# BottomUp > BottomUp translates natural, bottom-up thinking into prompts AI systems like ChatGPT can understand, without changing what you mean. BottomUp is a free, no-login tool designed as a bridge between thinking styles. It preserves the user's voice, tone, and meaning while reshaping prompts into a structure that AI systems can respond to clearly. Built with neurodivergent thinkers in mind. ## Pages - [Home](/): Translate your thinking into AI-ready prompts. - [Bottom-Up Thinking Guide](/blog/bottom-up-thinking-guide): What bottom-up thinking is and how it differs from top-down. - [Privacy Policy](/privacy): How BottomUp handles your data. - [Terms of Service](/terms): Terms for using BottomUp.