Target Mobile, Web And Desktop Apps At Once With Flutter App Development

Tap to the real benefits of cross-platform apps with the help of dedicated flutter app development company. At OnGraph, we develop world-class, natively compiled apps from a single codebase using Flutter.

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Best Flutter App Development Services, USA

We are a leading Flutter app development company in the USA. Powered by a team of 40+ expert app developers, we provide world-class Flutter development services.

OnGraph offers specialized flutter development services, configuring both Android and iOS platforms. Flutter is Google's open-source, reactive cross-platform SDK that supports native development iOS, Android, Web, and Desktop applications on a single code structure.

Flutter is Google's UI toolkit, and it makes the framework best to develop apps that make use of OS widgets like Camera, Geolocation, Storage, Network, and 3rd party SDKs. Flutter allows application developers to build almost everything that mobile and web app developers do.

Unlike other cross-platform frameworks, Flutter App Development uses Google's Dart that eliminates the bridge of JavaScript, which is essential to get access to OEM widgets. Flutter with Dart establishes direct communication with native components, hence allows seamless user experience on applications on any platform.

At OnGraph, we build cost-effective flutter apps designed while focusing on rich functionality and innovation to help clients meet growing market requirements.

Why Hire Flutter App Developers From OnGraph?

Mobile is constantly evolving along with app development technology. Developers find themselves always on their toes since the newest technology can hit them at any time of the day and hence they are required to re-strategize their development process to keep them and their projects up to date with the current innovative tech.

  • Cross-Platform Experience

    Having experienced cross-platform application development experts, we build next-gen apps at OnGraph. Our world-class solutions enable clients to design flexible, beautiful, high-quality native apps in record time and deploy them on both iOS and Android platforms quickly.

    Cross-Platform Experience
  • Flutter App Development Experts

    Our dedicated and highly-experienced flutter application development team builds flexible and secure flutter apps in no time. The developers at OnGraph are well-skilled with the latest technologies and know how to convert your idea into a value-adding solution.

    Flutter App Development Experts
  • Fast Development Process

    Our Expertise in designing intuitive and expressive UI for both web and mobile platforms comes in handy when fast and flexible flutter app development is required. We have set standards when it comes to developing high-quality cross-platform solutions. Our customized flutter development services provide 24x7 support and deliver your app in a record time.

    Fast Development Process

Complete Flutter App Development Services and Solutions

01/ . 06 Consulting Services:

Through our consulting experts, we help clients understand how cross-platform applications can transform their requirements into a reality. Hire flutter app developers from our team of experts who build native as well as hybrid apps with this amazing framework for popular platforms like iOS, Android, etc.

02/ . 06 Design:

We understand the importance of UI/UX in Mobile app development. With Flutter, our developers design intuitive user interfaces known for an exhilarating experience as the framework doesn't impose a standard of the native UI framework.

03/ . 06 Development:

With our team adept in HTML5, CSS and JavaScript experts, we provide the best solution for your business needs. We develop code for multi-device resolution with cross-browser compatibility.

04/ . 06 Testing:

To ensure hassle-free interaction of end users with the apps, our QA team conduct rigorous testing that includes testing of Flutter app on various mobile devices and operating systems. We assure for testing each and every functionality of the app.

05/ . 06 Project Delivery

While keeping the highest standard in flutter app development, we also handover your app within committed time and cost. Our team of developers proficient in agile methodology and hence ensure a quick turnaround.

06/ . 06 Support & Maintenance:

Our dedicated team is always ready to assist you regarding any maintenance and support within your flutter app even after the project gets sign-off. We tailor apps that meet your business requirements effectively.

  • Language

    Dart, CSS, HTML5
  • Framework

    Flutter 1.17
  • Databases

  • Scripting

    Angular JS, Reactjs, JS

Why Flutter App Development Services is best for you?

Flutter took top place among other cross-platform frameworks for being robust and reactive with widgets and tools. The framework helps developers create and deploy UI with animations on a single codebase, but render apps to multiple platforms. Developers, moreover, use Android NDK, LLVM, and AOT with Flutter that further simplifies compiling all released code without using any interpreter. This way, flutter allows for fast delivery and native-like performance.

01/ . 06 Fast Development
One of the top features of Flutter is Hot Reload. Flutter’s Stateful Hot Reload boosts the productivity of project development. Hot Reload enables developers to check code in seconds and view changes in real-time without requiring to restart the whole process again.

02./ . 06 Expressive and Flexible UI
Leveraging the layered architecture of Flutter, our developers quickly ship features focusing on native user experiences. Using the cross-platform framework, we build highly customized apps while ensuring fast rendering and flexible designs.

03/ . 06 Widgets Creation
Flutter is a highly advanced framework and allows developers to create their very own widgets. It's SDK is rich with widget libraries and enables optimization of new widget quickly. With customized widgets, developers build highly responsive and fascinating applications.

04/ . 06 Logic Implementation
Google's flutter is backed by advanced ready-to-use OS features as plugins, including GPS coordinates, sensors data, manage permission, bluetooth, credentials, and many alike features. Developers avail such advantages and create apps for different verticals having different requirements quickly.

05/ . 06 Native Performance
Flutter uses Dart’s native compilers. It enables developers to compile all platform-specific components in a single code base for multiple platforms such as Android, iOS, Web, and Desktop. This way, flutter apps get full native performance.

06/ . 06 Fast Testing
Besides development, flutter also simplifies the testing of applications. With Flutter, developers perform only a single test for both platforms that saves time and makes the process more efficient.

  • Technology
  • Technology
  • Technology
  • Technology

Client CaseStudies

We have helped more than 400+ companies increase their customer loyalty and ROI. Take a look at our selected expert work and the results delivered so far.



Seladex – The CRM solution for sales representatives & retail business.

#Ruby2.4.2 #HTML #JQUERY #JAVA #PostgreSQL

Visit Website


An app for Spanish locals and tourists to explore nearby places and plan and book various activities and events.

#iOS #Android #Java #Objective-C #PHP

Visit Website


An app that brings a perspective for Asian audience on latest news and global events.

#iOS #Android #Java #Objective-C #PHP #MySQL

Visit Website

Flexible Engagement Models

Common questions, you may need answers from us.

Common questions, you may need answers from us.

Yes, you will. All project works created by your dedicated developers are considered “work made for hire” and the intellectual property rights embodied in it are your sole and exclusive property after you have cleared all dues as part of contract.

Yes, Each project we develop, has minimum free support hours/days post launch of project. After free support, we have amazing affordable support plans to upgrade and support applications as long as you want.

OnGraph’s developers are determined to produce quality code. We have formal processes to keep quality under tight control, including periodic code reviews and design walk-through. We focus upon being first-time right, and believe the creation-step itself should be strong.

Yes, your hired developers are like all other regular employees and will work full-time (8 hours a day, 5 days a week) dedicated to your project only. All their leaves and absence will be processed with your consent only.

Yes, We also offer working in non-standard times and other time zones depending on client’s need. For such cases we need to be informed of such requirement prior to start of engagement. Usually, our engineers work in Indian Standard Time (+0530 UTC). OnGraph also provides flexibility to schedule meetings at a time that is convenient to you. As we are available at all the best possible communication channels, communication with all our overseas customers has rarely been a challenge.

Yes, We can help you scale up and scale down team as your business needs. With-in 2 weeks of providing information, we can ramp-up team as per your needs.

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