Online Song Key finder

Use this tool for finding the key of a song.

Source file

You can either enter a remote URL (e.g. a location where the source file is located) or a local file from your device. If both, an URL and a local file are selected then one of them is ignored.

How to find the key of a song?

  1. Select a MP3 file.
  2. Click the "Find song key" button.
  3. The song's key is shown.