Perplexity is an AI-based search and discovery tool designed to provide users with credible and up-to-date answers. It helps users efficiently obtain the information they need through AI-guided searches, voice or text queries, in-depth thread follow-ups, a built-in trust system (citing sources), and a personal knowledge base. This app is suitable for anyone seeking to quickly access accurate information, from students and researchers to casual knowledge explorers. Perplexity is currently available for free download, with in-app purchase options offered.