Best Free VoIP Software

In today’s fast-paced business environment, is a game-changer for companies looking to reduce communication costs while maintaining high-quality service. in this category refers to applications that allow voice communication over the internet, eliminating the need for traditional phone systems. Implementing a enables businesses to make calls, send messages, and collaborate with ease without hefty infrastructure investments. Choosing the ensures access to robust features such as call forwarding, video conferencing, and voicemail, all at no cost. These offer functionalities like HD voice quality, call management, and seamless integration with other business applications, making them essential for teams of all sizes. Additionally, a comprehensive can help businesses improve communication efficiency, enhance customer service, and support remote work capabilities. Explore our curated category of free VoIP software to discover the ideal tools that meet your business needs and optimize your communication strategy. Embrace the advantages of free VoIP software and take your business communication to the next level today.

Note: Most of the products listed in this free VoIP Software category offer free trial versions, though they have restrictions like time limits, fixed number of users, or limited features. For more options and features, compare and evaluate all-time VoIP Software to find the best fit for you.
  • 4.8 avg. rating from 01 reviews

Last Updated: September 18, 2025

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216 Software

Popular Picks in VoIP Software

OpenPhone

OpenPhone

$15 Per user

Close

Close

$49 Per month

UniTel Voice

UniTel Voice

$9.99 Per month

Google Voice

Google Voice

$10 Per user

List of Top Free VoIP Software

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Bird is a dynamic application development software that empowers developers to create innovative and engaging mobile and web applications. Its intuitive interface and robust features allow teams to collaborate effectively, streamline workflows, and accelerate the development process. Bird supports various programming languages and frameworks, ensuring compatibility with a wide range of devices and... Read more about Bird

Free Trial

NA

Pricing Type

$0 Per month

Location

Netherlands

NFON is a cutting-edge call center software designed to enhance customer service operations and improve communication efficiency. This platform offers a suite of features including call routing, analytics, and interactive voice response (IVR) systems, enabling businesses to manage incoming calls effectively. With NFON, teams can monitor call performance in real-time, ensuring optimal response time... Read more about NFON

Free Trial

Available

Pricing Type

Contact Vendor

Location

Germany

metricVOICE is a specialized managed service provider (MSP) software designed to help IT service businesses optimize their operations and improve customer service. The platform offers tools for monitoring network performance, managing client systems, and providing proactive support. metricVOICE helps MSPs track metrics such as uptime, system health, and client satisfaction, providing real-time ins... Read more about metricVOICE

Free Trial

Available

Pricing Type

$15 Per month

Location

United States

BroadVoice Cloud PBX is a robust cloud communication platform software designed to revolutionize business communications with flexibility and scalability. It offers a comprehensive suite of VoIP (Voice over Internet Protocol) services including call routing, voicemail, conferencing, and unified messaging, ensuring seamless and efficient communication for businesses of all sizes. BroadVoice Cloud P... Read more about BroadVoice Cloud PBX

Free Trial

Available

Pricing Type

$10 Per user

Location

United States

Zentrunk is a powerful VoIP software solution designed to enhance communication and collaboration within organizations by providing a robust suite of voice and video calling features. This platform enables seamless communication between team members and clients, streamlining processes and improving overall productivity. With features such as call routing, conferencing, voicemail-to-email capabilit... Read more about Zentrunk

Free Trial

Available

Pricing Type

Contact Vendor

Location

United States

Revenue.io is a powerful call tracking software designed to optimize sales performance and enhance customer engagement through comprehensive call analytics. This platform enables organizations to track and analyze every call made to their business, providing insights into customer interactions and sales effectiveness. With its user-friendly interface, users can easily set up call tracking numbers,... Read more about Revenue.io

Free Trial

Available

Pricing Type

Contact Vendor

Location

United States

Zoiper is a versatile softphone software that provides users with an efficient way to make voice and video calls over the internet. Designed for both individuals and businesses, Zoiper enables seamless communication through its intuitive interface and robust features. Users can connect to multiple VoIP accounts, allowing them to manage all their communications from a single application. The softwa... Read more about Zoiper

Free Trial

Available

Pricing Type

$49.95 Per one-time

Location

Bulgaria

Make and receive calls using powerful call center software connected to your favourite business tools.

CloudTalk is a cloud-based call center software designed for modern businesses. It offers advanced calling features like call queuing, call recording, and interactive voice response (IVR) to streamline call management. With CloudTalk, businesses can utilize local numbers from over 70 countries, enhancing global reach. The software integrates smoothly with popular CRM systems, aiding in efficient c... Read more about CloudTalk

Free Trial

14 Days

Pricing Type

$25 Per month

Location

United States

MightyCall is a specialized call center software designed to streamline communication and enhance customer support for businesses. This platform provides comprehensive tools for managing inbound and outbound calls, tracking customer interactions, and analyzing call center performance effectively. With its user-friendly interface, managers can monitor call queues, assign tasks to agents, and genera... Read more about MightyCall

Free Trial

Available

Pricing Type

$15 Per user

Location

United States

inConcert Contact Center is an advanced call center software solution that empowers businesses to manage customer interactions efficiently. It offers a robust suite of features, including multi-channel support for voice, email, and chat, ensuring seamless customer communication across platforms. With its intelligent routing capabilities, inConcert assigns calls to the most qualified agents, enhanc... Read more about inConcert Contact Center

Free Trial

Available

Pricing Type

$1 Per month

Location

United States

800.com is an advanced call tracking software designed to help businesses optimize their marketing campaigns by monitoring and analyzing inbound calls. This software allows companies to track the performance of different marketing channels, such as online ads, emails, and social media, by providing unique phone numbers for each campaign or channel. It provides detailed analytics and reporting on c... Read more about 800.com

Free Trial

Available

Pricing Type

$239 Per month

Location

United States

Voximplant Kit is a contact center software that allows businesses to create and manage advanced communication solutions. The platform offers a range of features for voice, video, and messaging interactions, enabling businesses to engage with customers across multiple channels. Voximplant Kit integrates with existing CRM systems and provides tools for managing customer interactions in real time, i... Read more about Voximplant Kit

Free Trial

Available

Pricing Type

Contact Vendor

Location

United States

VirtualPBX is an advanced digital workplace software designed to help businesses manage communications, collaboration, and remote work seamlessly. The platform offers cloud-based phone systems, video conferencing, and messaging tools, allowing teams to stay connected and collaborate effectively from anywhere. VirtualPBX integrates with customer relationship management (CRM) systems, enabling busin... Read more about VirtualPBX

Free Trial

Available

Pricing Type

$18 Per month

Location

United States

OnSIP is a cutting-edge business phone systems software designed to enhance communication and collaboration for organizations of all sizes. This cloud-based platform offers a range of features, including voice over IP (VoIP) calling, video conferencing, and team messaging, all accessible from any internet-enabled device. OnSIP simplifies communication by providing users with an intuitive interface... Read more about OnSIP

Free Trial

Available

Pricing Type

$18.95 Per feautre

Location

United States

Voicent Predictive Dialer is a powerful call center software designed to increase the efficiency of outbound calling campaigns by automating the dialing process. The software uses predictive algorithms to dial multiple phone numbers simultaneously, connecting agents only when a live person answers. This minimizes idle time for agents and maximizes the number of conversations they can have during a... Read more about Voicent Predictive Dialer

Free Trial

Available

Pricing Type

$385 Per feautre

Location

United States

Moon Dialer is a versatile VoIP (Voice over Internet Protocol) software solution designed to streamline communication for businesses. It allows companies to make high-quality voice and video calls over the internet, reducing communication costs while improving the clarity and reliability of calls. Moon Dialer integrates easily with existing business systems, including CRMs and customer service pla... Read more about Moon Dialer

Free Trial

Available

Pricing Type

$4.99 Per user

Location

India

Conversational Customer Service Platform

Dixa is a customer service platform that streamlines support across multiple channels. It allows businesses to manage phone, email, chat, and messaging in one unified interface. Key features include a smart routing system to direct queries to the right agent and real-time performance metrics. Dixa's interface is user-friendly, focusing on efficiency. It offers integrations with CRM systems, enhanc... Read more about Dixa

Free Trial

Available

Pricing Type

$39 Per month

Location

Denmark

Nvoip is an advanced VoIP Software designed to help businesses streamline their communication processes, enhance collaboration, and reduce costs through efficient voice over IP solutions. This comprehensive platform offers a wide range of features, including call management, conferencing, messaging, virtual phone systems, and detailed reporting, ensuring that all aspects of voice communication are... Read more about Nvoip

Free Trial

Available

Pricing Type

$0 Per month

Location

Brazil

Live chat and support software

ClickDesk is a user-friendly software tool designed to enhance customer support and online communication for businesses. It combines several key features: live chat, helpdesk, voice and video chat, and social media integration. This combination allows companies to manage customer interactions more effectively. Live chat functionality enables real-time text conversations on websites to offer immedi... Read more about ClickDesk

Free Trial

NA

Pricing Type

$14.99 Per month

Location

United States

SendHub is a versatile telephony software designed to enhance communication for businesses of all sizes. With its cloud-based platform, SendHub provides users with a range of features, including voice calling, text messaging, and voicemail services, all accessible from any device with internet connectivity. The software supports team collaboration through group messaging and call forwarding, ensur... Read more about SendHub

Free Trial

Available

Pricing Type

$7 Per user

Location

United States

Telnyx Suite is a powerful SMS marketing software designed to help businesses connect with their customers through effective messaging campaigns. This platform provides tools for creating and managing SMS campaigns, enabling users to send promotional messages, alerts, and updates directly to their audience. Telnyx Suite's user-friendly interface allows for easy message customization and scheduling... Read more about Telnyx Suite

Free Trial

Available

Pricing Type

$1 Per feautre

Location

United States

CircleLoop is a cutting-edge business phone systems software designed to enhance communication and collaboration within organizations of all sizes. Offering a comprehensive suite of VoIP solutions, CircleLoop enables businesses to manage calls, messages, and virtual meetings with exceptional clarity and reliability. Key features include call routing, auto-attendants, voicemail-to-email, and detail... Read more about CircleLoop

Free Trial

Available

Pricing Type

$5 Per user

Location

United Kingdom

Reimagining Contact Center Solutions

UJET is a cloud-based customer support software designed for modern businesses. It offers a platform for handling customer interactions across various channels like phone, chat, and in-app messaging. UJET's unique feature is its mobile SDK, allowing direct support within mobile apps. The software includes tools for call routing and management, ensuring efficient handling of customer queries. UJET ... Read more about UJET

Free Trial

Available

Pricing Type

Contact Vendor

Location

United States

Ringostat is a powerful call tracking software designed to help businesses monitor and analyze their phone call interactions with customers. The platform provides tools for tracking calls from various marketing channels, including online ads, websites, and social media, giving businesses insights into which channels are driving the most engagement. Ringostat integrates with CRM systems, allowing b... Read more about Ringostat

Free Trial

Available

Pricing Type

$33 Per month

Location

Ukraine

Natterbox is a cutting-edge call center software designed to enhance communication and streamline operations for businesses of all sizes. This innovative platform integrates seamlessly with existing CRM systems, providing agents with a unified view of customer interactions and enabling personalized service. With features like intelligent call routing, automated responses, and real-time reporting, ... Read more about Natterbox

Free Trial

Available

Pricing Type

$52 Per user

Location

United States

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