Our Flutter developers have built apps that are live in the App Store and Google Play, from a fitness app with 1,000+ downloads to an HR app used by 5,000+ employees.
iOS and Android from a single Flutter codebase.
Flutter, back end, QA and project management in one team.
One developer, a dedicated team or a fixed-scope project.
iOS and Android apps from one Flutter codebase.
Admin dashboards and web versions of your app.
ASP.NET Core, Node.js, Laravel or Firebase.
Stripe, PayPal, maps, push notifications and third-party APIs.
Chat, coaching and recommendations with large language models.
App Store and Google Play releases, updates and maintenance.

Tell us about your app and the skills you need. We will propose Flutter developers you can interview before they start.

Our Flutter developers join at any stage of your product:
From clickable design to first release in the stores.
Add Flutter developers to an existing in-house team.
Review, stabilise and continue an existing Flutter app.

Three Circle builds Flutter apps for fitness, HR, education, events and sports products, with back ends we build ourselves.
Apps with 1,000+ downloads and 5,000+ users.
Flutter plus ASP.NET Core, Node.js, Laravel and Firebase.
Updates for new iOS and Android versions after launch.

Rates from $35 per hour, projects from $1,000.
Regular updates, two-week demos and one point of contact.
Clear milestones keep your release on schedule.
Hire Flutter developers from Three Circle to build iOS, Android and web apps from one codebase. Our team has shipped Flutter apps that are live in the App Store and Google Play, including a fitness app with 1,000+ downloads and an HR app used by 5,000+ employees. Rates start from $35 per hour.
A Flutter developer who joins your team, works in your tools and reports to your product owner.
Flutter developers, a back-end developer, QA engineer and project manager working only on your app, month by month.
We take an agreed scope from design to App Store and Google Play release for a fixed price.
Comparing frameworks first? Read Flutter vs React Native or see our Flutter app development services.
Optimized Strength is a cross-platform fitness app built with Flutter for iOS and Android and a secure ASP.NET Core back end. It gives users more than 1,300 exercises, personalised AI coaching and progress tracking with visual charts. Result: 1,000+ downloads.
For a growing organisation we built a complete HR management platform: a web admin dashboard (React and Angular) for employee records, attendance and office operations, a Flutter mobile app for attendance and leave requests, and an ASP.NET Core API behind both. Result: more than 5,000 active users.
Sport Betting IQ lets fans track their favourite sports, follow real-time scores and get intelligent insights. We built it with Flutter, an ASP.NET Core back end and AI features powered by a large language model (LLM).
LuvInvite lets users design custom digital invitations from elegant templates for weddings, birthdays and events, share them and manage guest registries. We built the web and mobile apps with Flutter, a .NET back end and Microsoft Azure cloud hosting.
School3 streamlines campus operations from one centralised admin dashboard: automated attendance, fee tracking and academic reporting. We built the web interfaces with React and Flutter Web on top of a secure .NET back end.
Want results like these? Tell us about your Flutter project and get a free consultation.
Our rates start from $35 per hour, and projects start from $1,000. You can hire by the hour, by the month or for a fixed-scope project. For a new app, a starter MVP costs $3,000, or $1,500 when you claim our free clickable design of 5–6 key screens.
Read our guide on how to hire mobile app developers, see how much it costs to build an app, or try the cost calculator.
Choose the way of working that fits your budget and timeline:
Best for MVPs and projects with a clear scope. You agree on price, timeline and features before development starts.
Flexible for products that will evolve. You pay for actual development time and can change priorities after every sprint.
Add experienced Flutter developers, designers and QA engineers to your team on a monthly basis for long-term development.
Want a quick budget? Use our app development cost calculator or request a free estimate.
Our rates start from $35 per hour. You can hire by the hour, by the month, or agree a fixed price for a defined scope.
Yes. We propose developers for your project and you interview them on a video call before they start.
We agree a start date with you as soon as the skills and scope are confirmed.
Yes. We prepare store listings and builds, handle the review process and release updates after launch.
Yes. We build back ends and APIs with ASP.NET Core, Node.js, Laravel or Firebase, so one team owns the whole app.
Yes. We review the code, fix urgent issues, update packages and Flutter versions, and then continue development.
You do. The code lives in your repository and you have access to it at all times.
Yes. Team size is reviewed every month, so you can add or reduce developers as your roadmap changes.
From startups to enterprises, we deliver innovative software, web, and marketing solutions designed to drive growth and long-term success.
We'll design the 5-6 key screens of your web or mobile app as a clickable prototype.
Then build your starter MVP for $1,500 instead of $3,000: 50% off when you claim your free design.