StarTrinity VoIP Softswitch3.1 - Download
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Publisher Description
The software is a free Windows-based class 5 softswitch with billing and web interface. It can be used for VoIP wholesale, origination, termination, also as a platform for building various VoIP applications: PBX systems, IVR servers, conference servers, SBCs, call centers, auto-dialers, etc. Call procesing in the softswitch is based on CallXML scripts. The softswitch is a continuously-self-tested system with high stability and performance. SIP and RTP modules are used by more than 600 customers all over the world.
Key features
Freeware for unlimited channels
FAS detection and suppression
Generation of FAS: before connection, after disconnection, loopback audio
Long PDD detection
Detection of dial tone signal in RTP packets, post-dial delay (PDD) measurement. Detection of ringback tone inside RTP packets, reporting of RBT delay
Dead air, one-way audio detection
RTP jitter, packet loss, low MOS detection
Web API for integration with your third-party software
Test call generator (TCG) robot calls blocking (against SIM block issues)
Detection of ringback tone, call answer and call termination events from RTP audio stream (for SIP-bluetooth-GSM termination with asterisk module chan_mobile)
Human/machine detection to reject machine calls or avoid SIMs from blocking in GSM gateways (SIMBOXes)
Whitelisting, blacklisting with custom complex logic
Google Speech API v2 for automatic speech recognition (ASR) IVRs
Continuous VoIP call quality measurement of both caller and called party. Embedded testing of softswitch, IP network, trunks and SIP phones
Protocols: SIP over UDP and TCP, RTP, RTCP, HTTP
CallXML scripting engine: easy-to-understand, compact scripts, from simple to complex
Web interface for configuration
Supported audio codecs: G.711, G.723, G.729.
Email alerts and reports on SIP trunk call capacity overloads and low audio quality detections
About StarTrinity VoIP Softswitch
This Telephony program is available in English. It was last updated on 18 October, 2026. StarTrinity VoIP Softswitch is compatible with the following operating systems: Windows, Windows-mobile.
The company that develops StarTrinity VoIP Softswitch is StarTrinity.com. The latest version released by its developer is 3.1.
The download we have available for StarTrinity VoIP Softswitch has a file size of 7.3 MB. Just click the green Download button above to start the downloading process. The program is listed on our website since 2014-06-25 and was downloaded 0 times. We have already checked if the download link is safe, however for your own protection we recommend that you scan the downloaded software with your antivirus. Your antivirus may detect the StarTrinity VoIP Softswitch as malware if the download link is broken.
How to install StarTrinity VoIP Softswitch on your Windows device:
- Click on the Download button on our website. This will start the download from the website of the developer.
- Once the StarTrinity VoIP Softswitch is downloaded click on it to start the setup process (assuming you are on a desktop computer).
- When the installation is finished you should be able to see and run the program.
Program Details
System requirements
Download information
Pricing
Version History
version 3.1
posted on 2014-06-25
Web interface, billing, CDR, IVR
Disclaimer
External Download
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