Vico - Local First Video Converter

Convert, crop, trim and transcribe videos entirely in your browser with no uploads, no servers, complete privacy. Built on browser-native APIs: WebCodecs for hardware-accelerated video/audio processing WebAssembly (ONNX Runtime) for in-browser transcription for mobile-devices will be rolled out soon WebGPU is only supported for in-browser transcription Key Features: Local-First Privacy: Everything runs 100% locally in-browser. Your files never leave your device. Format Support: Convert between MP4, WebM, MOV, MKV (video) and MP3, AAC, WAV (audio) with full codec control — H.264, H.265/HEVC, VP9, AV1. Video to Audio: Extract audio from any video file instantly. Visual Cropping: Crop with preset aspect ratios (16:9, 9:16, 1:1, 4:5, etc.) or free-form crop In-Browser Transcription (Beta): Powered by whisper.cpp, with model cached to your browser. Supports multiple languages with automatic detection (Transcription is in Beta — minor bugs exist, full rollout coming shortly). The transcription only runs on WebGPU supported devices. WASM ( ONNX Runtime) will be supported in stable version