Best Chicago App Development Company
Why choose Nextbrain for mobile app development?
- 120+ mobile apps developed since 2016
- 45+ team with UX designers, Web, and Mobile app developers
- Free consultation for mobile-based product development
- Free proposal document
- 8+ years of average experience of the team
- We offer 3 months of free support
- Expertise in e-commerce and SaaS-based products developments
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Our mobile app development services
iOS app development
We are the leading mobile app development company in Chicago crafting custom mobile apps which are easy to maintain with all the required features and functionalities. Our iOS app developers are experts in crafting scalable iOS apps by simplifying the development and testing phases offering an exceptional user experience.
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Android app development
Our Android app developers assist you in determining the correct technology for your app development. We implement an agile development process using cutting edge technologies to build next-gen Android applications. We use advanced programming languages like Java and Kotlin to craft custom and unique Android apps.
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React native development
As a reputed React Native mobile app development company in Chicago, we offer amazing cross-platform application development services in almost all industries like ecommerce, logistics, grocery, food and restaurant, etc. We ensure to offer flawless React Native apps that run on both iOS and Android platforms.
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Flutter app development
We have proven expertise in offering full stack Flutter app development services and solutions to the clients all across the globe. Our team of Flutter app developers use the right tools and technologies to handcraft custom and flawless Flutter applications that can engage the target audience and improve customer satisfaction.
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Our Remarkable Projects

Best Courier Delivery App
- Web
- iOS
- Android
DROPR is the fast and reliable courier delivery application developed by Nextbrain Technologies for the client Movers International, Delhi. The app offers the user’s doorstep pickup and delivery of parcels on demand. This app connects the delivery agents and customers.
VIEW CASE STUDY A FREE APP DEVELOPMENT CONSULTATION

Mobile App for a Leading Manufacturing Company
- Web
- iOS
- Android
Nextbrain Technologies has developed a mobile application for VNC DealerDirect which acts as an exclusive digital assistant for the dealers of VNC Group. Using this app, dealers can place their orders, track their orders in real time, check your current payables effortlessly at any time.
View case studyA FREE APP DEVELOPMENT CONSULTATION
Our mobile app development strategy
Research
Wireframing
UX Design
Develop
Sprint release
Testing
Post Launch
App store optimization
Our mobile app development services
- Custom iphone app development
- Custom Android app development
- Enterprise iphone app development
- Enterprise Android app development
- Android and iOS widget development
- Entertainment apps
- App support and maintenance
Technology Stack
- Android – Java, Kotlin
- iOS – Swift, Objective C
- iOS 6.0 SDK
- XCode 9.3
- Mac OS High Sierra 10.13
- AppInventor
- Android UI
- Android studio
- Android developer tool (ADT)
Easy steps in building your mobile app

Mobile app development FAQ
Why is Nextbrain Technologies the top mobile app development company in Chicago?
As a top mobile app development company in Chicago, our mobile app developers craft custom and scalable mobile apps with all the user-friendly features and functionalities. We provide full stack mobile app development services in all industry domains to the clients globally.
Can you develop apps for both Android and iOS?
Yes. We have good expertise in developing both Android and iOS applications. Our React Native developers build React Native apps that support both iOS and Android platforms.
Will I get ongoing support and maintenance for my mobile app?
Yes. As a top mobile app development company in Chicago, we offer ongoing support for your mobile app during the development stage. We offer maintenance services even after the delivery of your mobile app to the app stores. Our mobile app developers will offer post launch services including bug fixing, adding any new features, etc. We provide 3 month free post launch support.
What will be the total price to build a custom mobile application?
The total price to build the mobile app will be based on many factors like features and functionalities of the app, UI/UX design, platform chosen to develop the app, complexity of app, support and maintenance services, time taken to complete the project, total number of developers worked on the project, etc. Usually it will be $25 per hour to build a custom mobile app with all the required features.
What is the total time taken to develop a custom mobile app?
As a leading mobile app development company in Chicago we ensure to deliver secure and robust apps for an affordable price within the given deadline. The time taken to develop a custom mobile app depends on the complexity of the app, features and functionalities of the app, number of mobile app developers allotted for your project, etc. Usually we take 3 to 6 months to build the mobile app.
Will it be possible to make any changes to my mobile app after it is launched?
Yes. We suggest you begin with launching the Minimum Viable Product (MVP) which is the simplest possible version that gives a clear vision of your app. As we follow an Agile approach, our mobile app developers will update you at every stage of the development where you can suggest necessary changes for your mobile app based on your business needs.
Will you provide the source code of the mobile application?
As the top mobile app development company in Chicago, we ensure to offer the ownership and appropriate copyrights for the source code to our clients. From the initial stages of mobile app development, we keep the mobile app development process transparent and deliver the high quality app within the deadline.
Will you keep my mobile app idea secure?
Yes. We are recognized as the most trusted mobile app development company in Chicago. We sign a Non-disclosure Agreement (NDA) to ensure that your mobile app idea will be safe and secure. All our mobile app developers are much aware of the security policies and Non-disclosure Agreements.