SaaS & Business Tools
PitchPartner: AI Pitch Coach
AI pitch coaching SaaS helping founders practice pitches, get instant feedback, and track improvement
Product Studio
We build the apps
people keep open.
More than twenty shipped products across wellness, fitness, travel, music and offshore engineering. One team, from first sketch to store listing — most in two to four months.
20+
Products shipped
10+
Clients worldwide
5+
Years on Flutter
100%
Client satisfaction
Recent work
All projects
Engineering & Energy
CASK: Geotechnical Software Suite
Multi-module SaaS platform for offshore geotechnical engineers — leg penetration analysis, caisson design, and CPT interpretation
Sport & Wellbeing
Calot: Activity Into Prizes
Gamified fitness platform converting activities into prizes with Health Hub integration
What we take on
01
Flutter app development
One codebase, iOS and Android, no compromise on feel.
02
Product & UI design
Flows, screens and motion, designed against the real build.
03
Integrations & backend
Supabase, Firebase, Stripe, RevenueCat, Health Hub, custom APIs.
04
Maintenance & scale
Releases, performance work and support after launch day.
From the blog
All articlesFlutter State Management: Popular Solutions
Dive into the world of Flutter state management and find out which solution is right for your project.
Clean Architecture in Flutter Apps
Learn how to structure your Flutter projects using clean architecture principles for better maintainability.
Why Flutter is the Future of Cross-Platform
Explore how Flutter is revolutionizing mobile app development with its unique approach to cross-platform solutions.
Have something to build?
Email, WhatsApp or a short brief — we reply within a working day.
Project brief
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Email
info@flutterfirst.com
Best for briefs, documents and NDAs.
WhatsApp
Fastest reply — voice notes welcome, 9:00–18:00 CET.
Studio
Warsaw, Poland
Remote worldwide · CET / CEST
First reply< 1 working day
Scoping call45 minutes
Estimatewithin a week