Virtual Null Modem
Null-modem cable is basically used for communication of two RS-232 "DTE" devices with each other. To create null-modem connection between the devices you need to use two computers or two serial ports of a single computer connected with null-modem...

Shareware Price: USD $74.00, EUR 59.95
Download Size: 1382 KB Platform Windows 2000, Windows XP, Windows 2003

Twilight Utilities Phone Server
Internet phone server / gateway software for the home and small business. A true software voip solution without expensive hardware. Take your old voice modem and give it new life. Our innovative software gives you full remote control of your...

Shareware Price: USD $34.95
Download Size: 2827 KB Platform Windows 2000, Windows XP, Windows 2003

conaito VoIP ActiveX SDK
conaito VoIP ActiveX library for developers of VoIP audio applications, such as voice chat, conference, VoIP, providing real-time low latency multi-client audio streaming over UDP/IP networks. Includes efficient components for sound recording,...

Commercial Price: USD $369.00
Download Size: 767 KB Platform Windows 95, Windows 98, Windows Me, Windows NT, Windows 2000, Windows XP, Windows 2003

Virtual Modem PRO
Virtual Modem PRO 3.0 creates software virtual IP-modems and maps them to virtual serial ports in Windows OS. The product was developed to emulate standard hardware modems. New feature of Virtual Modem PRO enables not only to fully emulate Fax...

Shareware Price: USD $99.95, EUR 89.95
Download Size: 3655 KB Platform Windows 2000, Windows XP, Windows 2003

Virtual Modem
There are many old data-centric applications that, for historical reasons, use direct modem connections to exchange data between Client and Server. Nowadays, local and global TCP/IP networks have made the direct modem connection obsolete....

Shareware Price: USD $199.95
Download Size: 1300 KB Platform Windows XP, Windows Vista, Windows NT, Windows 2003, Windows 2000

VoIP EVO SDK for Pocket PC and Windows Mobile
conaito VoIP EVO SDK for Pocket PC and Windows Mobile - A simple way to VoIP-enable your Pocket PC applications Conaito VoIP EVO SDK for Pocket PC contains a C-API DLL and a COM control of the VoIP EVO client that can be used from any programming...

Commercial Price: USD $899.00
Download Size: 4228 KB Platform Windows XP, Windows Vista, Windows 2003, Windows 2000, Windows CE, Pocket PC, Linux

Virtual Serial Port Kit
Virtual Serial Port Kit creates pairs of virtual serial ports in your system which are virtually connected to each other. Physical null modem cables are not required. You can connect any number of virtual port pairs. Virtual serial port pairs will...

Shareware Price: USD $149.95
Download Size: 3431 KB Platform Windows XP, Windows Vista, Windows NT, Windows 2003, Windows 2000

Virtual Serial Port Driver XP4.5
Virtual Serial Ports Driver XP creates two pure virtual serial ports in your system which are virtually connected to each other. For other Windows applications, virtual ports will be seen exactly as two real serial ports connected via null-modem...

Shareware Price: USD $111.95, EUR 99.95
Download Size: 1196 KB Platform Windows 98, Windows Me, Windows NT, Windows 2000, Windows XP

SIP Softphone ActiveX
SIP Softphone ActiveX - A powerful and highly versatile VoIP SDK to accelerate development of SIP applications.

Commercial Price: USD $999.00
Download Size: 8137 KB Platform Windows XP, Windows Vista, Windows 2003, Windows 2000, Windows CE, Pocket PC, Linux

VoIP EVO SDK for Windows and Linux
conaito VoIP EVO SDK - A simple way to VoIP-enable your applications and websites. The conaito VoIP EVO SDK contains a high performance VoIP conferencing client capable of delivering crystal clear sound even for both low and high-bandwidth users....

Commercial Price: USD $899.00
Download Size: 11481 KB Platform Windows XP, Windows Vista, Windows 2003, Windows 2000, Windows CE, Pocket PC, Linux

Carousel Telephony Adapter
Carousel is software to connect VoIP calls to ordinary telephone lines and vice versa using one of a number of professional telephony devices. It works as a virtual FXO gateway. You install it as a service on any Windows PC. SIP protocol VoIP...

Freeware Price: Free
Download Size: 21094 KB Platform Windows 2000, Windows, Windows XP, Windows 2003, Windows Vista

H323 VoIP SDK
H323 VoIP SDK provides a powerful and highly customizable solution to quickly add H.323 based dial and receive phone calls features in your software applications. It accelerates the development of H.323 compliant soft phone with a...

Shareware Price: USD $399.00
Download Size: 3127 KB Platform Windows XP, Windows Vista, Windows 2003, Windows 2000

conaito VoIP SDK ActiveX
conaito VoIP SDK ActiveX for developers of VoIP audio applications and webpages, such as voice chat, conference, VoIP, providing real-time low latency multi-client audio streaming over UDP/IP networks. Includes efficient components for sound...

Commercial Price: USD $369.00
Download Size: 4730 KB Platform Windows 98, Windows, Windows Me, Windows 2000, Windows XP, Windows 2003, Windows Vista

conaito VoIP Standard SDK ActiveX
conaito VoIP SDK ActiveX for developers of VoIP audio applications and webpages, such as voice chat, conference, VoIP, providing real-time low latency multi-client audio streaming over UDP/IP networks. Includes efficient components for sound...

Commercial Price: USD $369.00
Download Size: 2170 KB Platform Windows 98, Windows, Windows Me, Windows 2000, Windows XP, Windows 2003, Windows Vista

conaito VoIP Extended SDK ActiveX
conaito VoIP SDK ActiveX for developers of VoIP audio applications and webpages, such as voice chat, conference, VoIP, providing real-time low latency multi-client audio streaming over UDP/IP networks. Includes efficient components for sound...

Commercial Price: USD $499.00
Download Size: 2488 KB Platform Windows 98, Windows, Windows Me, Windows 2000, Windows XP, Windows 2003

conaito VoIP Enterprise SDK ActiveX
conaito VoIP SDK ActiveX for developers of VoIP audio applications and webpages, such as voice chat, conference, VoIP, providing real-time low latency multi-client audio streaming over UDP/IP networks. Includes efficient components for sound...

Commercial Price: USD $699.00
Download Size: 4730 KB Platform Windows 98, Windows, Windows Me, Windows 2000, Windows XP, Windows 2003, Windows Vista

VSoft3
The VSoft Phone is a simple to use internet telephone system that can reduce your call costs. It uses the latest technology to let you make calls to friends, family, and business associates anywhere in the world without any chunky telephone...

Freeware Price: Free
Download Size: 3818 KB Platform Windows XP, Windows 2003

Advanced Virtual COM Port
Advanced Virtual COM Port is the first software of its kind which includes both local and network virtual COM port functions. It can share your real COM ports or it can create virtual COM ports and connect them with a virtual null-modem cable...

Shareware Price: USD $79.98
Download Size: 1418 KB Platform Windows 2000, Windows XP, Windows 2003

VOIP Quick Guide
Designed for networking and telecom engineers, admins and communication technology educators and students, this VOIP technology quick guide covers all related technologies: SIP, H.323 and xGCP signaling architecture and technologies, VOIP...

Data Only Price: USD $13.99
Download Size: 33 KB Platform Unknown

Dialgo VOIP TAPI DLL SDK
VOIP TAPI Solution. Dialgo Wave Modem ActiveX SDK Features Caller ID Extraction, Digit Monitor and Playback, Wave File Playback and Recording on Phone Line. You get to save your Wave File in 20+ Audio Formats. Inputs CCITT u-Law Compressed Wave...

Demo Price: USD $399.00
Download Size: 1428 KB Platform Windows Me, Windows NT, Windows 2000, Windows XP, Windows 2003, Windows CE, Pocket PC

Virtual Serial Ports Driver XP
Virtual Serial Ports Driver (VSPD) creates two pure virtual serial ports in your system which are virtually connected to each other. For other Windows applications, virtual ports will be seen exactly as two real serial ports connected via...

Shareware Price: USD $111.95, EUR 99.95
Download Size: 1576 KB Platform Windows 95, Windows 98, Windows Me, Windows NT, Windows 2000, Windows XP

3CXPhone FREE VoIP Phone for Windows
Free VOIP / SIP phone (softphone) for Windows. Use your PC as a phone. Works with popular VOIP providers and SIP PBX's (including 3CX Phone System). The interface is easy to use and similar to that of popular Smartphones. 3CXPhone is compact and...

Freeware Price: Free
Download Size: 3472 KB Platform Windows XP, Windows Vista, Windows 2003, Windows 2000

Eltima Virtual Serial Port Driver
Eltima Virtual Serial Port Driver comes in handy when you don't have enough serial ports in your system, or all of them are occupied and you still need more. Or you don't have hardware serial ports at all .Created virtual port pairs look like real...

Shareware Price: USD $99.95, EUR 89.95
Download Size: 3118 KB Platform Windows XP, Windows NT, Windows Me, Windows 98, Windows 2003, Windows 2000

Teleon Skype Gateway for Voice Modem
Teleon Skype Gateway for voice modem is a VoIP gateway driver for common voice modem card. Calls can be forwarded from PSTN to Skype remote user and vice versa, in fix transfer mode or free dial mode. Its freeware version has a duration...

Freeware Price: Free
Download Size: 946 KB Platform Windows 2000, Windows XP

Twilight Utilities Skype Forwarder
Skype to phone and phone to Skype. Never miss a Skype call again. Skype Forwarder forwards Skype calls to your cell phone. As well it functions as a phone to Skype gateway. Use your cell phone to make and receive Skype calls. Use your voice modem...

Shareware Price: USD $19.95
Download Size: 1698 KB Platform Windows 2000, Windows XP, Windows 2003

Orion VoIP Monitor
Download a free trial version of SolarWinds Orion VoIP Monitor: Need to extend the capabilities of Orion to VoIP traffic? VoIP Monitor enables you to measure and track the performance of voice quality across Wide Area Networks (WANs), where it...

Shareware Price: USD $1195.00
Download Size: 9492 KB Platform Windows 2003, Windows

DEKSI Modem Pooling
DEKSI Modem Pooling (DMP) is an advanced, powerful, and feature rich client-server software system that allows you to use any serial (COM) port on a remote computer from your local computer via a TCP/IP network connection. Sharing COM ports means...

Shareware Price: USD $199.00
Download Size: 2263 KB Platform Windows NT, Windows, Windows 2000, Windows XP, Windows 2003, Windows Vista

vEmotion for VoIP
vEmotion is a perfect VoIP audio assistant. It flawlessly records VoIP calls into MP3 or WAV files with data and infos encrypted and password protected. Also add life to your VoIP voice convsations. Enjoyable things include background music,...

Shareware Price: USD $14.95
Download Size: 2531 KB Platform Windows NT, Windows 2000, Windows XP, Windows 2003

Axon Virtual PBx System
Axon is a virtual PBX designed to manage calls within a business or call center environment. Any business, whether small or large, can now implement a scalable PBX solution with an existing PC which connects to phone lines and extensions using...

Freeware Price: Free
Download Size: 37164 KB Platform Windows 98, Windows, Windows Me, Windows NT, Windows 2000, Windows XP, Windows 2003, Windows Vista

VoIP Review
Get unlimited local/long distance calling with VoIP! VoIP Reviews at VoIPReviewer.net - providing consumers with easy access to reviews and comparisons of the top Voice Over Internet Phone (VoIP) providers on the web.

Freeware Price: Free
Download Size: 1157 KB Platform Windows 95, Windows, Windows 98, Windows Me, Windows XP, Windows 2000, Windows 2003, Windows Vista