Best Cloud Business Telephony Products in 2025

RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies.

Key RingCentral features:

Comprehensive Features Scalability Easy Integration Reliable Uptime

Open Source freemium $19.99 / Monthly (All-in-One Phone, Team Messaging, and Video Conferencing.)

All-in-one work management platform for team collaboration. .

Key Flowlu features:

Project Management Task Management Time Tracking Invoice Management

Try for free freemium $39.0 / Monthly (8 users)

Aircall is a call center software of a new generation designed for fast growing companies. Setup instantly and integrates to your CRMs.

Key Aircall features:

Ease of Use Integration Capabilities Scalability Remote Work Support

Switch is a cloud-based phone system built for Google Apps users.

Key Dialpad features:

Unified Communications AI-Powered Features Mobile and Desktop Compatibility Integration Capabilities

Streamline Customer Communication with Single Unified Platform.

Key klink.cloud features:

Call Notes and Call Tags Automatically Open Customer Profile Reporting Integrations

Free Trial $14.99 / Monthly (2 Agent Seats, 15,000 Message Monthly, Unlimited Contacts)

Work locally, grow globally.

Key CloudTalk features:

Call Recording International Numbers Automated Call Distribution Interactive Voice Response

Open Source paid Free Trial $25.0 / Monthly

Predictive Call Center, Voice and Text Broadcasting app.

Key CallHub features:

Ease of Use Integration Options Scalability Automation Features

Business VoIP, cloud phone systems trusted by more than 150,000 companies. Powered by the leading cloud PBX VoIP platform, Nextiva is rated the best business VoIP service provider.

Key Nextiva features:

Comprehensive Features Scalability Reliable Uptime User-Friendly Interface

Zendesk is a beautiful, lightweight help-desk solution.

Key Zendesk features:

User-Friendly Interface Multi-Channel Support Customizability Robust Reporting and Analytics

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Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community.

Key Freshdesk features:

User-Friendly Interface Comprehensive Feature Set Multi-Channel Support Customizable

Easy to use Phone System with World-Class Support.

Key CallHippo features:

Ease of Use Affordable Pricing Global Reach Feature-Rich

paid $14.0 / Monthly

Hosted PBX with CRM integration and mobile apps.

Key 3CX features:

Cost-Effective Flexibility Ease of Use Unified Communication

The Cloud Phone System of choice for modern sales and support teams. We help end clueless conversations by adding context to every call.

Key JustCall features:

Ease of Use Integration Capabilities Global Calling Automation Features

paid $30.0 / Monthly

8x8's VoIP business phone systems deliver affordable, cloud-based voice, video, messaging, and call center solutions, helping you serve customers anytime, anywhere.

Key 8x8 features:

Comprehensive Features Global Coverage Scalability Integrations