OpenWhispr is an open-source desktop and mobile dictation application that provides fast, accurate speech-to-text, meeting transcription, and notes. It supports macOS, Windows, Linux, iPhone, and iPad, and offers privacy-first local transcription models as well as cloud processing through user-provided API keys or OpenWhispr Cloud. The product emphasizes private, bot-free transcription, AI chat over meeting data, audio-to-text conversion, and semantic search for notes.