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Compare leading VoIP services, features and pricing to find the right phone system for your business.

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Business Phone Systems

Compare leading cloud VoIP phone systems for business calling, routing, collaboration and customer communication.

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Trusted & ReviewedFeature-focused provider comparisons.
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Unbiased ComparisonsCompare use cases, features and fit.
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VoIP FocusedBuilt around calling and phone systems.
1
🏆 Featured #1 Business Phone System
4.9/5Expert Rating
From $19.99/user/moBilled annually

Feature-rich cloud communications for businesses that need calling, messaging and collaboration in one platform.

  • Advanced auto attendant & routing
  • Business voice calling
  • Call recording & voicemail
  • Team messaging & meetings
  • CRM and business integrations
Good fit forGrowing SMBs, multi-location businesses and larger teams.
2
Best for Customer-Focused Teams
4.7/5Expert Rating
From $15/user/moCore plan • billed annually

Cloud business calling with routing, collaboration and customer communication tools for service-focused teams.

  • Call routing & queues
  • Voice and video calling
  • Voicemail and transcription
  • Team collaboration
  • CRM integrations
Good fit forBusinesses that combine phone service with customer communication.
3
Best for Global SMBs
4.6/5Expert Rating
From $12/user/moStarter plan • billed annually

Affordable cloud phone system for growing teams that need business calling, virtual numbers, international coverage and sales tools.

  • Virtual numbers in 100+ countries
  • Multi-level IVR & call routing
  • Call monitoring & coaching
  • Business SMS & calling
  • 100+ business integrations
Good fit forSMBs, international teams, sales teams and growing businesses.
4
Best for Zoom Workplace Teams
4.5/5Expert Rating
Metered & Unlimited CallingRegional and global calling plans

Global cloud business phone service that combines calling with Zoom Workplace.

  • Local telephony across 49 countries
  • Metered & unlimited
  • Auto attendants, IVR & call queues
  • AI call summaries & voicemail
  • Business app integrations
Good fit forZoom Workplace users, hybrid teams and multi-location businesses.

Ratings are VoIPCalling.com editorial assessments for comparison purposes, not verified customer-review averages or third-party ratings. Scores should be reviewed against a documented evaluation methodology before publication.

Need help choosing a business phone system?

Compare providers by business size, calling needs, integrations and deployment requirements.

Compare Business VoIP

Call Centres

Compare cloud call centre platforms for inbound and outbound calling, routing, workforce tools and customer conversations.

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Call RoutingIVR, queues and intelligent routing.
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Agent ProductivityDialers, monitoring and analytics.
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Compare FitSMB through enterprise options.
1
AI Omnichannel Contact Centre
4.9/5Expert Rating
From $19.99/user/moRingCX • contact centre pricing

RingCX combines AI-powered contact-centre tools with voice and 20+ digital channels for inbound, outbound and omnichannel customer operations.

  • Voice & 20+ digital channels
  • AI agent & supervisor assistance
  • Preview, progressive & predictive dialers
  • Intelligent routing & campaign tools
  • Analytics & workforce engagement
Good fit forCustomer service and sales teams that need AI, omnichannel engagement and advanced contact-centre capabilities.
2
Best for Growing Call Centres
4.7/5Expert Rating
From $15/user/moBilled annually • $12 monthly

Cloud call centre and business phone platform combining inbound routing, outbound dialing, live supervision and AI-assisted call analysis.

  • IVR & business-hours routing
  • Power dialer & call dispositions
  • Listen, whisper & barge monitoring
  • AI transcription & sentiment analysis
  • Virtual numbers in 100+ countries
Good fit forGrowing call centres, support teams and businesses needing international virtual numbers.
3
Best for Sales & Support Teams
4.6/5Expert Rating
From $24/user/moTALK • annual billing • $15 monthly 3-user minimum

AI-enabled business communications platform with call-centre tools for sales, support and other customer-facing teams.

  • Advanced IVR & smart routing
  • Power dialer for outbound calling
  • Listen & whisper coaching tools
  • Call transcription & summaries
  • 100+ CRM, ATS & helpdesk integrations
Good fit forSales and support teams that need outbound productivity, coaching and integrations.
4
Best for Unified Contact Centre
4.5/5Expert Rating
Contact SalesContact Centre pricing depends on deployment

Cloud contact centre integrated with GoTo's communications platform for multichannel conversations, routing, supervision and analytics.

  • Voice, video, chat, SMS & social
  • Intelligent routing & callback queues
  • Outbound dialer & campaigns
  • Listen, whisper & barge monitoring
  • Real-time analytics & AI summaries
Good fit forSMBs and growing service teams wanting phone and contact-centre workflows in one environment.

Expert ratings shown are proposed VoIPCalling.com editorial scores, not verified customer-review averages. Validate them against a documented review methodology before publication.

Comparing call centre platforms?

Focus on call volume, routing complexity, workforce needs, integrations and reporting.

Compare Call Centres

AI Sales Dialers

Compare VoIP calling and dialer platforms designed for prospecting, outbound sales, CRM workflows and sales conversations.

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Outbound CallingPower and parallel dialing tools.
CRM
CRM ConnectedSync calling with sales workflows.
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Sales AnalyticsCoach and measure conversations.
1
Best for Sales Dialing
4.9/5Expert Rating
Pro: $29/user/mo Billed annually • Power Dialer included

AI-powered business calling platform built for sales teams that need outbound dialers, CRM workflows, messaging and conversation intelligence.

  • Power Dialer on Pro & above
  • Dynamic & Predictive Dialers on SalesPro
  • CRM-connected calling workflows
  • Call recording & analytics
  • Business SMS & sales automation
Good fit forOutbound sales and SDR teams that want dialing, calling, messaging and CRM workflows in one platform.
2
Best for AI Sales Coaching
4.7/5Expert Rating
Contact Sales Dialpad Sell • sales-focused AI platform

AI-powered sales communications platform combining business calling with real-time coaching, conversation intelligence and connected sales workflows.

  • Real-time AI sales coaching
  • Call transcription & summaries
  • Conversation intelligence
  • Sales workflow integrations
  • Voice, messaging & meetings
Good fit forSales organizations that prioritize AI coaching, conversation insights and rep productivity.
3
Best for International Sales
4.6/5Expert Rating
From $15/user/mo Billed annually • sales & support features

AI-powered communications platform for sales teams that need international numbers, CRM integrations, outbound dialing and coaching tools.

  • Power Dialer & call campaigns
  • Local numbers across multiple countries
  • 100+ CRM, ATS & helpdesk integrations
  • Call transcription & AI summaries
  • Listening, whispering & coaching
Good fit forInternational sales teams that need local presence, outbound productivity and CRM-connected calling.
4
Best for Cost-Conscious Sales Teams
4.5/5Expert Rating
From $18/user/mo Starter • billed annually

Cloud phone platform for sales and customer-facing teams with business calling, dialer tools, routing, integrations and international telephony options.

  • Power & predictive dialer options
  • Call recording & monitoring
  • Smart call routing
  • CRM integrations
  • International business calling
Good fit forSMBs and sales teams looking for an accessible cloud calling platform with outbound sales features.

Expert Ratings are VoIPCalling.com editorial assessments, not verified customer-review averages or third-party ratings. Validate scores against a documented evaluation methodology before publication.

Need a calling platform for your sales team?

Compare dialer type, CRM integrations, international reach and sales coaching features.

Compare Sales Tools

International Calling Solutions

Compare internet-based calling services for international voice calls, virtual numbers and pay-as-you-go VoIP.

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International CallingCompare overseas calling options.
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Internet VoiceApps, SIP and virtual calling.
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Rate FocusedCheck destination rates before calling.
1
International Business Calling
4.8/5Expert Rating
From $15/user/mo Annual billing • international business calling

Cloud communications platform for companies making and receiving international business calls with local numbers and internet-based calling.

  • International business calling
  • Local numbers in multiple countries
  • Unlimited calling to selected destinations
  • Call recording & analytics
  • Desktop & mobile calling apps
Good fit forInternational businesses that want local phone presence and frequent overseas calling.
2
Global Virtual Numbers
4.7/5Expert Rating
From $12/user/mo Annual billing • number and usage charges can vary

Cloud phone platform focused on international virtual numbers and business calling for companies that need a local presence across different markets.

  • Virtual numbers in 100+ countries
  • International inbound & outbound calls
  • Local, mobile & toll-free number options
  • Call forwarding & routing
  • Web, desktop & mobile apps
Good fit forBusinesses that need international virtual numbers and local presence in multiple countries.
3
International Calling & Virtual Numbers
4.6/5Expert Rating
View Current Plans Check country availability, number charges & calling rates

Cloud business phone platform offering international virtual numbers and internet-based calling for teams working across different markets.

  • International virtual phone numbers
  • Inbound & outbound business calling
  • Call forwarding & IVR routing
  • Call monitoring & analytics
  • Desktop & mobile access
Good fit forGrowing businesses needing international phone presence and cloud calling features.
4
International Zoom Calling
4.5/5Expert Rating
Metered & Unlimited Regional and global calling options available

Cloud phone service within Zoom Workplace offering international telephony, country-specific calling plans and global business calling options.

  • Local telephony across 49 countries
  • Metered & unlimited calling options
  • Global Select calling plans
  • International phone numbers
  • Provider Exchange for added coverage
Good fit forInternational organizations already using Zoom that want cloud telephony integrated with Zoom Workplace.

Expert Ratings are VoIPCalling.com editorial assessments, not verified third-party review averages. Scores should be supported by a documented evaluation methodology before publication.

Comparing international VoIP calling?

Check the destination rate, number availability, app support and calling method before choosing.

Compare International Calling
Simple, Smart & Reliable

How Does VoIP Calling Work?

VoIP converts your voice into digital data and sends it over the internet. It allows calls to be made using IP phones, computers, mobile apps and other compatible devices.

1

You Speak

Your device captures your voice.

→
2

Voice Becomes Data

VoIP technology converts your voice into digital data packets.

→
→
3

Data Travels Online

The voice packets are transmitted across an IP network.

Internet
→
4

The Call Connects

The recipient receives the call and hears your voice.

Connected Call
⌕ ● ✓

Devices You Can Use

IP Phones
Mobile Apps
Computers
Softphones
Your Device
→
VoIP Technology
→
VoIP Provider
→
Recipient
$

Lower Calling Costs

Potentially reduce traditional calling costs.

Work Anywhere

Make and receive calls from compatible devices.

Scalable

Add users, numbers and features as your needs grow.

Easy to Use

Many cloud VoIP services offer simple app-based management.

One Platform,
Different Ways to Communicate

Stay connected with your teams and customers through voice, video, and messaging — all in one place.

Voice Calling

Make and receive internet-based calls using compatible VoIP services.

VoIP voice calling interface with caller and dial pad

Video Meetings

Connect face-to-face with teams and customers using providers that support video conferencing.

Business video meeting interface

Business Messaging

Use team messaging, SMS and other communication channels where supported.

Business team messaging and chat interface
All-in-One Platform Manage calls, meetings and messages in one place.
Works Anywhere Access from your desk, home or on the go.
Secure & Reliable Security and reliability depend on the provider.
Built for Teams Improve collaboration and keep teams connected.
Powerful Integrations

Connect VoIP With
Your Business Tools

Many VoIP providers integrate with popular CRM, sales and customer-support platforms, helping teams manage calls and customer conversations within their existing workflows.

HubSpot

CRM

Connect calling activity with HubSpot CRM workflows where supported by your VoIP provider.

Salesforce

CRM

Bring compatible calling tools and customer activity into Salesforce workflows.

Pipedrive

Sales CRM

Connect calls with sales pipelines and customer records when supported.

Intercom

Customer Support

Connect supported communication workflows with customer conversations in Intercom.

Freshdesk

Customer Support

Bring supported calling workflows together with customer service activity.

Copper

CRM

Connect compatible calling activity with customer and relationship records.

Zoho

CRM & Business Tools

Connect compatible VoIP services with Zoho CRM and other supported business applications.

Explore Popular VoIP Integrations See how VoIP services can connect with the business tools your team already uses.
Explore VoIP Integrations
? VoIP FAQs

Frequently Asked Questions

Quick answers to common questions about VoIP calling.

Yes. VoIP can provide reliable business calling when used with a stable internet connection and a reputable provider. Call quality and availability can also depend on network configuration, bandwidth and the provider's infrastructure.
Yes. Businesses of different sizes can use VoIP for calling, virtual numbers, call routing, voicemail and other communication features. The right service depends on your team size, calling requirements and budget.
Not necessarily. Many VoIP services work through desktop and mobile apps, while businesses that prefer physical handsets can use compatible IP phones. Some existing equipment may also work with an adapter.
In many cases, yes. VoIP providers commonly support number porting, allowing you to transfer an eligible existing number. Availability depends on the provider, number type and location.
VoIP converts your voice into digital data and sends it across an IP network. Calls can be made using an IP phone, computer, mobile app or another compatible device, and the person receiving the call does not necessarily need to use VoIP.
VoIP pricing varies by provider, plan, number of users, included features and calling destinations. Some services charge a monthly fee per user, while others may use pay-as-you-go or usage-based pricing.
Yes. Many VoIP providers support international calling. Rates, supported destinations and included minutes vary between services, so compare international calling charges before choosing a provider.
VoIP can be secure when the provider and network are properly configured. Security measures may include strong account authentication, network controls, software updates and encrypted signaling or media where supported.
VoIP does not usually require a large amount of bandwidth for a single call, but sufficient upload and download capacity is important when multiple users are calling at the same time. Connection stability, latency, jitter and packet loss can also affect call quality.
Yes. Cloud-based VoIP services can allow employees to make and receive business calls from compatible computers, mobile apps and IP phones, making them suitable for remote and hybrid working arrangements.
An internet outage can prevent affected VoIP devices from making normal internet-based calls. Depending on the provider and configuration, businesses may be able to use call forwarding, mobile apps, backup internet connections or other continuity options.
Yes. Many VoIP services are designed for small businesses and offer features such as business numbers, voicemail, call forwarding, auto attendants and mobile apps without requiring a traditional on-premises phone system.
For many businesses and households, VoIP can replace traditional landline calling. However, suitability depends on internet reliability, required features, emergency-calling arrangements, equipment and the VoIP provider you choose.
Why VoIPCalling.com?

Why Use VoIPCalling.com?

We help you compare VoIP providers, understand features and choose the right phone system for your business.

Independent Comparisons

Compare VoIP providers, features, pricing and services in one place.

Practical VoIP Guides

Understand phone systems, calling features and VoIP technology before you choose a service.

Options for Different Teams

Explore solutions for business phone systems, sales, support, call centres and international calling.

Provider Offers

Find available trials, plans and offers from selected VoIP providers.

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