. Their midsize team is in Frisco, Texas; St. Louis, Missouri; Dallas, Texas and Austin, Texas and focuses on Mobile App Development, IT staff augmentation, Custom Software Development, Web Development, and more.Read More
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American AirlinesIndustries
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165$10,000+10 - 49 employeesChicago, ILAltRecipe, a website development company, was launched in 2015. The team specializes in Web Development and Blockchain.Read More
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Vodafone Children's ClubIndustries
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166Undisclosed2 - 9 employeesRockford, ILSmall application development firm Bucey Software, is in Rockford, Illinois. The team provides Mobile App Development and Search Engine Optimization.Read More
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167$1,000+50 - 249 employeesChicago, ILEstablished in 2011, UniSoftwares is a SEO services firm. The agency provides Search Engine Optimization and Pay Per Click, and is midsize.Read More
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168Undisclosed10 - 49 employeesItasca, ILIConnect Technologies is a custom software development firm. The Itasca, Illinois-based agency was founded in 2007. Their services include Custom Software Development and Mobile App Development.Read More
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169$50,000+1,000 - 9,999 employeesChicago, IL10Pearls is a custom software development company located in Vienna, Virginia; Medellín, Colombia; New York, New York and San Rafael de Escazú, Costa Rica. The large firm was established in 2004. Their services include Custom Software Development, Mobile App Development, Artificial Intelligence, cloud consulting & SI, and more.Read More
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HughesNetIndustries
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170Undisclosed2 - 9 employeesDowners Grove, ILSmall custom software development firm O'Neil Communications, Inc., is headquartered in Downers Grove, Illinois. The team focuses on Custom Software Development and Mobile App Development.Read More
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171Undisclosed2 - 9 employeesChicago, ILBased in Chicago, Illinois, DoTEnvY is a small software development firm. Their services include Custom Software Development and Mobile App Development.Read More
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172$5,000+50 - 249 employeesNaperville, ILGenix Technologies is a website development firm founded in 2010. Their services include Web Development and Custom Software Development.Read More
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173$5,000+1,000 - 9,999 employeesSan Jose, CARead More
ExpertsFromIndia is a development company based in San Jose, Calif. They were founded in 2003 and have a team of around 800 employees. They primarily provide custom software development and SEO.
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eBayIndustries
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174Undisclosed10 - 49 employeesChicago, ILAR/VR development company Fanisko is in Chicago, Illinois. They provide AR/VR development and Blockchain.Read More
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175$25,000+1,000 - 9,999 employeesChicago, ILSimform is a cloud consulting & SI company. They are headquartered in Orlando, Florida; Los Angeles, California; Chicago, Illinois and San Francisco, California and have a large team that specializes in cloud consulting & SI, Custom Software Development, Mobile App Development, Artificial Intelligence, and more. The agency was established in 2010.Read More
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RedbullIndustries
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176$50,000+250 - 999 employeesSchaumburg, ILRead More
WEZOM is a custom software development company founded in 1999. The midsize team provides Custom Software Development, IT managed services, Mobile App Development, Artificial Intelligence, and more. The firm is headquartered in Schaumburg, Illinois; Mykolaiv, Ukraine; Kyiv, Ukraine and Kherson, Ukraine.
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AptivIndustries
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177$1,000+250 - 999 employeesArlington Heights, ILSoftware development firm Kriyan Infotech is based in Irving, Texas and Ahmedabad, India. The team offers Custom Software Development and Mobile App Development.Read More
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178$50,000+10 - 49 employeesWashington, DCAtomic Build is a software development firm launched in 2021. The team offers Custom Software Development and Mobile App Development.Read More
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179Undisclosed250 - 999 employeesChicago, ILRead More
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.
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VontoIndustries
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180$1,000+1,000 - 9,999 employeesSingapore, SingaporeFounded in 2016, Probey Services is a web design company. They are based in London, England; New York, New York; Noida, India and Toronto, Canada and have a large team. The agency provides Web Design, Web Development, Mobile App Development, and Custom Software Development.Read More
Industries
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