JDVoiceMail - Send compressed voice emails

JDVoiceMail is an easy to use application that lets you record and send voice mail messages, using your default email program (Outlook, Outlook Express etc.). It creates compressed .wav files using DSP True Speech, GSM 6.10 or LAME codecs, and can achieve file sizes of about 30kb (using a 30 second message as an example). The receiver does not need to install any software and can listen to the message with Windows Media Player or any other audio player. The interface is straightforward and easy to use with standard playback controls. The audio message can be automatically attached to a new email message or saved to disk. Other features include a customizable subject line and body text, a photo address book, as well a codec selection and recording controls. Download : Click Here

CQPhone - PC to PC phone

CQPhone is an easy to use PC-to-PC phone, that allows voice chat, as well as video chat and text chat. In addition, you can easily exchange pictures and web links by simply dragging them onto the interface. Once you install the software, you will be automatically assigned a phone number, no registration or sign up required. To connect to your friend)s), simply enter their CQPhone number, just like you would with an ordinary phone. CQPhone works with most firewalls and routers without additional configurations. The sound quality is very good.
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Skype - Make Internet phone calls

Skype is a user friendly P2P software, that allows you to make free Internet telephone calls (VoIP) to any other Skype user, anywhere in the world. The sound quality is as good or even better than regular phones, and requires no additional equipment, besides a normal PC microphone or headset. The Skype interface is similar to popular instant messenger clients and allows you to create a profile, with optional picture, that will be displayed when you call other Skype users or receive incoming call. The program is very easy to use, and works with firewalls and NAT without any additional configuration changes. Basically, all you have to do is download, select a Skype username and you are ready to make or receive calls.
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