Recall.ai is a knowledge management platform that transforms scattered content into a self-organizing knowledge base. It allows users to summarize content, chat with it, and always recall it. The platform is designed to help users cut through the noise with summaries of their content, store it with peace of mind, and access it through browser extensions, web, and mobile apps. Recall.ai offers features like instant summaries, augmented browsing, automatic categorization, spaced repetition, and an automatic knowledge graph. It supports various content types including YouTube videos, PDFs, Google Docs, and articles. The platform is privacy-focused, with offline-first browsing and secure cloud storage for saved content. It is trusted by over 400,000 users worldwide and is rated 4.9 on Product Hunt.