Paste a YouTube URL. Karafy separates vocals, fetches and transcribes lyrics, syncs them to the audio, and exports both a karaoke version and a clean instrumental track.
Windows 10/11 · Free & Pro
Powered by Whisper.net — runs entirely on your machine. No cloud, no Python, no API keys.
Exports KFN, CDG+MP3, and LRC — each in two versions: original and instrumental. Compatible with most karaoke players and software.
Automatically splits the audio into vocals and instrumental. Exports two KFN files — one with the original track, one with clean backing — ready to sing along.
Built-in editor to fix timing or lyrics before export. Split lines, adjust timestamps.
Download, transcribe, sync, and package — fully automated in one click.
Your audio never leaves your computer. All processing happens locally.
Silent background updates keep you on the latest version automatically.
Any song video — Karafy downloads the audio automatically using yt-dlp.
audio-separator splits the track into vocals and clean instrumental — Whisper transcribes on the clean vocal track for better accuracy.
Whisper generates word-level timestamps; lyrics are fetched from the web and used to correct the transcription.
Each word is aligned to the music. You can preview and fine-tune in the built-in editor.
Download KFN with original audio and a "(karaoke)" KFN with clean instrumental — plus CDG+MP3 and LRC.
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