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 API keys required. Optional cloud mode available for faster processing.
Now exports MP4 karaoke video and MP3+G (CD+G), alongside KFN and LRC — generate exactly the format you need, on demand.
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.
Real percentage progress while exporting MP4, vocals, or audio — know exactly how far along you are, no more guessing.
Built-in editor to fix timing or lyrics before export. Split lines, adjust timestamps.
Download, transcribe, sync, and package — fully automated in one click.
In local mode, your audio never leaves your computer. Cloud mode is opt-in, for when you want faster processing. Privacy policy →
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 LRC, MP4 video, or MP3+G, generated on demand.
Start for free. Upgrade once for unlimited local processing, or buy credits for cloud AI.
Local processing only — cloud AI needs credits.
1 credit = 1 cloud-generated karaoke track. No subscription required — buy anytime in the app's License window.
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