Shownotes is a platform that helps podcasters summarize their episodes and create memorable quotes with the help of chatGPT. It offers blazing fast transcription services for videos and audio files, with support for multiple languages such as French, German, and Spanish. The tool is praised for its ability to bring old video content back to life, attracting new audiences. Shownotes offers three different pricing plans, ranging from Free to Pro, with varying limits on monthly minutes and content retention periods.