WhatLetter is an AI-powered application that captures, translates, and discusses various language documents. Through photography, users can instantly obtain document interpretation and translation. The app supports over 30 languages, enabling seamless communication globally. Users can choose their preferred language and receive personalized explanations and answers through AI. WhatLetter prioritizes user privacy by not storing any user-provided images, and user chat histories are for reference only and not shared or accessed by third parties. Future features include integrations with WhatsApp and Telegram. WhatLetter aims to facilitate easier reading and understanding of various documents, providing translation and communication convenience for immigrants, seniors, and others."