MX Skype Recorder v3.1 is a freeware application for Windows 2000/XP/2003 that allows you to record and save audio conversations in Skype, Yahoo! and Google Talk VoIP clients in the background and save them as an MP3 or PCM Wav audio file.

Here are some of the main features of this recording software:

- Works in automatic mode (you don’t need to press “record” or “stop”) or manual mode
- Automatic compress in mp3 format ( from 8 till 320 kbits) using Lame MP3 Encoder
- Save as wav PCM format
- Record conversations either in single or dual audio track (one channel for input, other for output)
- Works in spy mode (user who uses Skype won’t guess that all conversations will be recorded)
- Works with PC-to-PC, PC-to-phone as well as skypecast conversations
- Support all versions of Google talk, Yahoo Messenger and anothet VoIP applications

The freeware version of this software is limited to 5 minutes per record.

Download here