All Web App Development Companies in Chicago
Plavno
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: sales@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 membersSimpalm | 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 membersOnePix LLC
5(3 reviews)Boutique development agency with strategic focus
OnePix is a web development studio working since 2018. We build and support online stores, custom web platforms, internal tools, AI-powered features and mobile apps. Main stack: WordPress and WooCommerce, Shopify, Laravel, React, Vue.js and React Native. We often take over complex existing projects: legacy code, ERP, CRM and payment integrations, slow sites. We work as a technical partner: we review the architecture, flag risks early and plan the work in stages. Many clients stay with us for long-term support. 300+ projects for clients in 36 countries. Calls in English. Documents and written communication in your language.10 works in Web ApplicationLocated in Miami, United StatesFrom €5,000 for Web ApplicationWorked in Entertainment & Events (+9)Speaks English, Dutch(+5)11-50 membersMind Studios
5(4 reviews)Long-Term Technology Partner for Growth-Stage and Mid-Market Companies
RecommendedFounded in 2013, Mind Studios is a custom software development company working with growth-stage and mid-market businesses across the US, UK, Europe, and MENA. The portfolio spans logistics platforms, real estate marketplaces, healthcare systems, and fitness ecosystems - operationally critical products built for companies where technology is central to how the business runs. The team engages at the architecture stage, before the critical decisions get locked in. Business analysis, technical scoping, and honest pushback on briefs that won't hold up at scale are standard. The goal from day one is a system that doesn't need to be rebuilt in two years. What distinguishes Mind Studios is what happens after launch. Scaling infrastructure, iterating on features, extending systems as the business grows - this is where most of the value gets built, and where long-term client relationships form. The average engagement runs over two and a half years. Many go considerably longer. 100+ specialists. 13 years in business. 70% client retention rate.5 works in Web ApplicationLocated in Dnepropetrovsk, Ukraine (+3)From €20,000 for Web ApplicationWorked in Logistics & Supply Chain (+5)Speaks English, Ukrainian51-200 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)AI-Augmented Product Engineering Company
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 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 Education (+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(+7)11-50 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 membersAppagentix
(0 review)Custom Mobile App, AI App & Agentic Software Development
Appagentix is a mobile app and AI product development company that helps startups, growing businesses, and large enterprises replace manual processes with software that scales. With offices and delivery teams across the USA, UAE, Saudi Arabia, Australia, Malaysia, Canada, and other regions, we support clients end to end, from discovery and UX design to launch and long-term support. What We Do Mobile App Development: Custom iOS and Android apps built with Swift and Kotlin, plus cross-platform apps with Flutter and React Native, designed for smooth performance and strong user retention. AI-Based Mobile Apps & Agentic Solutions: AI agents and intelligent automation for lead qualification, document extraction, customer support, and multi-step workflows, with audit logs so every action can be traced. Custom Software & System Integration: CRM, ERP, and e-invoicing platforms built around your own processes, with role-based access control, end-to-end encryption, and API integrations. Web & Cloud Development: Fast, search-friendly web applications on AWS, Google Cloud, and Azure, with CI/CD pipelines for reliable releases. App Modernization & Support: Phased upgrades of legacy systems with no service disruption, backed by continuous monitoring and L1 to L3 support. Industries We Serve Fintech, Healthcare, Logistics & Transportation, Real Estate, Education, and Retail & E-Commerce. Why Clients Choose Appagentix Clear commitments: Scope, timeline, and budget are agreed in writing before development starts. Direct access to senior engineers: You work with architects and developers, with no extra layers in between. Full ownership: Source code, repositories, and technical assets belong to you from day one.Looking for work in Web ApplicationLocated in Chicago, United States (+5)From €3,000 for Web ApplicationWorks in multiple industriesSpeaks English51-200 membersWebAppsWorld
4.9(9 reviews)Web & Mobile Application Developer | Digital Solutions Specialist
Highly recommendedTop awardedCOMPANY PROFILE WebAppsWorld is a software development and digital solutions company focused on creating professional, affordable and business-driven digital products. The company designs and develops websites and applications tailored to client requirements, with an emphasis on modern technology, strong user experience, brand visibility and practical business outcomes. WebAppsWorld offers a multidisciplinary delivery capability spanning web development, mobile applications, e-commerce, graphic and brand design, SAP consulting and training, and digital learning solutions. CORE SERVICES • Website Design & Development – responsive business websites, landing pages, CMS solutions, e-commerce websites, redesigns and ongoing website support. • Mobile App Design & Development – custom Android and iOS solutions, business apps, e-commerce apps, customer portals, integrations, testing and deployment. • E-Commerce & Digital Commerce – product and service catalogues, customer account functionality, payment integration, online-store experiences and scalable commerce solutions. • SAP Consulting, Implementation & Training – implementation support, customization, integration, optimization, consulting, training and knowledge transfer. • eLearning & Instructional Design – learning content design, interactive eLearning, training videos, LMS-ready learning content and SCORM/xAPI-oriented solutions where required. • Graphic Design & Branding – logos, digital advertisements, banners, business cards, corporate identity materials, brochures, flyers, posters and other marketing collateral. • SEO & Online Presence – search-engine-focused website development and digital solutions designed to strengthen visibility and support customer acquisition.3 works in Web ApplicationLocated in Pinecrest, United StatesFrom €1,000 for Web ApplicationWorked in Logistics & Supply Chain (+5)Speaks English1-10 membersFuzionDev LLC
5(12 reviews)AI & SaaS Development | Vibe Coding & App Rescue | DevOps & Cloud | Web & Mobile Apps
Highly recommendedHave a product to launch, an AI-built prototype to finish, or an application that needs a stronger technical foundation? FuzionDev LLC helps startups and growing businesses take the next step. We build AI-powered SaaS products, custom web and mobile apps, AI agents, chatbots, and workflow automations. OpenAI, Claude, and Gemini integrations connect AI capabilities with everyday business needs. Through Vibe Coding & AI-Built App Rescue, we improve applications created with Claude Code, OpenAI Codex, Cursor, Lovable, Replit, and Bolt. We review code, fix bugs, strengthen authentication and payment flows, and prepare products for real users. DevOps and cloud engineering support the application beyond launch: AWS infrastructure, CI/CD pipelines, Docker, Kubernetes, testing, monitoring, backups, and ongoing improvements. FuzionDev LLC is a US-registered software development company serving clients worldwide. From discovery and UI/UX to deployment and support, we focus on clear communication and practical next steps. Tell us what you’re building, what needs fixing, and your timeline.12 works in Web ApplicationLocated in Sheridan, United StatesFrom €3,000 for Web ApplicationWorked in Software & Computer Services (+9)Speaks English11-50 membersNea Studio
5(2 reviews)Shaping the future through design, motion & tech.
Nea Studio is an independent creative and design studio from Medellín, working with ambitious companies around the world. Turning ideas into brands, stories and experiences people want to be part of. We believe the most interesting brands don't just communicate. They create worlds, shape culture and move people. Shaping the future through design, motion & tech. From strategy and creative direction to design, animation, production and technology, we bring together the right people and disciplines to make those ideas real.1 work in Web ApplicationLocated in Medellin, ColombiaFrom €5,000 for Web ApplicationWorked in Clothing & Accessories (+4)Speaks English, Spanish11-50 membersBorn Techies Solutions
(0 review)Born Techies Solutions - Your innovative eCommerce application development partner. Providing B2B, B2C & C2C eCommerce solutions. Our Vision - To help eCommerce entrepreneurs by building their online brand. Our Slogan - We believe in creating online brand, not just a store! Having experienced Magento Certified Developers with a demonstrated history of working in the information technology and services industry since May 2011. Being the partner of Magento – word’s #1 eCommerce system, we are responsible to deliver top quality Magento projects and maintain long term relationship with clients. With Magento Partner badge you can trust 100% on us, we follow code standards, store is built by certified developers. Continuously in touch with Magento & Adobe team to understand customer requirements and actual needs. Following Magento code standards to build the perfect store. We guarantee our work to make sure the store runs smoothly without any downtime. Our business was established to help entrepreneurs and forward-thinking companies launch websites that say everything they need to say. We handle challenging projects for a diverse range of organisations, providing B2B, B2C & C2C eCommerce solutions, website design, content management, database design and build, system integration, online marketing, search engine optimisation (SEO), strategic consultancy, accessibility, information architecture and copywriting. With a wealth of experience behind us, our talented web design and development team is standing by to deliver the results your business needs to grow and thrive. We take your digital goals, tailor bespoke service packages in-line with your targets and inject years of industry experience into every step of the process. We have the insight, innovation and technical skills to propel your business to new heights.Looking for work in Web ApplicationLocated in Chicago, United StatesFrom €1,000 for Web ApplicationWorks in multiple industriesSpeaks English11-50 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 membersHalo Lab
5(12 reviews)Transforming your product idea into reality through custom design-driven development.
Top 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 Travel & Leisure (+18)Speaks English51-200 membersChudovo OÜ
5(23 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.33 works in Web ApplicationLocated in Castrop-Rauxel, Germany (+4)From €5,000 for Web ApplicationWorked in Logistics & Supply Chain (+20)Speaks English, German(+2)51-200 members