MindBloom is an AI-powered emotional wellness platform for children aged 4-12 that integrates on-device TensorFlow Lite EfficientNetV2 for real-time facial emotion recognition (87% accuracy) and BERT-based text sentiment analysis. The child Android app features Calm Bot conversations powered by Groq Llama 3.3 70B LLM, delivering empathetic responses and personalized activity recommendations (breathing exercises, drawing, puzzles, stories) based on detected moods. A companion parent app provides comprehensive monitoring through MVVM architecture with Room local caching, displaying weekly emotional summaries, growth charts, safety alerts via Firebase Cloud Messaging, and PDF reports generated through Gotenberg. The FastAPI backend orchestrates Supa base PostgreSQL data persistence, dual content safety filtering (99.3% clean responses), and 12-language localization supporting India's diverse linguistic landscape.