Top 15 Ozeki VoIP SIP SDK Alternative and Similar Softwares | Apr 2024

1. Homer

Homer is a free cross-platform SIP softphone with video support. It is able to communicate in peer-to-peer mode without any infrastructure in the network. But it also supports SIP servers (PBX boxes) as well. The amount of participants per live video conferences is unlimited by the software.Besides the conference functions,...... TpSort Score | 1,510,000

2. VoipSwitch

VoipSwitch is a SoftSwitch System with routing and billing, with SIP protocol support (in older versions also H323).Basic package includes softswitch app, IVR app, configuration manager, webportal and webdialer for end clients. It supports advanced Prepaid and Postpaid, LCR, NPA numbers, voicemail, SMS, call forwarding, music on hold, hunt groups,...... TpSort Score | 2,270,000

3. 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

4. DrayTek SIP SoftPhone

The DrayTek Softphone is a SIP phone in software which runs on any Windows PC. It provides full VoIP connectvity directly to the DrayTEL SIP service or can act as an extension to a DrayTek PBX. The softphone uses your PC's speaker/microphone, or for the best experience and more privacy,...... TpSort Score | 2,560,000

5. Jitsi

Jitsi (previously SIP Communicator) is an audio/video and chat communicator with full end-to-end encryption that supports protocols such as SIP, XMPP/Jabber, ICQ/AIM, Windows Live, Yahoo!, GTalk/Hangouts extensions, as well as OTR, ZRTP, etc.It can handle every firewall, and has many other useful features.Jitsi is completely open source / free software,...... TpSort Score | 120,000

6. 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

7. Starfish PBX

Starfish PBX aims to be an open source alternative to Digium’s Switchvox. The goal is to have a software equivalent to which we can add additional functionality like:Configure additional, non-digium, telephony cardsProvisioning for wide range of VoIP phonesSupport for additional telephony hardware (ex: chan_mobile).Option to chose between different fax implementations...... TpSort Score | 5,140,000

8. FreeSENTRAL

FreeSentral is a full IP PBX consisting of a Linux Distribution, an IP PBX and a Web Graphical User Interface for easy configuration...... TpSort Score | 122,000,000

9. 3CX Phone System

3CXPhone is a free VoIP phone available for Windows, iPhone or any Android based smart phone such as Google Nexus, Sony Xperia, Motorola Droid or Samsung Galaxy. Connect 3CXPhone to a VoIP provider or to a VoIP PBX (for example 3CX Phone System) to make calls to any VoIP, mobile...... TpSort Score | 258,000

10. Kerio Operator

Kerio Operator is a standards-based VoIP system that replaces your traditional PBX. Designed specifically for small and mid-sized businesses, it saves you money and administration time while offering your users powerful capabilities....... TpSort Score | 241,000

11. Blink

Blink, a state of the art, easy to use SIP client. You can use it with any SIP provider or its own fully-featured SIP service. Voice over IP * HD Audio (G722/Speex)* PSTN Compatible (G711)* Encryption (sRTP)* NAT Traversal (ICE)* Multi-Party ConferencingInstant Messaging* Chat Sessions (MSRP)* SMS (SIP MESSAGE)* Encryption...... TpSort Score | 2,450,000

12. Voxalot

Voxalot is a global voice applications provider that offers value-added services and features to existing customers of Internet Telephony Service Providers (ITSPs). Members use their own ITSPs to make VoIP calls, while taking advantage of Voxalot’s free and low-cost features that enhance and expand the member’s access to new and...... TpSort Score | 28,300,000

13. Twinkle softphone

Twinkle is a soft phone for your voice over IP communcations using the SIP protocol. You can use it for direct IP phone to IP phone communication or in a network using a SIP proxy to route your calls....... TpSort Score | 25,000,000

14. Bandwidth

Direct to carrier voice API and text messaging API. Enhance your app with voice and messaging functionality....... TpSort Score | 5,140,000

15. Twilio

Twilio is a web-service API that lets you use your existing web languages and skills to build voice and SMS applications. We focus on building a simple, powerful, pay-as-you-go communications platform so that you can focus on what you do best....... TpSort Score | 243,000