Calda🐙 is an award-winning mobile and web app development studio and the #1 FlutterFlow Agency of the Year (2025). We design and build high-quality, scalable applications for startups and established companies across the USA, Europe, and the UAE. We don’t just move fast—we build with precision: clean architecture, reliable backends, and products users genuinely enjoy. Our Work We’ve partnered with brands like Subway, MobioT, Superplan, BTV, and the official FlutterFlow Developer Conference app. Our experience spans: FinTech | Automotive | HealthTech | E-commerce | Real Estate | Media | Food & Beverage | Sports & Fitness Our Expertise Mobile & Web App Development (iOS, Android, cross-platform) UX & UI Design AI integrations and AI-native applications API and third-party integrations Product strategy and consulting Supabase backend architecture Vibe Coding Tech Stack FlutterFlow · Flutter (Dart) · React · Next.js · Supabase · Firebase · WeWeb · Stripe · RevenueCat · Python Certified ✅ in FlutterFlow, Supabase, Stripe, and RevenueCat. Why Calda FlutterFlow Agency of the Year 2025 App Design of the Year (FFDC ’24) Clutch Global Award Winner (Fall 2024) 4.9/5 rating across 100+ delivered projects Leading certified FlutterFlow and Supabase agency 100% in-house team, no outsourcing Full source code and data ownership Project kickoff within 48 hours Ongoing post-launch support Our team of 35 designers, developers, QA engineers, and project managers works fully in-house—ensuring consistency, speed, and accountability from concept to launch and beyond.