I can call it an educational tool as I use it to record my notes and then here it in my player which help me lot. Anyway it’s your matter which purpose you going to use it. Remember all this link are WOT ( Web Of Trust ) checked. You can use all this audio recording software for free. I don’t try to edit the description what the site officially give in  their site unless there is a special need. So here is the list:

1. Audacity : Audacity® is free, open source software for recording and editing sounds. It is available for Mac OS X, Microsoft Windows, GNU/Linux, and other operating systems. Download Here.

2. Quartz Audio Master Free : Easily record audio, in perfect sync with Midi, with any instrument or microphone or assemble already existing audio materials or music loops. Easily record Midi, as well, using a Midi keyboard or your computer keyboard and even if you are not a professional musician don’t get stuck by difficult parts to perform, thanks to the genuine ‘Scale filtering’ feature.It only support Windows environment. Download Here.

3. KRISTAL : It is a powerful multi-track recorder, audio sequencer and mixer – ideal for anyone wanting to get started with recording, mixing and mastering digital audio. Support Windows 2000 and XP. Download Here.

4. FREE Hi-Q Recorder : FREE Hi-Q Recorder is free sound recording software to record streaming audio, Internet radio, webcasts, music, meetings, classes, seminars, convert LP’s, records, tapes, make free ringtones and a lot more. It’s an MP3 sound recorder to record anything you can hear! Support Windows Vista (all editions), XP (all editions), 98SE, ME, 2000 and Mac. Download Here.

5. Anvil Studio : Anvil Studio ™ is a free Windows Vista(32-bit)/XP/2000/ME/98 program designed for people who want to record music with MIDI and Audio equipment,compose music for MIDI and Audio equipment,sequence music with MIDI equipment, or play with music using a computer and sound card. Download Here.

6. FreeCorder : Freecorder Toolbar has been updated to the Ask & Record Toolbar. This is the most powerful media capture toolbar ever. And it’s still 100% FREE! Download Here.

7. Say and Post : It is a tiny (192 kb) windows application that allows you to record a voice message and post it online immediately. After recording you can just insert link to the voice file into your email, webpage or forum post. It is the easiest way to publish voice messages online. Download Here.

8. Free Sound Recorder : It does exactly as it sounds — it is an easy-to-use FREE software program that lets you record any sounds from your sound card and save the recording directly into MP3, WMA or WAV files. Download Here.

As always if you have any suggestion regarding this list, you are welcome.