Now A1 Audio Ripper is a freeware. You can use the following RegCode for free.

Your Registration Information:
User Name:free
Register Code:47403050BCC923485645

1. Launch A1 Audio Ripper and click the "Register" button in the "Register reminder" dialog box.
2. Fill in your User Name and Register Code, exactly as given to you. And click "OK" button. We recommend you copy/paste(Ctrl+C/Ctrl+V) them.