flutter mobile development

We develop cross-platform applications that meet GDPR, HIPAA, and ISO 27001 standards, ensuring security, scalability, and compliance for your business. Using TDD, CI/CD, and DevOps best practices, we guarantee faster time-to-market with uncompromised quality.

Problems we are solving

for Startups

for Startups

We launch an MVP in 10 weeks

iOS&Android

iOS&Android

One code and speed of development

for Business

for Business

A stable team for long-term projects

18

Years

in web & mobile app development

40

+

Developers

experienced in
software engineering

120

+

Clients

satisfied with the
project results

300

+

Projects

successfully
completed

AI-Powered Flutter Solutions for Every Business

Build smart, scalable apps with AI-driven automation, chatbots, and analytics. Whether launching an MVP or optimizing operations, our AI + Flutter solutions enhance speed, intelligence, and security for your business.

Who We Build For

Startups
Launch your MVP fast with cross-platform Flutter development and AI-powered features like predictive analytics, chatbots, and automation to scale efficiently.
Healthcare & MedTech
Develop HIPAA-compliant healthcare apps with AI-driven diagnostics, virtual assistants, and patient engagement solutions for better medical services.
EdTech & Learning Platforms
Enhance learning experiences with AI-powered assessments, personalized study plans, and interactive chatbots to improve student engagement.
Small & Medium Businesses
Boost your growth with cost-effective and AI-enhanced mobile solutions. From smart customer engagement to process automation, we help businesses scale.
FinTech & E-commerce
Ensure secure transactions and AI-driven personalization with real-time fraud detection, smart recommendations, and financial automation.
EdTech & Learning Platform
Healthcare & MedTech
Small & Medium Businesses
Startups
Fintech & E-commerce

AI-Powered Benefits of
Flutter Development

Add Chatbots, Predictive Analytics, And ML Models To Enhance User Experience

Smart AI
Integration

Add Chatbots, Predictive Analytics, And ML Models To Enhance User Experience

Develop Apps For Android, IOS, And Web With AI-Assisted Optimizations

One Code For
All Platforms

Develop Apps For Android, IOS, And Web With AI-Assisted Optimizations

 AI-Powered Automated Testing And Debugging Reduce Time-To-Market

Faster & Cost-Effective
Development

AI-Powered Automated Testing And Debugging Reduce Time-To-Market

A Thriving Flutter & AI Ecosystem With Thousands Of Experts

Strong Developer Community

A Thriving Flutter & AI Ecosystem With Thousands Of Experts

Use Google ML Kit And TensorFlow Lite For Real-Time AI Processing

Dart + AI For Next-Gen Apps

Use Google ML Kit And TensorFlow Lite For Real-Time AI Processing

AI Optimizations Ensure Faster Load Times, Better Efficiency, And Smart Automation

Near-Native Performance

AI Optimizations Ensure Faster Load Times, Better Efficiency, And Smart Automation

OS-System can identify, and analyze your requirements and address all your project needs to create mobile solutions that meet the needs of users, businesses, and industries. Using Flutter provided by Google, we can improve your business and open up new opportunities with high-quality cross-platform app development services for iOS and Android platforms.
IoT Software Firm
Co-Founder
Analytics Company
Co-Founder, Data
Although the platform is still in the pre-launch stages, OSSystem earned positive feedback on the professionalism and attractiveness of the UI design. Their quality of work, daily communication, and proactiveness has provided depth and range in their professional relationship.
Dating App
CEO & Co-Founder
READ MORE TESTIMONIALS FROM OUR CLIENTS ABOUT OUR WORK

Our Flutter projects

Ingo Medical Center

Ingo Medical Center

MEDICAL CARE APP – an application for clinics

A mobile solution to automate clinic processes and improve patient service.

What result did we get?

  • Optimized clinic processes, reduced the average processing time by 40%
  • Made a user-friendly UI/UX that increased conversion by 27%.

Technology: Dart, Flutter, MobX, Flutter libs ( Connectivity, Google maps, Dio )

Smartfields

Smartfields

SMARTFIELDS - AgTech platform

An advanced solution for the agricultural sector that utilizes artificial intelligence to improve crop management efficiency.

What result did we get?

  • Developed an AI-assistant for farmers that improved crop management efficiency by 20%
  • Integrate real-time field monitoring
  • Improved data analysis algorithm reduced yield losses

Technology: Flutter, Angular, AI integration

Pickup Sports

Pickup Sports

ENGAGE SPORTS - sports app

We have developed a user-friendly platform for enrolling children in sections, organizing sports events and participating in competitions.

What result did we get?

  • Developed in 3 months, increased retention by 35%.
  • Integrated recommendation and subscription system.

Technology: Flutter, AWS, Angular, Nest.js, OpenStreetMap

Utilitium

Utilitium

android

UTILITIUM - a smart solution for utility services

We have created a convenient and functional mobile application to automate the work of utility services and simplify interaction with users.

What result did we get?

  • Developed in 4 months, simplified payment and transfer of readings for 10,000+ users
  • Integrated automatic data processing, reducing errors by 30%
  • Improved UI/UX reduced time to send readings by 50%

Technology: Flutter, AngularJS, Angular material UI, Node.js, Nest.js

What you get by choosing us

  • A team of 40+ professionals with 18 years of experience in app development

  • Transparency of work, keeping client fully informed of development progress

  • Truly in-demand application that your clients will use on a regular basis

  • Help with publishing the app in stores and training staff on how to use the app effectively

  • Lifetime support for any questions regarding your application

  • Technical expertise using the latest technologies and methodologies

Why You Need a Cross-Platform Flutter App?

Get Advice
If you are at the stage of business improvement and are thinking about developing an application, you can contact the experts at OSSystems for Flutter application development services.
Faster Development, Lower Costs

Faster Development, Lower Costs

Build once, launch on iOS, Android, and Web with a single codebase

Native-Like Performance

Native-Like Performance

Get smooth UI, high speed, and optimal efficiency with Flutter’s powerful engine

Scalable & Future-Proof

Scalable &
Future-Proof

Easily integrate AI, cloud, and third-party services for growth-ready apps

Secure & Compliant

Secure & Compliant

We ensure GDPR, HIPAA, and ISO compliance for global businesses

Ready to scale your business with Flutter? Let’s talk!

At OS-System, we do more than just develop apps—we build long‑termpartnerships based on trust, innovation, and results.
Tech-Driven Approach
Tech-Driven Approach
We integrate AI, DevOps, and the latest Flutter advancements to future-proof your app
Quality & Compliance
Quality & Compliance
Our team ensures GDPR, HIPAA, and ISO compliance for secure global solutions
Client-Centric Collaboration
Client-Centric Collaboration
We work closely with startups, SMEs, and enterprises, focusing on customized, scalable solutions
Ongoing Support & Growth
Ongoing Support & Growth
From MVP to enterprise-scale, we provide continuous upgrades, AI enhancements, and strategic consulting

Projects we create

Our Flutter mobile app development company creates different projects. Tell us what kind of project you need.
Let’s build something amazing together! Contact us today

Stages of our Flutter mobile app development services

Stages of Dev

1.

Discovery & Strategy (1-2 Weeks)

We analyze your business goals, target users, and tech needs, defining a clear roadmap.

2.

UI/UX Design (2-4 Weeks)

We create intuitive, high-performance UI following Material Design and Apple guidelines.

3.

Development & AI Integration (4-8 Weeks)

Our team builds a robust, scalable Flutter app with optional AI-powered features like chatbots, automation, or analytics.

4.

Testing & Optimization (2-3 Weeks)

We run automated and manual testing to ensure security, compliance, and seamless performance.

5.

Deployment & Growth (Ongoing)

We launch your app and provide continuous support, AI enhancements, and updates for scalability.

Need a timeline estimate for your project? Let’s discuss!

Discuss the project

FAQ

  1. How much does it cost to build an application using Flutter?

  2. The cost of developing an app using Flutter from scratch starts from $25,000. For this amount, you will get an MVP version of a cross-platform Flutter app that will run on iOS, Android and the web.

  3. How long does it take to develop an application using Flutter?

  4. The development of a cross-platform application using Flutter of medium complexity takes 3-5 months. The timeframe for app development includes agreeing on project specifications, creating a unique design, developing code, testing, and publishing the app in app stores.

  5. WHAT IS REQUIRED TO START THE DEVELOPMENT PROCESS?

  6. To start developing a cross-platform application using Flutter, it is necessary to prepare: Specifications, which detail what developers should do and how they should do it. A project design, from which it will be clear what should look like and how.

We create Bright solutions with Flutter

Estimate a project
  • Valid formats: .pdf, .docx, .doc, .rtf, .txt, .odt
  • Max size: 10 Mb