Competitive advantage
Flutter
• Great look and feel thanks to rich widgets;
• Rapidly growing community, and popularity;
• Excellent documentation with strong support from the Flutter team (which makes it easy to start developing with Flutter);
• Improving Flutter for Web, offering the potential for one codebase across mobile and web platforms
• Difficult to beat time-to-market length
React Native
• Stability (5+ years on the market);
• Many successful, prominent market players using React Native;
• Mature, vast community;
• Easy-to-learn technology;
• Plenty of tutorials and libraries, which allow quick and easy development;
• Code can be easily reused for both web app and desktop app development.