Cross-Platform Mining Lab Troubleshooter

I need a minimalist mobile app that helps technicians diagnose AAS/ICP spectrometer issues in the field. The core of the build will be a cross-platform codebase in Flutter or React Native, released on both iOS and Android... (Budget: $250 - $750 USD, Jobs: Android, Flutter, iPhone, Mobile App Development, PHP, React Native, Supabase, Troubleshooting)