Top 15 Siphon SIP Alternative and Similar Softwares | Apr 2024

1. Asterisk

Asterisk is free software that transforms a computer into a communication server. Asterisk lets you build applications like PBX, VoIP gateway, IVR and ACD....... TpSort Score | 2,170,000

2. Yate - Yet Another Telephony Engine

Yate is a softswitch (concept of separating the network hardware from network software). It supports VoIP protocols: H.323, SIP, IAX1, IAX2, RTP. For the plain old telephony systems (PSTN) it supports ISDN BRI and PRI. Is compatibile with EuroISDN, National ISDN, Lucent 5E, Nortel DMS-100, NI-2. Yate can...... TpSort Score | 6,790,000

3. Zaplee

Zaplee is a global cloud-based PBX phone system. Our system works with Skype, Google Voice, SIP, VOIP, landline and mobile phones. We can provide phone numbers in over 60 countries and thousands of cities.According to one of our customers, Zaplee is…“The fastest, easiest and most cost effective way to set...... TpSort Score | 28,500,000

4. tSIP

Lightweight portable SIP softphone with BLF and customizable keypad built with libre/librem/baresip BSD-licensed stack....... TpSort Score | 37,600

5. Aspect Prophecy

Aspect Prophecy is a powerful, entirely standards-based platform for speech, IVR, and SIP VoIP applications. Prophecy is the world’s first telephony application platform software to offer enterprise-class features with retail like simplicity....... TpSort Score | 14,500,000

6. Tpad

Tpad is a free program that uses the latest VoIP / SIP technology to bring free and crystal clear voice quality communications to any user all over the world. When you use the free Tpad software, you can call regular phones in various popular destinations for free or at ultra...... TpSort Score | 10,200,000

7. sipXecs

A SIP based implementation of a PBX / unified communications system....... TpSort Score | 28,400,000

8. FaceBreak

FaceBreak enables FaceTime over 3G! With 1 click and no setup, you can get FaceTime running over 3G and use it anywhere you want- no more looking for WiFi....... TpSort Score | 28,200,000

9. VoIPover3G

VoIPover3G tricks applications into thinking that they are on a WiFi-Connection, even though they are on a cellular-connection like GRPS, EDGE or 3G.This removes restrictions put in place by the developers, apple and AT&T and allows you to make calls using VoIP apps like Fring or Skype. This app is...... TpSort Score | 28,300,000

10. Mizutech VoIP Server

A robust SIP/H.323/WebRTC softswitch for Windows with a long list of features including PBX and billing....... TpSort Score | 11,000,000

11. My3G

Take back your 3G! My3G makes apps believe that they are on WiFi instead of 3G. With My3G, you can now watch HiDef YouTube videos, call people over Facetime, and use Skype/Fring/other VOIP apps over 3G!This app is available in Cydia (jailbroken devices only)....... TpSort Score | 28,200,000

12. Linphone

Linphone is an internet phone or Voice Over IP phone (VoIP). With Linphone you can communicate freely with people over the internet, with voice, video, and text instant messaging. Linphone makes use of the SIP protocol, an open standard for internet telephony. You can use Linphone with any SIP VoIP...... TpSort Score | 140,000

13. Vestalink

We have an alternative that works better than Google Voice when it comes to VoIP calling. It's not free like GV but it's so inexpensive and carries the best value.Vestalink voip service will meet your needs. It's almost a drop-in replacement for Google Voice. ( http://www.vestalink.com/topic/google-voice-replacement-phone-service )Vestalink works...... TpSort Score | 28,500,000

14. Ozeki Phone Systems

Ozeki Phone System XE is a Software PBX telephony platform for Windows. Ozeki enables your applications to connect PBX and access IVR, Webphone, SMS sending, 3D video calls and other functionalities. It makes possible to use PHP VOIP, .NET VOIP, VOIP SQL connections or HTTP requests for control and automate...... TpSort Score | 132,000,000

15. voximal

A phone bot based on Asterisk with VoiceXML....... TpSort Score | 240,000,000