Top 8 Cloud Phone Systems for 2023: Expert Picks

cloud business phone system

The Need for Cloud Phone Systems

In today’s rapidly evolving business landscape, communication and collaboration have never been more crucial. With the increase in remote working and the need for more flexible communication tools, cloud based phone systems have emerged as a vital technology. By leveraging the power of the internet, cloud phone systems enable businesses to stay connected, reduce costs, and offer features that traditional phone lines simply can’t provide.

Overview of the Current Landscape

The market for cloud phone systems is diverse and competitive, with a range of solutions catering to different business needs. From small startups to large corporations, the demand for scalable, feature-rich, and reliable cloud phone solutions has grown exponentially. This has led to innovations and trends that continually shape the way businesses communicate, transforming not only internal workflows but also how companies engage with customers.

Understanding Cloud Based Phone Systems

What is a Cloud Phone System?

A cloud phone system is a phone service delivered through the internet instead of traditional phone lines. This technology leverages cloud computing to provide access to communication services such as voice calls, voicemail, video conferencing, and more. All of these functions are hosted in the cloud, which means that users can access them from anywhere with an internet connection.

How Does It Work?

Cloud based phone systems work by converting voice signals into digital packets that are then transmitted over the internet. This process, known as Voice over Internet Protocol (VoIP), allows businesses to make calls using broadband internet rather than relying on standard telephone lines. The system is typically managed by a service provider (VOIP service provider) who handles the infrastructure, updates, and security, allowing businesses to focus on using the service without the technical hassle.

Also read: What Is A Paging System?

What Is VOIP

Benefits and Challenges


  • Cost-Effectiveness: Often more affordable than traditional landlines.
  • Scalability: Can be easily expanded or reduced according to business needs.
  • Mobility: Allows employees to stay connected from anywhere even with a mobile device.
  • Advanced Features: Offers features like auto-attendant, CRM integration, etc.


  • Internet Dependence: Requires a reliable internet connection.
  • Security Concerns: Needs proper security measures to protect sensitive data.
  • Potential Latency Issues: Can be affected by network delays if not configured properly.

Using Existing Phone Numbers with Cloud Based Phone Systems

Many businesses are concerned about maintaining their existing business phone number when transitioning from a traditional phone system to a cloud based phone system. The good news is that most cloud phone system providers offer a process known as “number porting.” This allows businesses to keep their current phone numbers, including local, toll-free, or international numbers.

Number porting typically involves working with both your current telecommunication provider and the new cloud phone system provider. The process can take anywhere from a few days to several weeks, depending on various factors. It’s essential to communicate your desire to keep your existing numbers early in the onboarding process and to understand any potential fees or technical requirements.

Having the option to retain existing phone numbers can be a significant advantage, maintaining continuity for customers and business partners. It ensures that business operations can transition smoothly without the need to update contact information across various platforms and materials. Make sure to consult with your chosen cloud phone system provider about their specific procedures and support for number porting to ensure a seamless transition.

Choosing the Right Cloud Phone System

Considerations (Features, Scale, Budget, Security)

Choosing the right cloud based phone system requires a careful assessment of several factors:

  • Features: What specific features does your business need? Consider things like video conferencing, call routing, analytics, etc.
  • Scale and Size of Your Business: The system must be scalable to grow with your business and suit its size.
  • Budget: Cost considerations must align with the features and support you require.
  • Security: Ensure the provider complies with security standards and offers robust protection for your data.
  • Future Business Expansion: Consider how easily the system can adapt to future changes in your business structure or industry trends.



RingCentral is a leading provider of global enterprise cloud communications, collaboration, and contact center solutions. It offers a unified approach to communication that integrates voice, video, team messaging, and more, all under one platform.

RingCentral Polycom Phone Setup

Key Features

  • Unified Communications: Integration of voice, video, messaging, and conferencing.
  • Omnichannel Support: Includes options for SMS, email, chat, and social media communication.
  • Open API Platform: Allows integration with third-party applications and customization.
  • Security and Compliance: Offers robust security measures that adhere to industry standards.

Pros & Cons


  • Comprehensive communication solution.
  • Easy to use with a sleek interface.
  • Reliable customer support.


  • Can be expensive for small businesses.
  • Some users report occasional glitches.

8×8 X Series


8×8 X Series is a cloud-based unified communications platform that empowers businesses with voice, video, chat, and contact center solutions. It’s designed to provide seamless communication across various channels, fostering collaboration and efficiency.

8x8 cloud phone system

Key Features

  • All-in-One Communication: Offers voice, video, chat, and contact center in one solution.
  • Team Collaboration: Facilitates teamwork with shared workspaces and file sharing.
  • Analytics and Reporting: In-depth analytics provide insights into communication patterns.
  • Integration Capability: Supports integration with popular business tools like Salesforce, Zendesk, etc.

Pros & Cons


  • Flexible and scalable to suit various business sizes.
  • Strong analytics for data-driven decisions.
  • Robust customer support.


  • Some users may find the interface less intuitive.
  • Occasional latency issues have been reported.

Vonage Business Communications


Vonage Business Communications is a cloud-based communication solution designed to meet the unique needs of small to large businesses. It offers a broad range of communication channels, from voice to messaging, with a focus on flexibility and customization.

Vonage cloud phone system

Key Features

  • Multi-Channel Communication: Provides voice, messaging, video conferencing, and more.
  • Integration with Popular Tools: Easily integrates with CRM and other business applications.
  • Mobile Accessibility: Offers mobile applications for on-the-go communication.
  • Customization Options: Allows businesses to tailor features to their specific needs.

Pros & Cons


  • Offers a wide range of features.
  • Scalable for different business sizes.
  • Strong customer support and reliability.


  • Some users may find the setup process complex.
  • There might be additional costs for certain integrations.



Nextiva is a unified cloud-based business phone system that aims to simplify and enhance business communication. Known for its user-friendly design, it offers features like voice, video conferencing, and team collaboration tools to foster productivity.

Key Features

  • Unified Communication Suite: Includes voice, video, team messaging, and more.
  • Customer Relationship Tools: Integrates CRM functionalities to enhance customer interaction.
  • Advanced Analytics: Delivers actionable insights through comprehensive reporting.
  • Security Measures: Ensures secure communication with the latest encryption and compliance standards.

Pros & Cons


  • Intuitive and user-friendly interface.
  • Robust analytics for better decision-making.
  • Offers great value for the cost.


  • Limited customization compared to some competitors.
  • Users may experience occasional delays in customer support response.

Mitel MiCloud Connect


Mitel MiCloud Connect is an all-in-one cloud communications, collaboration, and contact center solution. Designed to enable businesses of all sizes to work more efficiently and deliver a better customer experience, it blends a simple user experience with robust reliability.

Mitel MiCloud Connect Cloud phone system

Key Features

  • Unified Communication: Voice, messaging, video conferencing, and collaboration tools.
  • Streamlined Integration: Allows integration with popular CRM and other business tools.
  • Flexible Deployment Options: Offers both public and private cloud options to suit different needs.
  • 24/7 Customer Support: Provides constant support for uninterrupted service.

Pros & Cons


  • A comprehensive suite of tools in one package.
  • High reliability and security.
  • Extensive support and training resources.


  • Some users might find the interface less intuitive.
  • Potential higher costs for full-feature access.



Dialpad is a cloud-based business phone system that emphasizes mobility, flexibility, and AI-driven insights. It’s designed for modern businesses that require efficient, intelligent communication solutions that adapt to fast-paced environments.

Dialpad cloud phone system

Key Features

  • Voice Intelligence (Vi): Uses AI to provide real-time call transcription and post-call summaries.
  • Omnichannel Support: Offers voice, video, messaging, and meetings.
  • Seamless Integration: Connects with common business apps like G Suite, Office 365.
  • Scalable Design: Can easily adapt to businesses of varying sizes and needs.

Pros & Cons


  • AI-driven features provide unique insights.
  • Flexible and easy to deploy across teams.
  • Strong focus on user experience and modern design.


  • Some advanced features may require additional costs.
  • Potential learning curve for some users unfamiliar with AI-driven tools.

Ooma Office


Ooma Office is designed to cater to small to medium-sized businesses, providing an affordable and scalable cloud-based phone system. Its simple setup and user-friendly interface make it a favorite among growing organizations.

Ooma Office Cloud Phone System

Key Features

  • Easy Installation: No technical expertise is required to set up.
  • Mobile App Integration: Allows calls from office lines on mobile devices.
  • Virtual Receptionist: Automated system to guide callers.
  • Flexible Scaling: Can easily add new users and lines as needed.

Pros & Cons


  • Affordable pricing with no hidden fees.
  • Reliable and clear voice quality.
  • Good customer support.


  • Some limitations in customization and advanced features.
  • May not be suitable for larger enterprises.

Intermedia Unite


Intermedia Unite is a unified communication and collaboration platform that integrates your desktop and mobile apps to streamline workflows. Suitable for businesses of all sizes, it provides a host of tools to facilitate smooth communication and collaboration.

Intermedia Unite cloud phone system

Key Features

  • Unified Communication Suite: Integrates voice, video, chat, and email.
  • 99.999% Uptime SLA: Provides reliable service.
  • Integration with Popular Tools: Including Outlook, Slack, and others.
  • Robust Security Measures: Ensures data protection and compliance.

Pros & Cons


  • Offers an all-in-one solution for communication.
  • High reliability with an impressive uptime guarantee.
  • Comprehensive customer support and onboarding assistance.


  • Can be on the pricier side for smaller businesses.
  • Some users might find the multitude of features overwhelming at first.

Integration with Existing Systems

  • Understanding Compatibility: Know what existing hardware and software you use and whether it will work with the new system.
  • Data Migration: Plan how you will transfer existing data to the new system.
  • Training: Ensure that employees are trained on how to use the new system with existing tools.
  • Consult with Experts: If necessary, consult with IT experts to ensure a smooth integration process.

Tips and Strategies

  • Select a system that is known for easy integration.
  • Test the integration with a small group before rolling it out company-wide.
  • Consider potential downtime or disruption and plan accordingly.

Security Considerations for Cloud Phone Systems

  • Data Encryption: Ensure that the system encrypts data both in transit and at rest.
  • Compliance: Check that the system meets all legal and regulatory requirements relevant to your industry.
  • Access Controls: Implement strong user authentication and access controls.
  • Regular Audits: Regularly review and audit security measures to ensure ongoing protection.

Trends and Future of Cloud Phone Systems

  • AI and Automation: Increasing use of artificial intelligence to enhance customer service and automate tasks.
  • Remote Work Compatibility: Systems are evolving to cater to the growing remote workforce.
  • Integration with Other Business Tools: More integration with CRMs, marketing tools, etc.
  • Focus on Security and Compliance: As threats evolve, so do security measures.

Installation Tips & Maintenance

  • Assessment: Before installation, assess your current infrastructure and needs.
  • Professional Installation: Consider hiring professionals for a smooth installation.
  • User Training: Provide comprehensive training to all users for better adoption.
  • Ongoing Maintenance: Regular updates and maintenance checks are vital to ensure optimal performance.
  • Support and Help Desk: Have a system in place for users to get help and support as needed.

FAQ: Cloud Phone Systems

What is a Cloud Phone System?

A cloud phone system is a VoIP (Voice over Internet Protocol) based telephone system hosted in the cloud, allowing for communication over the internet.

How Secure is a Cloud Phone System?

With proper encryption, access controls, and compliance measures, cloud phone systems can be highly secure.

Can I Use My Existing Phones with a Cloud Phone System?

Many cloud phone systems allow integration with existing hardware, but compatibility should be checked with the specific provider.

What Happens If My Internet Goes Down?

Many systems have failover procedures to switch to traditional phone lines or mobile networks, but details can vary.

How Can I Scale My Cloud Phone System as My Business Grows?

Cloud systems typically allow easy scaling to add or remove users and features as needed.

Is a Cloud Phone System Suitable for Remote Work?

Yes, they are often designed with remote work in mind and provide features that facilitate communication with remote employees.

Wrapping up …

Cloud phone systems have become an essential part of modern business communication, offering flexibility, scalability, and often cost-saving over traditional landline systems. From small businesses to large enterprises, these systems provide robust features tailored to a variety of needs. As with any significant technological shift, careful consideration of features, security, compatibility, and future trends will guide the right choice for your organization. Whether you prioritize remote work capabilities, integration with existing tools, or state-of-the-art security, there’s likely a cloud phone system that’s the perfect fit for your business. By taking the time to assess your specific needs and consult with professionals if needed, you can transform your business communication and position yourself at the forefront of technological innovation.

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