Rebel App Studio, a division of Codemate, is a specialized consultancy focused on Flutter development, assisting ambitious startups and enterprises in creating high-quality, cross-platform applications from a single codebase. Our approach combines product design, engineering, and strategic thinking into a streamlined process, thereby reducing time-to-market and long-term maintenance costs. As the sole Google-recognized Flutter consultancy in the Nordics, we provide our clients with early access to Flutter best practices and technical insights from the original source. Our team has also played a role in developing the Flutter framework itself. We have successfully created applications across various industries, often dealing with intricate integrations, subscription models, or performance-critical architectures. Our strengths particularly lie in launching scalable MVPs and modernizing legacy applications using Flutter. As part of Codemate, which boasts over 100 professionals skilled in custom software development, UX/UI design, and AI/data, we support clients throughout the entire process, from ideation to full-scale delivery. We also contribute to the Flutter ecosystem through developing internal tools, open-source projects, and presentations at international developer events, constantly striving to advance the Flutter community.