InsightNote is a robust AI-powered tool that effectively condenses text, audio, and video material, responding to the growing need for speedy processing of information across different media formats. Based on the support of state-of-the-art natural language processing (NLP) and machine learning algorithms, InsightNote applies the Facebook/BART-Large-CNN model to create brief, natural-sounding, and contextually appropriate text summaries; Vosk, an offline speech recognition library with high accuracy for converting multilingual and accented audio content; and FFmpeg, an all-around multimedia library for pulling audio out of video to enable the playback to be seamless and transcribable. InsightNote follows a simple, sequential processing pipeline to process materials such as articles, podcasts, webinars, and recorded meetings and deliver configurable outputs based on user preference such as summary length, topics of interest, and output format (text or audio). It provides tremendous value in four main areas: in journalism, condensing interviews and news reports into publishable abstracts; in education, shortening long lectures and webinars into study material; in business, generating good meeting summaries to assist in quick decision-making; and in law, generating abbreviated case notes from lengthy testimonies and hearings. With its simplicity of use, adaptability, and offline processing feature, InsightNote greatly increases productivity and decision-making by making voluminous amounts of information more accessible across these large industries.