Partner with top Flutter development companies in the United States to turn your project vision into high-performing, user-friendly, and scalable apps.

Best United States Flutter Development Companies

6 Companies - Rankings updated: September 04, 2026

DesignRush evaluates each agency using expert assessment and client feedback to inform your choices. Some featured agencies have paid placements.

United States × Flutter Development × Delivery & Takeaway × $50,000 & Up × Clear Filters
  • Invested in Your Success

    Tepia is a software company founded in 2012 with over 30 years of experience in web and mobile app development. We are a passionate and agile team of developers, designers, and strategists who are consistently pushing the boundaries of technology...

    Top Services:

    • Mobile App Development
    • eCommerce Development
    • Software Testing
    • Software Development
    • UI/UX Design
    • Show more
    Location
    Costa Mesa, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    2 Projects Listed

    Tepia Services

    • Mobile App Development
    • eCommerce Development
    • Software Testing
    • Software Development
    • UI/UX Design
    • Web Design
    • Web Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Marugame Udon
    • MicroVention
    • Henry Schein
    • Meta
    • Irvine Company
    • Participant Media
    • Pujol's Foundation
    • MoodMe
    • RELI Solutions Inc.
    • SleepCenter of Nevada
    Data sourced from the agency's DesignRush profile

    Tepia Reviews & Testimonials

    • Dr. Lesley Kirkpatrick, MD
      Dr. Lesley Kirkpatrick, MD Founder at mindcomb
      5.0

      Mobile App Development Review from Dr. Lesley Kirkpatrick, MD

      I had a great experience working with Tepia. Abraham, the Founder and CEO, was available, helpful, and actively involved throughout every stage of the process. Kimmy, my assigned project manager, was organized, responsive, and clear in her communication from start to finish. They anticipated potential obstacles before they became issues and approached everything with a thoughtful, solutions-oriented mindset. The team was consistently proactive, professional, and transparent. I truly appreciated their structure and ability to keep things moving smoothly. I would highly recommend working with Tepia.

    • Robert Beknazarian
      Robert Beknazarian President at RELI - Windows & Doors
      5.0

      Mobile App Development Review from Robert Beknazarian

      Working with Tepia Co has been an exceptional experience from start to finish. They played a critical role in developing our mobile app for RELI, and I can confidently say they exceeded our expectations on every level From day one, Tepia demonstrated a deep understanding of both the technical and business sides of app development. They didnt just execute tasks they asked the right questions, challenged assumptions when needed, and helped us think through complex workflows in a way that improved the final product. Their team truly operates as a strategic partner, not just a development vendor The communication was excellent throughout the entire process. We always knew where things stood, timelines were clear, and any issues or changes were handled proactively and transparently. For a project as complex as ours involving pricing logic, user flows, financing options, compliance considerations, and scalability this level of clarity and responsiveness made a huge difference. What really stood out was Tepias attention to detail and commitment to quality. The app they helped build is stable, clean, intuitive, and built with long-term growth in mind. They were thoughtful about architecture, performance, and future enhancements, which is critical for a company like ours that plans to scale aggressively. They were also extremely flexible and patient as our requirements evolved (which happens in real-world startups). Instead of pushing back, they collaborated with us to find smart, efficient solutions that aligned with our vision and budget. If youre a founder or business owner looking for a team that: Truly understands mobile app development Communicates clearly and consistently Thinks strategically, not just technically Delivers high-quality, scalable work I highly recommend Tepia Co without hesitation. They have been a trusted partner in bringing RELI to life, and we look forward to continuing to work with them as we grow

    • Ara Agopian
      Ara Agopian CEO at Solar Insure
      5.0

      Mobile App Development Review from Ara Agopian

      I had a great experience with Tepia on our mobile app development. The project was managed very well and finished on time. Thank you Tepia!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Dont settle for off-the-shelf. Expertly crafted & custom-tailored software from the USA.

    K-Optional Software: where your success is our success. From secure solutions that scale to an uncompromising focus on return on investment, we're the company that delivers. Dont settle for off-the-shelf. Expertly crafted & custom-tailored software from the USA...

    Top Services:

    • Mobile App Development
    • Software Development
    • AI Development
    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $50,000 & Up

    K-Optional Software, LLC Services

    • Mobile App Development
    • Software Development
    • AI Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Viapath Technologies
    • AllModular Systems
    • Assemplify
    • University of Arkansas
    • University of Texas Austin
    • Flowty
    • RepairDispatch
    Data sourced from the agency's DesignRush profile

    K-Optional Software, LLC Reviews & Testimonials

    • Michael Levy
      Michael Levy President at Flowty
      5.0

      Software Development Review from Michael Levy

      Flowty is a blockchain-based platform providing various transaction services around NFTs. K-Optional wears many hats in support of Flowty including Front End, Back End, business strategy, SEO and more. The K-Optional team has been incredible to work with. They are proactive, supportive, smart, thoughtful and, most importantly, fit seamlessly into our team and company culture. To put it succinctly, we tried to hire them full-time...and then tried to buy their company to acqui-hire them. Some of their strengths include: reliability, responsiveness and creativity. There are many groups out there that can perform some version of the work we are looking for. There are not many groups that are responsive at all hours of the day, deliver consistently and able to present data-backed business strategies.

    • Jane Smarovozova
      Jane Smarovozova Creative Director at McSwain
      5.0

      Software Development Review from Jane Smarovozova

      We collaborated with K-Optional to develop a custom inventory management dashboard tailored for real estate clients. We provided the creative vision and detailed designs, while their team focused on the software development, ensuring that every element was implemented perfectly. We worked hand-in-hand flawlessly, resulting in a sleek, user-friendly interface that not only looks great but functions seamlessly. The synergy between design and development allowed us to deliver a product that exceeded client expectations, combining aesthetics with powerful functionality.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Innolab AI builds revenue engines, not just software. Jane creates pipeline. Luna closes it.

    Innolab AI builds AI systems that sell for you. Jane replaces SDR teams with automated, hyper-personalized outbound. Luna calls and books meetings 24/7 with human-like conversations. We help B2B leaders generate pipeline, cut admin time, and scale revenue without chaos...

    Top Services:

    • AI Development
    • Mobile App Development
    • Web Development
    • Software Testing
    • Blockchain
    • Show more
    Location
    Columbus, Ohio
    Number of Employees
    50 - 99
    Average Hourly Rate
    $59/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    2 Projects Listed

    Innolab Services

    • AI Development
    • Mobile App Development
    • Web Development
    • Software Testing
    • Blockchain
    • Staff Augmentation
    • UI/UX Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Flonest
    • Dollar Shave Club
    • Buddy Lee Jump ropes
    Data sourced from the agency's DesignRush profile

    Innolab Reviews & Testimonials

    • Buddy Lee
      Buddy Lee CEO at Buddy Lee Jump Ropes
      5.0

      B2C Apps Review from Buddy Lee

      Innolab delivered exactly what we needed a high quality, AI powered jump training app with realtime feedback and sleek design. The team was professional, collaborative, and hit every milestone on time. Highly recommend them for any innovative app development.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • AI-accelerated engineering partner for legacy modernization and smart enterprise solutions dev

    Founded in 2018, Devox Software partners with mid-market and enterprise businesses to modernize aging systems, engineer new digital products, and bring AI into production the right way: safely, incrementally, and with measurable ROI...

    Top Services:

    • Software Development
    • Cloud Consulting
    • AI Development
    • DevOps Consulting
    • Mobile App Development
    • Show more
    Location
    Miami, Florida
    Number of Employees
    100 - 249
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    7 Projects Listed

    Devox Software Services

    • Software Development
    • Cloud Consulting
    • AI Development
    • DevOps Consulting
    • Mobile App Development
    • Big Data Analytics
    • Business Consulting
    • IoT
    • Digital Strategy
    • Web Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Syngenta
    • Truevo
    • CureMedia
    • Optherium
    • ActivePlace
    • Ferretly
    • SwissMentor
    • Damundo
    • Espressotoria
    • ILVE
    Data sourced from the agency's DesignRush profile
  • Globally Recognized Digital and Engineering Solutions Partner.

    Named Best AI Company and Software Development Company by The Netty Awards, Opinov8 is a global technology firm with development hubs across the United States, Europe, and Egypt...

    Top Services:

    • Software Development
    • Mobile App Development
    • UI/UX Design
    • Web Development
    • Big Data Analytics
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    250 - 499
    Average Hourly Rate
    $42/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    3 Projects Listed

    Opinov8 Services

    • Software Development
    • Mobile App Development
    • UI/UX Design
    • Web Development
    • Big Data Analytics
    • Staff Augmentation
    • Cloud Consulting
    • DevOps Consulting
    • IT Services
    • AI Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Renault
    • WELD Health
    • Hastee
    • Instamotion
    • HR DataHub
    • Beacon
    • United Language Group
    • German Society for International Cooperation
    Data sourced from the agency's DesignRush profile
  • Engineers private LLM systems, sovereign AI deployments, and agentic architectures for enterprises

    Tensorsoft is an AI-first software development company helping growing businesses build scalable, intelligent, and future-ready digital solutions. We specialize in designing and developing custom software, mobile applications, and AI-powered platforms that solve real business problems and accelerate growth...

    Top Services:

    • AI Development
    • Software Development
    • Blockchain
    • IoT
    • Mobile App Development
    • Show more
    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up

    TensorSoft.AI Services

    • AI Development
    • Software Development
    • Blockchain
    • IoT
    • Mobile App Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • PayTM
    • Astrotalk
    • Hyperiux
    Data sourced from the agency's DesignRush profile

Frequently Asked Questions

How do I choose the right Flutter development company in the United States?

Consider following these steps in choosing the right Flutter development company in the United States for your business: 

  1. Outline your project goals, project specs, target audiences, timeline, and budget. 
  2. Scan the market for companies with case studies and portfolios similar to your project. 
  3. Examine their service range and technical proficiency and check for awards, recognitions, and certifications. 
  4. Read client reviews and testimonials to identify soft skills, like problem-solving, communication, and transparency. 
  5. Shortlist candidates and send a detailed request for proposal (RFP).
  6. Arrange for an interview and ask about the development process and project approach. 
  7. Select a Flutter development company with proven experience in your industry and project, align with your team's values, and offer post-launch support. 

Need help finding a US Flutter development company? Visit our Marketplace and tell us about your project. We’ll match you with top companies for free. 

What red flags should I avoid when selecting a United States Flutter development company?

When selecting a United States Flutter development company, avoid the following red flags: 

  • Limited or no Flutter projects in its case studies and portfolio  
  • Lack of knowledge in Dart code, state management, RESTful APIs, JSON, and other Flutter frameworks and widgets  
  • Skips the user research and quality assurance (QA) processes  
  • Weak security and compliance practices  
  • Unrealistic timelines  
  • Doesn’t provide post-launch support and maintenance  
  • Ambiguous project ownership  
  • Multiple client reviews that highlight problematic traits, like poor communication and project delays 

What factors affect the pricing of a United States Flutter development company’s services?

Key factors that affect the pricing of a US Flutter development company’s services include: 

  • App complexity: The core features and functions, number of screens and devices, user roadmaps, and overall deployment architecture 
  • UI/UX design: Elements like custom animations, illustrations, interactive elements, and the number of page templates 
  • Tech stack: Costs associated with software licensing, testing platforms, third-party integrations, custom library, server space, and infrastructure 
  • Development team: The level of expertise required, and the number of team members (e.g., developers, designers, DevOps, QA specialists) needed to handle the project 
  • Project timeline: Shorter project turnarounds usually require larger teams or overtime work, increasing costs 
  • Regulatory requirements: Industries like healthcare and finance require more stringent security features and extensive QA testing, which can lead to higher costs due to increased workload 

On average, you can expect to pay $15,000-$40,000 for a simple Flutter app and $80,000-$150,000 for more complex solutions. 

How long does a typical United States Flutter development project take?

Typically, a simple Flutter app with basic design components and limited integrations can take between 10 and 17 weeks. In contrast, a complex app that requires real-time data handling and elaborate UI/UX design can take around 30-47 weeks.  

Here’s a timeline breakdown: 

  • Research and strategy: 2-5 weeks 
  • UI/UX design and prototyping: 2-8 weeks 
  • Development: 4-20 weeks 
  • QA testing: 2-8 weeks 
  • Deployment and post-launch support: 1-6 weeks 

Do Flutter development companies in the United States provide ongoing support?

Yes. Leading US Flutter development companies provide ongoing support and maintenance in addition to their initial service warranty. Typically, this comes in the form of an extended service level agreement (SLA) or a flexible engagement model, which allows long-term, more in-depth app maintenance after the initial launch. 

Ongoing support services include performance monitoring, security patch installations, platform updates, feature enhancements, and third-party integration management.

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