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

7 Companies-Rankings updated: October 19, 2026

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United States × Flutter Development × Professional Services × Sort by: Top Rated ×Clear Filters
  • Leanware

    VerifiedVerified by the DesignRush team for authenticity and credibility.

    Boutique Software Development Company

    Leanware delivers exceptional custom software development firm services with mastery in AI-enhanced development, nearshore staff augmentation, and cost-efficient solutions. Our battle-tested teams ensure seamless integration and world-class quality, driving success across 30+ projects and 15+ industries...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • Software Testing
    • Staff Augmentation
    • Show more
    Location
    Miami, Florida
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    7 Projects Listed

    Leanware Services

    • Software Development
    • Mobile App Development
    • AI Development
    • Software Testing
    • Staff Augmentation
    • Product Design
    • Cloud Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • 2Moon Capital
    • BackupTyping
    • Blueback Global
    Data sourced from the agency's DesignRush profile

    Leanware Reviews & Testimonials

    • Julia Antoci
      Julia Antoci CEO at GloFlow
      5.0★

      AI Development Review from Julia Antoci

      Leanware built the mobile MVP of our AI fitness assistant for iOS and Android. It started with discovery workshops that sharpened the product vision and shaped an MVP roadmap prioritizing launch features while leaving room for expansions like avatars and real-time feedback. They developed a conversational AI engine with custom prompt and context engineering tailored to fitness conversations, one that keeps continuity across sessions, remembers user progress and preferences, and keeps health guidance within safety standards. On top of that they implemented photo-based food recognition, smart search that understands fitness intent, personalized recommendations, progress tracking with AI-generated insights and coaching suggestions, and gamified response formats that make AI answers easy to read, plus the scalable backend behind it all. Their consultation saved us an estimated 20 to 30 percent in costs by avoiding unnecessary complexity, and we launched a functional MVP across the app stores in under eight weeks, faster than planned. Project management was exceptional: clear timelines, on-schedule delivery, and proactive communication via Slack, with expert recommendations guiding decisions rather than every choice being pushed back to us. Their technical skill and creativity made the whole thing feel less like hiring a vendor and more like building with a co-founder.

    • Anonymous
      Anonymous Engineer at E-commerce Company
      4.8★

      Software Development Review from Anonymous

      Leanware delivered two significant projects for our e-commerce platform along with a steady stream of smaller fixes and enhancements. They built a new employee management page in our back office so our customers can create accounts, set permissions, and link employees to entities on their own, and when our mobile app's chat functionality needed replicating in the back office, they built a custom chat and messaging React library from scratch, integrated seamlessly with our design system and existing bespoke solution. Along the way they worked comfortably across Next.js, React, React Native, Apollo, GraphQL, and Hasura, and adapted to our implicit conventions. We ran week-long SCRUM sprints with check-ins three times a week, and they consistently hit the sprint goals on time; even when we needed hard pivots mid-sprint, they adapted without losing pace. As the engagement progressed they increasingly took the lead, asking well-informed questions and offering suggestions on code, product, and design that genuinely enriched the outcomes. What impressed us most was how swiftly they onboarded: given incomplete product descriptions, they asked the right questions to fill the gaps and picked up our undocumented code patterns without getting stuck on minor details. It felt like one cohesive team working toward shared objectives, free of the friction that usually comes with a third party

    • Anonymous
      Anonymous Co-Founder & CEO at Anonymous
      5.0★

      Mobile App Development Review from Anonymous

      Leanware has partnered with us since Q4 2023 on two cloud-based mobile apps for iOS and Android, one built in Flutter and one in React Native, handling development on both and the UI/UX design on one. For one project they staffed a team of five mid-level developers, a senior developer, an architect, and a UX designer available as needed. They also took over an app that was unstable and nowhere near production-ready and turned it into a stable, solid product I'm genuinely proud to show. Their processes leave nothing to chance and the code that comes out of them is excellent; they've been flexible and thorough throughout. They meet deadlines, keep their promises, and are careful about what they commit to. The whole team has been great, and Alvaro, their Technical Product Manager, deserves a special mention for being remarkable. I hired them because they were upfront about what they could and couldn't do, and that honesty, together with the tremendous quality of their work, is what separates them from other providers. Both are getting harder to find these days.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Custom Software, AI & Product Development

    Dino Code LA helps startups and businesses build custom software, SaaS platforms, web and mobile applications, AI solutions, and automation systems designed around real business needs...

    Top Services:

    • Software Development
    • AI Development
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • Show more
    Location
    Marina del Rey, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    Under $1,000

    Dino Code LA Services

    • Software Development
    • AI Development
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • DevOps Consulting
    • Cloud Consulting
    • Big Data Analytics
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Tesly
    • BabyCito
    • Kind Joe
    Data sourced from the agency's DesignRush profile

    Dino Code LA Reviews & Testimonials

    • Jeremy Jushchyshyn
      Jeremy Jushchyshyn Partner at Liberty Manufacturing Group, LLC at Liberty Manufacturing Group
      5.0★

      Mobile App Development Review from Jeremy Jushchyshyn

      With the development of our Mobile App, Dino Code LA performed an amazing work. Their team was quick to respond and produced a great application that runs smoothly on all platforms. We are quite happy with the result.

    • Michael Witte
      Michael Witte Co-Founder of Workrise at Workrise
      5.0★

      Branding Review from Michael Witte

      I had a very specific vision for my website design (I am a bit of a perfectionist and had high expectations), and this team absolutely delivered. I had tried working with other designers before, but things did not turn out the way I wanted. I'm so glad this team really understood what I was looking for. Huge thanks

    • Oscar Estudillo
      Oscar Estudillo Head Chef at Fithealthymeals.com
      4.8★

      Small Business Review from Oscar Estudillo

      I run a meal prep business, and Dino Code LA completely transformed the way we operate. They built a mobile-friendly, SEO-optimized e-commerce website and automated the entire system. Thanks to them, were busier than ever with all the leads coming in.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Zoho consulting, development and integration services for operationally complex organizations.

    CodeStringers helps growth-stage and small-to-mid-market companies implement, integrate, and operate Zoho-centered digital enablement solutions by combining senior executive consulting, cost-effective delivery teams, and custom software capabilities when needed...

    Top Services:

    • Software Development
    • AI Development
    • Web Development
    • CRM Consulting
    • ERP Consulting
    • Show more
    Location
    Santa Cruz, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $50,000 & Up

    CodeStringers Services

    • Software Development
    • AI Development
    • Web Development
    • CRM Consulting
    • ERP Consulting
    • Managed Services
    • Mobile App Development
    • Software Testing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Tübr Storage
    • Addiction Rep
    • True Pet Kitchens
    • MasterControl
    • Tonal
    • MindTRAK Golf
    • Mido Play
    • Inboard Technology
    • SiteOne Services
    • KnowledgeDesk
    Data sourced from the agency's DesignRush profile

    CodeStringers Reviews & Testimonials

    • Lori Feld Oakley
      Lori Feld Oakley Executive VP at MasterControl
      5.0★

      Software Development Review from Lori Feld Oakley

      Our Services organization is scaling quickly and we urgently needed a custom software application to automate our workflows, without breaking our annual budget. CodeStringers was the perfect fit, supporting us from ideation through go-live and everything in between. They innovated, hit their deadlines and released an amazingly high quality application that decreases our internal costs and improves our reputation with our customers. It would not have happened without CodeStringers.

    • Christian Schraga
      Christian Schraga CEO at Tabula Learning
      4.8★

      Enterprise Review from Christian Schraga

      CodeStringers is the perfect outsourcer to call If you have a solid software business idea but don’t know exactly how to bring it to life. They have both a top-notch development team as well as an executive staff with expertise in marketing, finance, and general business acumen. So they can not only build a product for you but they can make sure that the product you want to build is likely to succeed in the marketplace.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • We Take Winning Seriously. This Goes for You and for Us.

    Custom software, marketing, development, and IT consulting. From top line to bottom line, we move the obstacles to propel your business forward...

    Top Services:

    • Web Design
    • Web Development
    • WordPress Website Design
    • eCommerce Development
    • Content Marketing
    • Show more
    Location
    Jacksonville Beach, Florida
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    Under $1,000

    Oyova Services

    • Web Design
    • Web Development
    • WordPress Website Design
    • eCommerce Development
    • Content Marketing
    • eCommerce
    • Digital Marketing
    • Social Media Marketing
    • SEO
    • Mobile App Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • The Tom Coughlin Jay Fund
    • Aude Smith Architecture
    • BNTC
    • UltimaCase
    Data sourced from the agency's DesignRush profile

    Oyova Reviews & Testimonials

    • Kirill Kudymov
      Kirill Kudymov Product Manager at Schneider Electric Sustainability Business
      5.0★

      Web Development Review from Kirill Kudymov

      Oyova designed and developed a web platform that allows users to access and post information relating to MS. Without wireframes, their team developed much of the design on their own, taking into account that the interface needed to be very user-friendly for our audience.

    • Brittany Grunzinger
      Brittany Grunzinger Review from Google
      5.0★

      Brittany Grunzinger's Review Sourced from Google

      Oyova has continuously proven to be a fantastic partner to our team! They are knowledgable, easy to work with, and come to the table ready to collaborate. When seeking a business relationship, the hope is always that it’s seamless, and that’s exactly the experience we’ve had with them. Whether we have a simple question or a complex need, they remain a team that we can rely on. My primary point-of-contact is Beth, and she’s been wonderful! She’s not only great at keeping things on track, she’s also kind and approachable. In fact, I’ve collaborated with multiple members at Oyova and everyone has made it easy to build a long-term, trusting relationship with them. If you have the chance, work with them. You’ll be glad you did!

    • S. christian
      S. christian Review from Google
      5.0★

      S. christian's Review Sourced from Google

      We partnered with Oyova for outsourced development work, and the experience was outstanding. From the very beginning, their team demonstrated a deep understanding of our project needs and delivered high-quality work on time and within budget.A special shoutout to our account manager, Beth Rener, who always went above and beyond to ensure a seamless process. She was incredibly responsive, proactive, and always one step ahead in managing the projects. Whether it was addressing questions, providing updates, or making sure everything stayed on track, her attention to detail and commitment to our success truly stood out.Highly recommend Oyova and Beth!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Your Digital Partner for Project Success.

    Perimattic is a technology partner specializing in AI development, software development, cloud solutions, DevOps, MLOps, and enterprise technology services. The company helps startups, growing businesses, and enterprises build secure, scalable, and high-performance digital solutions...

    Top Services:

    • AI Development
    • DevOps Consulting
    • Cloud Consulting
    • Software Testing
    • Software Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr

    Perimattic Services

    • AI Development
    • DevOps Consulting
    • Cloud Consulting
    • Software Testing
    • Software Development
    • Big Data Analytics
    • IT Services
    • Mobile App Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Taygo Cloud
    • Paysafe
    • ITCAN
    Data sourced from the agency's DesignRush profile

    Perimattic Reviews & Testimonials

    • Neeraj Mishra
      Neeraj Mishra Founder at TCP Creations
      5.0★

      UI/UX Design Review from Neeraj Mishra

      The dashboard Perimattic delivered is minimal, well-structured, and very user-friendly. Small touches like the layout, flow, and clarity of controls make a big difference. Great work by Gaurav and his team.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • More than a website, a growth engine.

    Serbyte Web Design & Development builds custom websites that function as growth systems, combining web design, Next.js development, SEO, analytics, lead capture, and automation to help businesses turn traffic into leads and sales...

    Top Services:

    • Web Design
    • SEO
    • Web Development
    • Software Development
    • UI/UX Design
    • Show more
    Location
    Kirkland, Washington
    Number of Employees
    Under 49
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    6 Projects Listed

    Serbyte Services

    • Web Design
    • SEO
    • Web Development
    • Software Development
    • UI/UX Design
    • Digital Marketing
    • PPC
    • AI Development
    • Design Services
    • Mobile App Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Vets Choice Insurance
    • RC Concrete
    • Bespoke Tint & PPF
    • Entitled
    • Iron & Oak
    • Herbanatural CO
    Data sourced from the agency's DesignRush profile

    Serbyte Reviews & Testimonials

    • Kris Meyer
      Kris Meyer Owner at Bespoke Tint & PPF
      5.0★

      Small Businesses Website Development Review from Kris Meyer

      Austin rebuilt our website from the ground up and helped turn Bespoke Tint & PPF into one of the top tint brands in Bellevue. The work started with a full redesign of our website, including branding, copywriting, conversion improvements, mobile optimization, and development. The new site immediately performed better and generated more leads after launch.After the website launch, we continued working together on SEO, AI search optimization, paid advertising support, analytics, A/B testing, and ongoing marketing strategy. He also helped improve our review visibility, local search presence, and overall positioning online.What started as a website project became an ongoing growth partnership focused on increasing traffic, leads, and customer acquisition.

    • Mark Manes
      Mark Manes Review from Google
      5.0★

      Mark Manes's Review Sourced from Google

      We needed a custom solution to parse various PDF formats, clean the extracted data using AI, and seamlessly store it in a database. A previous vendor failed to handle our document variety, but this team delivered flawlessly. They built exactly what we asked for—accurate parsing, intelligent data cleaning, and structured database storage. Highly recommend!

    • Md. Mirajul Islam
      Md. Mirajul Islam Review from Google
      5.0★

      Md. Mirajul Islam's Review Sourced from Google

      We were ranking well on Google but weren’t getting any clients from ChatGPT or other AI platforms. I reached out to them for help with AEO/SEO, and within a week of launching the changes, we started getting website traffic from ChatGPT. It has been about two months, and now we are also getting traffic from Grok and Gemini. Very thankful for the results.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • B2B Websites, SEO & AI Search That Bring Clients

    Uwindi builds digital sales infrastructure for B2B and service companies: conversion-focused WordPress websites, SEO and AI search (GEO), Google Ads and website care. Austin-area agency since 2015, 120+ projects. Published prices: websites from $3,800, SEO from $750/month...

    Top Services:

    • Digital Services
    • Web Design
    • Web Development
    • WordPress Website Design
    • CRO
    • Show more
    Location
    Leander, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    12 Projects Listed

    Uwindi Services

    • Digital Services
    • Web Design
    • Web Development
    • WordPress Website Design
    • CRO
    • Mobile App Development
    • Branding
    • PPC
    • SEO
    • AEO
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Motic Digital Pathology
    • MLP
    • Safe Space
    • NazCpaTax
    • Morinda
    • CVP Clinic
    • Mobius
    • Industrial City
    • DEGA
    • Larger Box
    Data sourced from the agency's DesignRush profile

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Every agency is independently vetted before it can be listed or ranked

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We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
128,556+
2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
48%
3

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We monitor listings regularly; outdated agencies are removed.

Agencies verified
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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.