All Web App Development Companies in Chicago
Simpalm | Digital Product Development Company
5(27 reviews)Creating custom app, web and AI solutions
Highly recommendedSimpalm is a leading digital product development company in the USA, specializing in UI/UX design, mobile app development, web development, AI solutions, and SaaS platforms. With offices in Maryland, Chicago and New York, we’ve been building transformative digital solutions for startups, established companies, and nonprofits. Our digital solutions have solved challenges for healthcare, financial services, construction, education, IoT, charities, associations and SaaS industry. Our team of experienced project managers, designers, developers, and testers combines creativity with cutting-edge technology to turn ideas into high-performing apps, websites, and AI-driven systems. We focus on delivering products that enhance efficiency, scalability, and user experience — helping organizations grow faster in today’s digital-first world. With over 400+ successful deployments, Simpalm has become a trusted partner for businesses looking to design, develop, and scale their digital products. Beyond development, we offer continuous support and maintenance to ensure your solution remains secure and future-ready. Our Main Services: Discovery and Design : Define requirements, create wireframes, and design visually engaging UI/UX for your app or website. Custom App Development : Build AI-powered mobile apps using React Native, Swift, Kotlin, and Flutter. Website Design and Development : Craft CMS-based websites in WordPress, Drupal, or Hubspot CMS to represent your brand or organization effectively. Web and SaaS Applications : Develop scalable SaaS or web portals using React, Node.js, .NET, and Python. AI Strategy and Development : Create tailored AI strategies, chatbots, and automation workflows that empower your business. Support and Maintenance : End-to-end technical support to keep your products performing seamlessly.7 works in Web ApplicationLocated in Chicago, United States (+4)From €10,000 for Web ApplicationWorked in Home Services (+7)Speaks English51-200 membersPlavno
5(16 reviews)AI-First Software Company: Secure Agents, Voice Assistants, and Scalable Cloud.
Top awardedPlavno is a premier software development house with over 20 years of experience and a highly qualified team of experts in your industry. Fully-fledged teams of specialists cover each stage of product creation , from product management and analysis to design, development, testing, and ongoing support. We have a unique advantage , our pre-formed full teams work exclusively on products in their specific domains, such as Healthcare, E-Learning, FinTech, Travel & Hospitality, Fleet management and more. We can help you with: ✔ Web Development ✔ Mobile App Development ✔ CRM/CMS/SaaS Development ✔ Chat and Chatbot Development ✔ Web3 / DeFi / DAO / Smart contract ✔ WebRTC Stop struggling with bloated budgets and slow time-to-market. At Plavno, our fully-fledged team provides cost-effective and streamlined solutions that minimize technical debt and maximize your product's potential. With end-to-end support and a proven track record in the SAFe Scaled Agile Framework, we're the partner you need to succeed. LET’S CONNECT Let us help you choose the best path forward to deliver the perfect solution: Admin@plavno.io23 works in Web ApplicationLocated in Alexandria, United States (+2)From €10,000 for Web ApplicationWorked in Banking & Financials (+19)Speaks English, French(+2)51-200 membersArtVersion
5(2 reviews)We Design Experiences®
Top awardedArtVersion is a full-service creative agency recognized for its expertise in design, branding, and user experience. We specialize in web design, graphic design, user interface (UI) and user experience (UX) design, as well as branding and visual identity. Our team collaborates with organizations of all sizes — from emerging startups to Fortune 500 companies — delivering tailored solutions that elevate brand visibility and engagement through compelling visuals and intuitive design. With a focus on visual communication, ArtVersion creates impactful designs that resonate with audiences and advance business objectives. Our experienced designers, developers, and strategists combine aesthetic precision with functional excellence, ensuring every project is visually distinctive, strategically grounded, and purpose-driven. Agency Capabilities: • Web Design & Development • UI & UX Design • Branding Design & Strategy • Graphic Design & Visual Communication • Motion Graphics & Interactive Media • Product Launch & Go-to-Market Strategies • Content Strategy & Development • Marketing & Corporate Collateral • AI Integrations & Experience Optimization Industries Served: We partner with organizations across a broad range of sectors, helping brands translate complex ideas into clear, engaging experiences. Our cross-industry expertise allows us to design for unique audiences while maintaining scalability, accessibility, and measurable impact. Industries include: • Healthcare & Life Sciences • Automotive & Transportation • Financial Services & Insurance • Technology & Software • SaaS & Digital Platforms • Architecture, Engineering & Design • Fashion, Retail & Luxury • Sports, Fitness & Lifestyle • Non-Profit & Mission-Driven Organizations • Education, Government & Public Sector • Industrial, Manufacturing & B2B • Franchise & Multi-Location Businesses • Arts, Culture & Foundations5 works in Web ApplicationLocated in Chicago, United States (+1)From €20,000 for Web ApplicationWorked in Art & Handcraft (+6)Speaks English51-200 membersMythicDev Technologies
5(8 reviews)Building Smart Digital Solutions for Growing Businesses
Highly recommendedMythicDev Technologies is an IT solutions company specializing in web design, web development, and custom software development for businesses worldwide. We help startups, small businesses, and growing brands build modern, scalable digital products including responsive websites, web applications, mobile solutions, and tailored software systems. Our expertise covers UX/UI design, API development, SEO optimization, and emerging technologies such as AI and blockchain solutions. At MythicDev Technologies, we are committed to delivering innovative, reliable, and cost effective digital solutions that help our clients grow and succeed online.Looking for work in Web ApplicationLocated in Chicago, United StatesFrom €1,000 for Web ApplicationWorked in Education (+1)Speaks English, Arabic(+6)11-50 membersDebut Infotech
5(9 reviews)Results, Not Promises
Highly recommendedDebut Infotech is an AI-augmented blockchain and software development company helping organizations across financial services, healthcare, supply chain, and digital platforms build systems that perform reliably in complex, regulated environments. Founded in 2011 and blockchain-native since 2015, the company brings engineering discipline and technology depth to enterprises moving from fragmented pilots to production-grade systems. With delivery centers across the USA, UK, Canada, and India, Debut Infotech combines regional market understanding with globally distributed engineering capability — enabling clients to move with speed, consistency, and governance. Service areas: Artificial intelligence and generative AI — Enterprise LLM integration, AI agent development, retrieval-augmented generation (RAG) pipelines, predictive analytics, computer vision, and intelligent process automation embedded at the system architecture level. Blockchain and Web3 development — Smart contract engineering, DeFi protocol development, real world asset (RWA) tokenization, cryptocurrency exchange infrastructure, and enterprise blockchain on Hyperledger Fabric and Corda. Mobile application development — Native iOS, Android, and cross-platform applications (React Native, Flutter) architected for AI integration, enterprise-grade security, and sustained performance under production load. Web and software development — Full-stack web platforms, SaaS products, and enterprise software systems engineered API-first, designed for long-term maintainability and organizational scale Proven Delivery: $62M+ raised across client platforms including Ifinca, IntegraLedger, Everledger, and TĒM 90% customer success score across enterprise engagements 15 years of enterprise software delivery Fortune 500 clients and high-growth startups across 25+ industry verticals 50–249 engineers spanning AI, blockchain, and software disciplines12 works in Web ApplicationLocated in Chandigarh, India (+2)From €10,000 for Web ApplicationWorked in Others (+11)Speaks English51-200 memberseComStreet
(0 review)eComStreet has the talent and experience to develop, manage and implement your next technology project.
eComStreet is a global company specializing in software design and development, and offers a wide array of marketing services. We take great pride in creating high quality solutions that meet or exceed our customers’ expectations. Here at eComStreet, our mission is to help every business connect to their target audiences in the most effective way possible. We do this through the design, development and deployment of custom tech solutions, specializing in mobile app development on every platform. Working with top companies like Barchart.com and The Warranty Group who want to make a significant impact through technology, we do much more than just deliver the latest tech. As a full service IT company, we are able to integrate smoothly into your organization to meet your exact needs and bring your full vision to life. In addition to custom mobile application development, our team is highly experienced in AWS, Full Stack Development, Business Intelligence, Automation, Quality Assurance, and all other software development and professional information technology services. Headquartered in Chicago, with multiple offices in the United States and globally, our robust team will work directly with you to tackle your needs and build the powerful software solutions that will take your operations to the next level.Looking for work in Web ApplicationLocated in Chicago, United StatesFrom €1,000 for Web ApplicationWorked in Software & Computer ServicesSpeaks English51-200 membersInstinctools
5(10 reviews)Your AI-powered Engineering Partner
Top awardedMeet *instinctools - a global AI-powered software engineering company with over 25 years of experience. We help both SMBs and Enterprises build robust, scalable software solutions that excel in functionality and design. Our core services include: Agentic AI enablement Custom software development enhanced by deep AI expertise Digital product engineering Business process automation Legacy system modernization Advanced data analytics and visualization Cloud infrastructure and DevSecOps Headquartered in the USA (Maryland) and Europe (Germany), *instinctools offers convenient locations for meeting and collaborating directly with our clients. We have development centers in Poland, LATAM, India, and Kazakhstan that combine global expertise with a strong price-quality balance to ensure exceptional results across time zones. Our work is backed by ISO-certified quality standards, strategic partnerships with leading tech platform, and a long-standing commitment to engineering excellence. Instinctools holds a broad portfolio of regional and industry-specific certifications, including CIR, HIPAA, and other compliance frameworks required for regulated markets. The 2025 Annual Customer Satisfaction Index is 9.1 out of 10.3 works in Web ApplicationLocated in Potomac, United States (+4)From €10,000 for Web ApplicationWorked in Construction (+10)Speaks English, German(+1)201-500 membersCeladonsoft
5(7 reviews)Scalable systems for complex business operations — delivered with clarity and predictability.
We help growing and established companies turn complex software initiatives into clear, scalable, and well‑managed systems. Our job is more than just software design and development — our job is taking care of your success. We don't jump straight into development. We start with discovery, solution design, and business analysis to define scope, architecture, integrations, and priorities before a single line of code is written. This is how we reduce delivery risk and protect your budget. We focus on three solution domains: 1. Custom Business Systems & Operational Platforms 2. Mobile Products for Customers and Operations 3. AI‑Enabled Business Workflows (AI under senior engineering control) Our strongest industry experience is in Food & Beverage, Real Estate, and FinTech — with growing expertise in iGaming, EdTech, and Travel Tech. Why companies choose us: clarity before development, structured delivery with PM and QA, domain‑aware solutions, and AI‑accelerated senior engineering. We work best with growing mid‑market companies, multi‑location businesses, and organisations that have outgrown spreadsheets or disconnected tools. We work as an extension of your business, in tight communication and total transparency — so there's no waste of time on back‑and‑forth. Start with a Solution Discovery call – to clarify scope, architecture, and the right path before any build commitment.31 works in Web ApplicationLocated in Tuckahoe, United States (+3)From €10,000 for Web ApplicationWorked in Food (+23)Speaks English, German(+2)51-200 membersSWC Partnership - part of the global UP Group
4.9(17 reviews)The local agency with a global reach.
Top awarded🇬🇧 Welcome to SWC Partnership. We develop marketing strategies and campaigns to accelerate your sales and brand awareness . SWC is a full service marketing agency that works as an extension of your team . We deliver brand strategy , integrated marketing plans , creative concepts , creative production , transcreation, media planning/buying and campaign reporting . Our services are designed to be integrated into your existing infrastructure, either as a full service partner or for a specific discipline. Our expert teams are highly experienced in working across both B2B and B2C industries; whilst delivering international , national and local marketing solutions. We’re passionate about making a commercial difference to our clients and provide measurable and accountable marketing that drives ROI . We are headquartered in the UK and operate across Europe, with a special focus on the DACH region. We are an agile team of specialists and part of UP, THERE EVERYWHERE , the first global cloud based agency . Headquartered in Stockholm, Sweden , with a further 15 bases including Hamburg , Helsinki , London , New York , Dubai , Shanghai , Switzerland , Amsterdam and Palma among others. We offer a global agency solution whilst connecting you with teams locally . Providing local insight and appreciation of country nuances, we can plan, produce and deliver your international marketing programmes in each of your targeted countries and territories, as if you would in your home market. Through multilingual marketing managers and transcreation experts , we ensure your international sales & marketing is a success . Visit our website to find out more and contact us to discuss your requirements. www.swcpartnership.com Specialist petcare marketing: petcare.swcpartnership.com Specialist tech/manufacturing marketing: tech.swcpartnership.comLooking for work in Web ApplicationLocated in Greater London, United Kingdom (+5)Budget on requestWorked in Technology Hardware & Equipment (+14)Speaks English, Chinese(+8)11-50 membersDot Com Development
5(10 reviews)Building smarter digital products that launch faster and perform better.
Top awardedDot Com Development is a full-service Web, Mobile, Cloud, and AI development company delivering high-performance digital solutions for startups, SMBs, and enterprise clients. Since 2004, the company has specialized in transforming complex business challenges into intuitive, scalable, and secure applications that drive real results. With a business-focused approach and a proven record of on-time, on-budget delivery, Dot Com Development combines technical expertise with strong UX, product strategy, and long-term support to ensure every project succeeds beyond launch. Dot Com Development gets digital products to market up to 50% faster than competing firms, reduces development costs by as much as 40%, and delivers user experiences that generate 5x more user engagement. Our services include: ✅ Strategic Planning and Consulting ✅ UX/UI Design ✅ Prototyping and POC's ✅ Web Application Development ✅ Website Design and Development ✅ Mobile Application Development ✅ Artificial Intelligence Development ✅ eCommerce Development ✅ API Development and Integration ✅ Data and Analytics ✅ Cloud Development ✅ CRM / ERP Development ✅ DevOps / Cloud Services ✅ Support and Maintenance10 works in Web ApplicationLocated in Scottsdale, United StatesFrom €10,000 for Web ApplicationWorked in Industrial Goods & Services (+11)Speaks English11-50 membersELEKS
5(1 review)Your trusted partner for guaranteed software delivery
Top awardedELEKS is your trusted partner for guaranteed software delivery. Combining over 30 years of industry insight with cutting-edge AI technology, we help businesses worldwide deliver their unique software vision through bespoke full-cycle solutions.3 works in Web ApplicationLocated in Chicago, United States (+14)From €20,000 for Web ApplicationWorked in Energy & Oil (+10)Speaks English, German(+1)1001-5000 membersFlowentra Inc.
(0 review)travel, cheap
Flowentra AI is a US‑based travel assistant that plans, books, and supports your trips in seconds. Message like you would a friend and watch your itinerary come to life.1 work in Web ApplicationLocated in Chicago, United StatesFrom €1,000 for Web ApplicationWorked in FoodSpeaks English11-50 membersFuzionDev LLC
5(10 reviews)Custom AI, Web & Mobile Software Built to Scale
Highly recommendedFuzionDev LLC is a custom software development company helping startups, growing businesses, and established organizations transform ideas into secure, scalable, and high-performing digital products. We specialize in artificial intelligence solutions, web and mobile application development, SaaS platforms, workflow automation, API integrations, cloud infrastructure, and UI/UX design. Our team supports the complete product lifecycle—from discovery, strategy, and architecture to development, testing, deployment, optimization, and ongoing maintenance. We build AI agents, chatbots, RAG systems, marketplaces, booking platforms, CRM and ERP solutions, customer portals, dashboards, e-commerce systems, and other custom business applications. Our core technologies include Next.js, Node.js, TypeScript, Python, React Native, PostgreSQL, AWS, Docker, OpenAI, Claude, and Gemini. Clients choose FuzionDev LLC for clear communication, transparent delivery, practical technical guidance, and dependable long-term support. Whether you are validating an MVP, modernizing an existing platform, automating business processes, or launching an AI-powered product, we turn your goals into reliable software designed to deliver measurable value and support future growth.10 works in Web ApplicationLocated in Sheridan, United StatesFrom €3,000 for Web ApplicationWorked in E-commerce (+9)Speaks English11-50 membersHalo Lab
5(12 reviews)Transforming your product idea into reality through custom design-driven development.
Highly recommendedTop awardedHalo Lab is an award-winning custom web app design and development company ⭐ Our team offers reliable, customized, and user-friendly solutions for your business. We transform your product ideas into reality with our expert, design-driven development approach. Let us bring your vision to life with our innovative and tailored services. WE ARE YOUR PARTNER IN: ✅ Enhancing user experiences with UI/UX design. ✅ Building your brand identity. ✅ Growing your online presence with website development. ✅ Creating smooth digital experiences with full-cycle web app development. ✅ Ensuring top-notch quality with QA. ✅ Boosting growth and visibility with SEO & marketing support. Let’s create your star with us.4 works in Web ApplicationLocated in Dubai, United Arab Emirates (+4)From €10,000 for Web ApplicationWorked in Others (+18)Speaks English51-200 membersHristov Development
(0 review)Hristov Development — Custom Software & AI Solutions for Startups and Growing Tech Companies
Hristov Development is a nearshore software development company based in Mexico, specializing in custom software solutions, web and mobile app development, and AI integrations. We help startups and mid-sized businesses in the U.S. scale efficiently through agile development, innovative prototypes, and long-term product support. Our experienced development team delivers fast, flexible, and cost-effective software tailored to your business goals. Whether you're building an MVP, automating processes, or launching a full-scale SaaS platform, our team is here to help you grow.Looking for work in Web ApplicationLocated in Chicago, United StatesFrom €1,000 for Web ApplicationWorked in Hospitals & Healthcare (+1)Speaks English11-50 membersChudovo OÜ
5(21 reviews)Complex Systems Implementation
Highly recommendedTop awardedChudovo is a custom software development company, focused on complex systems implementation. Customers rely on our expertise, appreciate transparency in time, budget, visibility of work progress, and our assistance in achieving their business objectives with high-quality solutions. Our teams follow best development practices and methodologies and apply their experience in such industries as healthcare, finance, e-commerce, logistics, telecommunications, and others. In our portfolio, we have over 190 successfully implemented web, mobile, desktop, cloud, embedded, and AI projects. With our commitment to innovation, we bring together cutting-edge technologies, visionary strategies, and creative minds to breathe life into your visions and ideas.31 works in Web ApplicationLocated in Castrop-Rauxel, Germany (+4)From €5,000 for Web ApplicationWorked in Hospitals & Healthcare (+19)Speaks English, German(+2)51-200 membersM TECHUB LLC
5(10 reviews)AI, Mobile App & Software Development Company
Highly recommendedTop awardedM TECHUB LLC is a US-based AI development, mobile app development, custom software development, and IT staff augmentation company. We help startups, SaaS companies, and enterprises build scalable digital products, automate business processes, and extend their engineering teams. Our AI development services include AI agents, AI chatbots, generative AI applications, RAG systems, voice assistants, workflow automation, and OpenAI API integrations. Our engineers work with Python, FastAPI, LangChain, LlamaIndex, vector databases, and leading large language models. We design and develop mobile applications for iOS and Android using React Native, Flutter, Swift, Kotlin, Firebase, and cloud technologies. Our mobile development experience covers fintech, healthcare, real estate, logistics, eCommerce, education, fitness, social networking, and SaaS platforms. Our custom software development team builds SaaS applications, enterprise software, web platforms, marketplaces, dashboards, APIs, CRM systems, and cloud-based business solutions using React.js, Next.js, Node.js, TypeScript, PostgreSQL, MongoDB, AWS, and Google Cloud. Through our IT staff augmentation services, companies can hire dedicated AI engineers, mobile developers, full-stack developers, DevOps engineers, QA specialists, UI/UX designers, and project managers. We offer flexible full-time, part-time, and dedicated-team engagement models. M TECHUB LLC provides complete product delivery, including strategy, UI/UX design, software architecture, development, testing, deployment, maintenance, and technical support. Our teams serve clients in the United States, United Kingdom, Canada, Europe, the Middle East, and other global markets.10 works in Web ApplicationLocated in Loudoun County, United States (+2)From €5,000 for Web ApplicationWorked in Banking & Financials (+7)Speaks English, Arabic(+3)51-200 membersHydepark Designs
(0 review)Digital Experiences for Modern Education
Hydepark Designs is a digital transformation agency helping education brands and modern businesses build stronger digital experiences. We create professional websites, LMS platforms, web and mobile applications, AI automation systems, branding, and digital marketing solutions. Our education-focused work supports schools, colleges, universities, academies, training institutes, course creators, and EdTech companies. We help them improve their digital presence, simplify student inquiries, support admissions, and create better online learning experiences. Our services include educational websites, LMS development, student portals, parent portals, admissions systems, mobile apps, AI chatbots, CRM automation, SEO, paid advertising, social media marketing, branding, and creative design. Every project starts with understanding the client’s goals, audience, challenges, and required functionality. We focus on clean design, scalable technology, clear communication, and practical digital systems that help organizations attract, engage, and convert their audience. Whether a client needs a new website, a learning platform, an AI-powered workflow, or a complete digital growth strategy, Hydepark Designs delivers customized solutions built around real business and education needs.Looking for work in Web ApplicationLocated in Chicago, United StatesFrom €3,000 for Web ApplicationWorks in multiple industriesSpeaks English11-50 membersDelante SEO/SEM Agency
4.9(103 reviews)Delante: SEO, SEM & AI Search in one Search Agency - focused on results, growth, and business impact
Highly recommendedTop awardedDelante is an award-winning international Search Agency specializing in SEO, SEM, and AISO (AI Search Optimization). With offices in Kraków, New York, London, Italy, Spain, we support global brands across 29 global markets. Our +65 experts create tailored strategies focused on business impact - not vanity metrics . We know that marketing has to pay off. That’s why we track ROI, ROAS, and CAC to ensure our clients’ investments generate measurable growth. From increasing visibility to scaling international sales, our result-oriented and data-driven approach makes us the trusted partner behind the success of global e-commerce and B2B leaders. Our strategies have earned us recognition from Top International Awards, including: 🏆 Forbes Diamonds 2025 🏆 Deloitte Technology Fast 50 Europe 🏆 Financial Times FT1000 🏆 Google Premier Partner - Top 3% of Agencies Worldwide 🌍 🏆 Global Search Awards 2024 - SEO Agency of the Year 🏆 European Search Awards 2024 🏆 Global Agency Awards 2024 - Best B2B SEO Agency of the Year 🏆 Global Digital Excellence Awards 2024 More visits, more sales - let’s get you in the lead! Forward is our only direction - because Delante means Forward. It’s our can-do-attitiude mindset.Looking for work in Web ApplicationLocated in Kraków, Poland (+3)From €1,000 for Web ApplicationWorked in Clothing & Accessories (+8)Speaks English, Polish51-200 membersProbey Services
5(132 reviews)World’s #1 Rated & Reviewed App & Web Development Partner
Highly recommendedTop awardedWorld’s #1 Rated & Reviewed App & Web Development Partner , Probey Services is a renowned IT and digital solutions provider , powering innovation for startups, SMEs, and growing organizations worldwide. Headquartered in London, UK , with a strong presence in India and 11 global branches, we combine global reach with deep technical expertise. Our 320+ specialists have successfully delivered 1900+ projects over the last 10+ years , helping businesses scale with mobile app development, website design & development , enterprise software solutions, AI-powered digital marketing, branding, and social media management. We proudly serve 30+ industries including retail, e-commerce, healthcare, fintech, education, travel, logistics, luxury, and more. Probey Services is rated as the #1 Tech Partner globally on Clutch, GoodFirms, and Trustpilot , we stand out for our system-driven execution, advanced tech stack, and client-first approach. Our Services: We deliver end-to-end digital solutions that don’t just work, they win. Mobile Apps – iOS & Android (React Native, Flutter, Kotlin, Swift, Java). Websites – Fast, stunning, conversion-driven (Shopify, WordPress, Magento, Joomla, Wix, Umbraco). Custom Software – ERP, CRM, SaaS, and cloud platforms (React, Node.js, Angular, .NET, Python, PHP, Ruby, Java). Digital Marketing – AI-powered SEO, PPC, and performance campaigns (SEMrush, Ahrefs, Moz, Google Ads, Analytics). Branding – Logos, identity kits, merchandise, collaterals (Figma, Adobe Suite, CorelDRAW). Social Media – Strategy, UGC/CGC, influencer collabs (Instagram, LinkedIn, YouTube, Pinterest). Awards & Recognition: Proudly recognized worldwide: Top Mobile App Development Company – Clutch (2025) Best Web & Design Agency – DesignRush (2024) Global Leader – GoodFirms (2024) Top 10 IT Companies – G2 (2024) Excellence in Digital Innovation – AppFutura (2024) Clutch Global & Champion Badge (2023 & 2024 )5 works in Web ApplicationLocated in Noida, India (+4)From €700 for Web ApplicationWorked in E-commerce (+16)Speaks English, Dutch, Belgium(+5)201-500 members