Top 10 Asterisk Alternatives & Competitors

Top 10 Alternatives to Asterisk Recently Reviewed By G2 Community

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Cisco Unified Communications Manager (CallManager)
By Cisco
4.4/5
(110)
Product Description
Cisco Unified Communications Manager (Unified CM), formerly known as Cisco CallManager, is a comprehensive call-processing system that delivers reliable, secure, and scalable voice and video communications for enterprises. It integrates voice, video, messaging, and mobility services, enabling seamless collaboration across various devices and locations. Key Features and Functionality: - Unified Communications: Provides IP telephony, high-definition video, unified messaging, instant messaging, and presence capabilities, consolidating communication tools into a single platform. - Enhanced Mobility: Supports mobile and remote workers with features that enable productivity from any location, transforming workspaces and attracting top talent. - Scalability: Accommodates organizations of varying sizes, from small businesses to large enterprises with up to 80,000 users, ensuring the solution grows with the organization's needs. - Cloud-Connected Operations: Offers Webex Cloud-Connected UC services, allowing centralized control of operations functions such as upgrades, analytics, and troubleshooting across multiple sites. - Open and Interoperable: Supports industry standards and a broad ecosystem of third-party integrations, facilitating rich collaboration and embedding communication within business applications. - Security and Compliance: Utilizes the latest authentication, encryption, and communication protocols, complying with key industry certifications to secure data and communications across various sectors. Primary Value and Solutions Provided: Cisco Unified Communications Manager addresses the need for a cohesive and efficient communication system within organizations. By integrating various communication services, it simplifies infrastructure, reduces costs, and enhances collaboration among employees, regardless of their location or device. Its scalability ensures that businesses can adapt to growth and changing requirements, while robust security measures protect sensitive information. The solution's flexibility, including cloud-connected options, allows organizations to modernize their communication systems and support a dynamic workforce effectively.
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Reviewers say compared to Asterisk, Cisco Unified Communications Manager (CallManager) is:
Slower to reach roi
More expensive
Easier to do business with
Categories in common with Asterisk:
VoIP Providers
UCaaS Platforms

3CX
By 3CX
4.4/5
(529)
Product Description
3CX is an open standards communications solution that replaces proprietary PBX's. Built for business connectivity and collaboration it integrates video conferencing, live chat and apps for Android, iOS, and the web. Available on premise (Windows / Linux) or hosted as a cloud solution.
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Reviewers say compared to Asterisk, 3CX is:
Slower to reach roi
Easier to set up
More usable
Categories in common with Asterisk:
VoIP Providers
UCaaS Platforms

RingEX
By RingCentral
4.1/5
(1,292)
Product Description
AI-powered communications that redefines customer engagement for modern teams.
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Reviewers say compared to Asterisk, RingEX is:
Slower to reach roi
More expensive
More usable
Categories in common with Asterisk:
VoIP Providers
UCaaS Platforms
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GoTo Connect
By GoTo
4.4/5
(1,387)
Product Description
GoTo Connect’s platform includes our award-winning, best-in-class products such as our UCaaS solution and phone system, customer engagement tools and multiple contact center capabilities along with powerful add-ons and integrations with your critical business apps such as MS Teams, Salesforce, Zendesk and Gmail. For over two decades, we’ve helped tens of thousands of companies grow their business by offering: • An award-winning cloud phone system with hundreds of enterprise-grade features (minus the enterprise price tag) • AI-powered contact center and customer engagement tools • Super simple setup, with an admin system that’s remarkably easy to manage • A unique visual dial plan editor, softphone functionality and advanced reporting • 99.999% uptime and best-in-class 24/7 customer service
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Reviewers say compared to Asterisk, GoTo Connect is:
Slower to reach roi
More expensive
More usable
Categories in common with Asterisk:
VoIP Providers
UCaaS Platforms

Webex Calling
By Cisco
4.5/5
(619)
Product Description
Webex Calling includes rich enterprise grade calling functionality, integrated with Webex Teams for messaging, and state of the art phones, headsets, video end points all leading to a seamless experience from the desk to mobile. With optional Webex Meetings and Cloud Contact Center, Cisco offers a full collaboration suite running on a scalable, geo-redundant and secure global platform.
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Reviewers say compared to Asterisk, Webex Calling is:
Slower to reach roi
More expensive
More usable
Categories in common with Asterisk:
VoIP Providers
UCaaS Platforms

Dialpad Connect
By Dialpad
4.4/5
(4,059)
Product Description
Dialpad pushes the limits of Ai. As a pioneer in the space, we built the first Ai-powered customer intelligence platform that now serves as the foundation for all Dialpad products. We also created our own proprietary large language model (LLM), leveraging over six billion minutes of conversational data, to ensure optimal accuracy for features like Ai Recaps automated meeting summaries. Supported by notable investors such as Andreessen Horowitz, Google Ventures, and ICONIQ, Dialpad is a dynamic force in AI technology with a rapidly expanding presence.
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Reviewers say compared to Asterisk, Dialpad Connect is:
Slower to reach roi
Easier to set up
More usable
Categories in common with Asterisk:
VoIP Providers
UCaaS Platforms

Yeastar S-Series VoIP PBX
By Xiamen Yeastar Digital Technology Co., Ltd
4.9/5
(14)
Product Description
Easy to use, flexible and feature-rich S-Series VoIP PBX is designed to help small and medium sized business make a giant leap in efficiency and cost-savings.
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Reviewers say compared to Asterisk, Yeastar S-Series VoIP PBX is:
Slower to reach roi
Categories in common with Asterisk:
VoIP Providers

Linphone
By Belledonne Communications
4.4/5
(15)
Product Description
Linphone is an open-source Voice over IP (VoIP) application that enables users to make high-definition audio and video calls, send instant messages, and conduct video conferences over the internet. Compatible with various platforms, including iOS, Android, macOS, Windows, and Linux, Linphone provides a unified communication solution that adheres to standardized protocols, ensuring interoperability with most SIP-compatible systems. Developed in France since 2001, Linphone is recognized for its commitment to security, offering end-to-end encryption for all media exchanges, including voice, video, and text, safeguarding user privacy. Key Features and Functionality: - High-Definition Audio and Video Calls: Supports HD voice and video quality with codecs like Opus, Speex, H.264, and VP8. - Instant Messaging and Group Chats: Facilitates one-on-one and group conversations with features such as message delivery and read receipts, file sharing, voice messages, and ephemeral messaging. - Call Management: Offers call history, call forwarding (blind and attended), management of multiple concurrent calls, call recording with playback, and support for Bluetooth headsets. - Secure Communications: Ensures secure user authentication and end-to-end encryption for all media exchanges, including audio, video, and text, using protocols like SRTP, SRTP-DTLS, and ZRTP. - Cross-Platform Availability: Available on mobile devices (iOS, Android) and desktops (macOS, Windows, Linux), providing a consistent user experience across platforms. - Customization and Integration: Offers a white-label softphone option, allowing businesses to customize the app with their branding and integrate it with existing VoIP platforms. Primary Value and User Solutions: Linphone addresses the need for a secure, reliable, and versatile communication tool suitable for both personal and professional use. By supporting open standards like SIP and RTP, it ensures compatibility with a wide range of VoIP services and devices. Its emphasis on security, through features like end-to-end encryption and secure authentication, protects user privacy and data integrity. The application's cross-platform support and customizable nature make it an ideal choice for organizations seeking a unified communication solution that can be tailored to specific requirements.
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Reviewers say compared to Asterisk, Linphone is:
More usable
Better at support
Better at meeting requirements
Categories in common with Asterisk:
VoIP Providers

Twilio Flex
By Twilio
4.1/5
(35)
Product Description
Twilio Flex is a fully programmable cloud-based contact center platform designed to empower businesses with personalized, omnichannel customer engagement. It offers a unified interface that integrates various communication channels, including voice, SMS, chat, email, and video, enabling seamless interactions across multiple platforms. Flex's highly customizable nature allows organizations to tailor every aspect of the customer and agent experience to meet specific business needs. Key Features and Functionality: - Omnichannel Support: Manage customer interactions across voice, SMS, chat, email, and video from a single interface. - Programmability: Customize workflows, user interfaces, routing logic, and integrate with existing systems using Twilio's APIs and SDKs. - Real-Time Analytics: Monitor agent performance and customer interactions with detailed insights to optimize operations. - AI Integration: Leverage AI capabilities, such as Agent Copilot, to assist agents with suggested actions and responses, enhancing productivity and customer satisfaction. - Scalability: Easily scale operations to accommodate varying workloads without the need for on-site hardware. Primary Value and Solutions Provided: Twilio Flex addresses the need for a flexible, scalable, and customizable contact center solution that integrates seamlessly with existing systems. By offering a platform that supports multiple communication channels and provides real-time data and AI-driven insights, Flex enables businesses to deliver personalized customer experiences, improve agent efficiency, and adapt quickly to changing requirements. This adaptability ensures that organizations can meet customer expectations and drive business growth effectively.
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Reviewers say compared to Asterisk, Twilio Flex is:
More expensive
More usable
Easier to do business with
Categories in common with Asterisk:
VoIP Providers
UCaaS Platforms

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