Top Illinois App Development Startups (35)

Orthogonal develops Software as a Medical Device (SaMD), digital therapeutics (DTx) and other types of connected medical devices. Our industry-leading experience enables the rapid development, launch and continuous improvement of connected and compliant products – and we offer this innovative approach to our clients so that they can build their own SaMD product development workflows.

We are building a faith-based meditation app. Think Headspace or Calm, but for prayer & catholic spirituality. We believe that we're all looking for peace, and that there is no surer way to find it than by learning to sit in silence with God: “Come to me, all you that are weary and are carrying heavy burdens, and I will...

Our story started by wanting to solve a problem. Founded in 2015, Campspot was created to bring a modern booking experience to the camping industry. At that time, nearly half the campgrounds in the US were not taking reservations online and we believed we could help more people experience the great outdoors if we brought a modern solution to this problem....

Mode Mobile is the creator of EarnOS, a transformational software that turns ordinary smartphones into "EarnPhones". This innovation empowers users globally to monetize everyday mobile activities such as streaming, gaming, shopping, etc. We enable users to profit from their data and attention, rather than letting only tech giants benefit. What sets us apart is our inclusive approach - converting users...

Since 1998, i.c.stars has been running an intensive 16-week technology and leadership bootcamp to break the cycle of oppression for inner-city adults. Our project based learning approach - rooted in systems thinking and problem solving - is core to how we develop Technology and Community Leaders. Our programs transform lives and strengthen communities. Our graduates’ earnings increase average is 300%,...

Our co-located, U.S.-based team works with executives to improve their bottom line by delivering new products, enhancing existing products, modernizing legacy products, and integrating AI into their software systems. Atomic is an employee-owned company with offices in Grand Rapids, Ann Arbor, Chicago, and Raleigh-Durham.

Blacksmith Agency is a full-service agency, focuses on offering its services within web designing, wireframing and content creation.

SonarMD was founded on the belief that there had to be a better way to gain control and get ahead of both the debilitating disease and skyrocketing costs. Enabling early intervention and management by enhancing the level of care offered through providers. SonarMD is the leading, value-based care coordination solution for complex chronic GI diseases. Our longitudinal, high-engagement platform makes it...

Replient’s rich history of delivering innovative solutions means we are ready and able to support your business goals through custom software design and development. Our mission is to push the boundaries of technology and provide valuable software solutions to our clients, and quality, collaboration, and customer satisfaction are at the helm of every project.

Matching business objectives and requirements with technology strategies, Xcelacore’s focus is the design and implementation of technology solutions that drive businesses forward. Our team of leaders provides a unique blend of business, technology, and marketing expertise that helps our clients navigate technology investments and implementation, increase ROI, and sustainability. Our services range from solutions and system architecture to custom application development,...

PopArt Studio is a full-service digital agency that specializes in web design, web development, graphic design, and SEO optimization. Our core mission is to help businesses create a strong online presence by delivering cutting-edge digital solutions tailored to their unique needs. Since 2009, we’ve worked with clients across 65 countries, ranging from startups to global brands, providing services that enhance...

enterN is transforming the early-career hiring process by eliminating the biases embedded in traditional resume-based recruiting. By shifting the focus to verified skills and cultural fit, enterN provides a more equitable and effective way for employers to identify top talent among college students, recent graduates, and entry-level job seekers. Resumes introduce significant opportunities for implicit bias before the hiring process even...

Benmore Technologies is a Chicago-based software consulting and development firm that partners with founders, startups, and SMBs to design, build, and launch custom software products. We specialize in zero-to-one development, helping clients go from idea to MVP through a structured discovery process, clear technical architecture, and hands-on implementation. Our team works across web, mobile, AI/LLM, and cloud systems, using modern stacks...

Corterra Solutions designs, develops, and manages enterprise solutions and transformative business applications so you can focus on meaningful work that drives success. In other words, we give you the freedom and clarity of knowing that your technology works the way it should.

TechGropse is the world’s leading digital solution provider, with its headquarters in Atlanta, we also have branches in Chicago, Houston, Dallas, Los Angeles, San Francisco, New York City. Our dream is to provide all the possible and latest solutions to small businesses and enterprises. As a leading leader in the field, we have redefined digital possibilities for nearly a decade...

Founded in 2000, Method Engine has always focused on the intersection of marketing, business performance and the use of technology to meet the goals of our clients and needs of their customers. In support, we offer expertise in Strategy & Research, Interactive Design & Development, Digital Advertising (SEM, SEO, Display), Branding & Design

Debut Infotech is a full-service app and software development company that leverages cutting-edge technologies to deliver customized solutions. Utilizing the latest tech trends the team engineered captivating and user-friendly web applications. Our mission is to fuel business success, catering to startups and enterprises alike. From the year 2011 onward, our expertise has been at the forefront of steering startups, small to...

SPR is a tech consultancy that builds AI-powered software designed to set businesses apart. Specializing in enterprise systems, we help improve customer experience, increase efficiency, and power revenue growth. We integrate AI into existing apps and build new workflows with intelligent agents. With over 50 years of experience and a foundation in custom software development and cloud and data-driven delivery,...

Cultivate is a leading branding agency that crafts impactful brands, creative tools, websites, and apps. Based in Chicago, Illinois and Bozeman, Montana, our mission to build brands that truly matter. Our capabilities include: Brand strategy + design Website design + development App design + development Photography Video production Creative marketing

Sprocket Sports is a rapidly growing technology company based in Chicago that is quickly emerging as a national leader in the youth sports marketplace. Our software and services help clubs streamline operations, reduce expenses and accelerate growth – freeing them up from the business of running a club so they can focus on what really matters: kids playing sports!