RecordPad Professional Edition is a MP3 & Audio software developed by NCH Software. After our trial and test, the software is proved to be official, secure and free. Here is the official description for RecordPad Professional Edition:

MarydownEditor: RecordPad Professional Sound Recording Software is a free and simple recording software for Windows. RecordPad Professional is ideal for recording audio for use in digital presentations and projects. The size of the installation is small and downloads quickly. You can use RecordPad Pro to record sound, voice, music or any other audio type. Recording audio on your computer has never been easier. Easily use the software to record audio notes, messages, announcements in wav or mp3 files.
RecordPad Professional Edition Features:
* Record sound, notes, voice, music or any other audio
* Save recordings in wav or mp3 format
* Voice activated recordings
* Use Hotkeys to control the software even while working in other programs
* Simple and robust for personal, professional, and corporate use