Best Business Phone Systems Software for Small Businesses (Free & Paid)

Running a small business comes with unique challenges, including tight budgets and limited resources. That’s why choosing the right business phone systems software can significantly improve your workflow and help you compete more effectively. Here, we feature the top business phone systems software solutions designed for small businesses—offering affordable pricing, user-friendly interfaces, and scalable features that grow alongside your company.

Last Updated: October 01, 2025

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208 Software

Popular Picks in Business Phone Systems Software

OpenPhone

OpenPhone

$15 Per user

UniTel Voice

UniTel Voice

$9.99 Per month

Nextiva

Nextiva

$15 Per month

8x8 Contact Center

8x8 Contact Center

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List of Top Best Business Phone Systems Software for Small Businesses

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Nextiva Contact Center is a cloud-based call center solution designed to streamline customer service operations and enhance customer experiences. It offers features like intelligent call routing, interactive voice response (IVR), and omnichannel support, including voice, email, chat, and social media interactions. The software provides real-time analytics and reporting tools that help businesses m... Read more about Nextiva Contact Center

Free Trial

NA

Pricing Type

$15 Per user

Location

United States

Business Communication Solutions & Software

3CX is a versatile, software-based PBX (Private Branch Exchange) solution designed to manage business communications. It supports both VoIP (Voice over Internet Protocol) and traditional phone lines. 3CX offers features like video conferencing, live chat, and mobile apps, facilitating remote communication. Its call center functionalities include call queuing, reporting, and recording. The system i... Read more about 3CX

Free Trial

More than 30 days

Pricing Type

$195 Per month

Location

United States

Phone.com is a versatile VoIP (Voice over Internet Protocol) Software designed to provide reliable and feature-rich communication solutions for businesses of all sizes. Featuring an intuitive platform, Phone.com allows users to make and receive calls over the internet, reducing traditional telephony costs and enhancing flexibility. The software includes robust tools such as call forwarding, voicem... Read more about Phone.com

Free Trial

NA

Pricing Type

$15 Per month

Location

United States

net2phone is a cuttingedge VoIP software solution that revolutionizes how businesses communicate. Designed to provide highquality voice and video calling services, it enables organizations to make calls over the internet, significantly reducing communication costs. With net2phone, users can enjoy features such as call forwarding, voicemail, and conference calling, all accessible through a userfrie... Read more about net2phone

Free Trial

NA

Pricing Type

Contact Vendor

Location

United States

Asterisk is a powerful business phone systems software that enables organizations to create customized telephony solutions. This open-source platform allows users to build and manage their own phone systems, offering flexibility and scalability for businesses of all sizes. With features such as call routing, voicemail, and conferencing, Asterisk enhances communication and collaboration among team ... Read more about Asterisk

Free Trial

Available

Pricing Type

Contact Vendor

Location

United States

Sideline is a powerful business phone systems software designed to provide businesses with a second phone number for work, allowing them to separate personal and professional calls. The platform offers a wide range of features, including call forwarding, voicemail, text messaging, and team calling, ensuring that businesses can manage customer communication more effectively. Sideline’s mobile app... Read more about Sideline

Free Trial

Available

Pricing Type

$9.99 Per month

Location

United States

The ultimate integrated business phone system for sales and support teams.

Aircall is a cloud-based phone system designed for modern businesses. It offers an intuitive interface that integrates seamlessly with popular CRM and helpdesk tools. Key features include easy call routing, voicemail, call recording, and analytics for performance monitoring. Aircall also supports international calling and number porting. Its click-to-dial function simplifies outbound calling, whil... Read more about Aircall

Free Trial

Available

Pricing Type

$30 Per month

Location

United States

FusionWorks Business Phone Services offers a reliable, cost-effective solution for businesses looking to upgrade their communication systems. The software provides a cloud-based phone system that allows businesses to manage phone calls, voicemails, and other communication needs from any location. FusionWorks supports features such as call forwarding, call recording, voicemail-to-email transcriptio... Read more about FusionWorks Business Phone Services

Free Trial

NA

Pricing Type

$2.95 Per user

Location

United States

Zadarma is an advanced telephony software designed to provide businesses with reliable communication solutions. This platform offers a range of features, including VoIP calls, virtual phone numbers, and call tracking, ensuring seamless communication for teams and clients alike. With its userfriendly interface, Zadarma enables users to manage calls from any device, enhancing flexibility and accessi... Read more about Zadarma

Free Trial

NA

Pricing Type

$2 Per month

Location

Bulgaria

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

Line2 Pro is a comprehensive business phone systems software that enhances communication for organizations of all sizes. With its cloud-based platform, users can make and receive calls using their existing internet connection, providing flexibility and cost savings. Line2 Pro offers features such as voicemail, call forwarding, and conferencing, enabling teams to collaborate efficiently. The softwa... Read more about Line2 Pro

Free Trial

NA

Pricing Type

$9.95 Per user

Location

United States

Clear Ring is a sophisticated call tracking software designed to help businesses monitor and optimize their inbound call campaigns. Whether you're running a marketing campaign or managing customer service inquiries, Clear Ring enables you to track and analyze call performance with precision. By integrating with your existing phone system or CRM, Clear Ring captures essential call data such as call... Read more about Clear Ring

Free Trial

Available

Pricing Type

$29.99 Per month

Location

United Kingdom

JobPhoning is a telephony software solution designed to streamline communication within businesses, particularly those in customer service, sales, and support. It offers features such as call routing, voice mail, interactive voice response (IVR), and call analytics to help organizations manage their telecommunication needs efficiently. With cloud-based deployment, JobPhoning enables businesses to ... Read more about JobPhoning

Free Trial

Available

Pricing Type

$49.95 Per user

Location

France

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

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

VoiceConnect is a comprehensive business phone systems software designed to enhance communication within organizations. This platform provides users with a suite of tools for managing phone calls, video conferencing, and messaging, ensuring seamless communication across teams and departments. With VoiceConnect, businesses can set up a cloud-based phone system that supports VoIP calling, enabling e... Read more about VoiceConnect

Free Trial

NA

Pricing Type

Contact Vendor

Location

Japan

Yeastar Cloud PBX is a robust Cloud PBX Software designed to enhance communication and collaboration for businesses of all sizes. This platform provides a comprehensive suite of telephony features, including voice calling, video conferencing, and messaging, all managed through a user-friendly interface. Yeastar Cloud PBX allows organizations to set up a virtual phone system with advanced functiona... Read more about Yeastar Cloud PBX

Free Trial

Available

Pricing Type

Contact Vendor

Location

China

The First Sales-Oriented Unified Communications Solution

Wildix is a cutting-edge unified communications software designed to bring together voice, video, messaging, and collaboration tools in a single, easy-to-use platform. It enables businesses to streamline communication and improve team collaboration, regardless of location. Wildix provides a range of features, including VoIP calling, video conferencing, instant messaging, screen sharing, and file s... Read more about Wildix

Free Trial

NA

Pricing Type

Contact Vendor

Location

United States

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

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

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