Lucia - AI Chatbot & Scanner is an AI assistant for iPhone, iPad, and Apple Vision Pro built on ChatGPT and GPT-4o. It combines a conversational chatbot with a built-in document scanner, so you can move from capturing text to getting answers or summaries in one app.
AI chat for everyday questions
Use Lucia to ask questions in natural language, get explanations in plain English, and keep a back-and-forth conversation for study, work, planning, or general help.
- Ask questions and get clear answers
- Explain complex topics in simpler terms
- Support for ongoing, natural dialogue
Scan and work with documents
The scanner helps you digitize paper documents and text, then analyze or rewrite what you captured using AI.
- Scan documents and notes
- Summarize scanned text
- Rephrase or analyze content from paper materials
Lucia is listed in the Productivity category, supports 30+ languages, and is free to use with optional in-app purchases.

