Free AI Transcription & Audio Enhancer | DeVoice is a web based tool that converts audio and video files into text while also improving sound quality. The service supports transcription in over 100 languages and provides word level timestamps, automatic speaker diarization, and AI driven noise reduction. Users can export transcripts in SRT or VTT formats for subtitling. The platform is accessible through the website devoice.io and is offered as a free service. The tool includes a Smart Summary AI feature that automatically selects an appropriate summary structure based on the content. Available summary types include chapter summaries that organize the transcript into sections with concise overviews, core point extraction that highlights main arguments and conclusions, study notes formatted for review, creator repurpose suggestions for generating reusable content ideas and social media posts, meeting summaries that extract decisions and action items, court summaries that identify disputed issues and evidence, case discussions for medical diagnostic debates, and evidence organization that records facts and flags conflicts. Podcast show notes with chapter markers and highlights can also be generated. Typical use cases include transcribing social media videos, podcasts, meetings, interviews, and legal proceedings. The workflow involves uploading an audio or video file, selecting the desired language and summary type, and receiving a transcript with optional enhancements. The platform automatically detects languages such as Bahasa Indonesia and Bahasa Melayu. No specific technical requirements beyond a modern web browser are mentioned, and the service operates entirely online without the need for software installation.