The Best VoIP Business Phone Services for 2025

The Best VoIP Business Phone Services for 2025

What is the best VoIP business phone service in 2024? No VoIP company is completely fail-safe, but a few stand out for their affordability, features, and customer service. 

Many business VoIP phone systems are marketing their services, so we made this list for you based on user and expert reviews. Each provider offers unique features and plans that suit various business needs. The rest is up to you to compare and decide. 

iFax reliable voip for business

1. iFax

iFax, known for offering reliable internet fax, has ventured into providing secure business VoIP phone systems. As a HIPAA-compliant solution, iFax is best for organizations that value data privacy and security. You can be assured that interactions remain safe as this platform utilizes robust encryption and other advanced security protocols.

Top features:

  • Secure VoIP calls and text messaging
  • HIPAA-compliant internet fax
  • Audit logs
  • 24/7 live chat and phone support
  • Android and iOS apps
  • BAA provided
Canada-based VoIP business phone service

2. VoIP.ms

VoIP.ms is a Canada-based VoIP provider that offers communication services in over 60 countries. It provides a pay-as-go pricing model and doesn’t lock you into long-term contracts. A flexible VoIP solution, VoIP.ms allows you to bring your own device (BYOD) and use over 50 features.

Top features:

  • Call routing depending on your business hours
  • Digital receptionist
  • Virtual fax
  • Local and toll-free numbers across more than 60 countries
  • Call queues with voice prompts, advertisements, music, or customized messages
  • Protect calls with call encryption, caller ID, blacklists, and two-factor authentication
  • 24/7 customer support
enterprise VoIP business phone systems

3. Nextiva

One of the big names in enterprise VoIP business phone systems, Nextiva offers over 40 features, including video and chat. With its advanced features, the platform can be used as an all-in-one helpdesk and Sales CRM software to make your workflow more efficient.

Top features:

  • Shows caller details onscreen, such as the satisfaction level on the previous interaction and account value
  • Manage phone calls, emails, and texts on one platform
  • Unlimited voice calls
  • Unlimited internet fax
  • Local and toll-free numbers
  • 24/7 customer support
top business VoIP providers

4. RingCentral

RingCentral has long been one of the top business VoIP service providers. The RingCentral MVP (messaging, video, and phone) product shows the company’s move toward unified communications, improving team collaboration and data exchange. Also, this service offers a HIPAA-compliant and reliable platform, ideal for handling high-volume calls.

Top features: 

  • AI transcription and call analysis
  • Unified app with visual voicemail and virtual fax
  • Auto-attendant and call-routing
  • Full service in over 45 countries
  • Local, toll-free, and vanity numbers
  • Flip calls between desk phones, mobile phones, and softphones
top VoIP for business providers

5. Intermedia Unite

Intermedia Unite is on Capterra’s and PCMag’s lists of top VoIP providers, and with good reason. Easily scalable and offering third-party software integration, this business VoIP service provider has a versatile platform you can personalize according to the needs of your business. Reviewers also say it provides clear call quality and a responsive support team.

Top features:

  • Choose from a free desk phone or headset (limited offer)
  • Unlimited domestic calls in Canada, U.S., and Puerto Rico
  • Video conferencing and team chat
  • File management and collaboration
  • Auto attendant and call routing
  • AI assistant
  • SPAM call blocking and tagging
  • Voicemail transcription
  • Web fax
VoIP for business services

6. 8×8

8×8 is another top pick for unified communications and VoIP services. It integrates with major messaging channels such as SMS, Whatsapp, Viber, and Line to ensure you get all your messages in one easy-to-view platform. Moreover, 8×8 provides a Frontdesk feature to help receptionists manage high call volumes.

Top features:

  • Unlimited users
  • Unlimited voice calls to 14-48 countries
  • Virtual front desk
  • Integrates with Microsoft Teams and CMS software
  • Phone number masking
  • Text-to-speech for 45 local languages
  • Video and audio conferencing
  • Team chat

Choosing the Right VoIP Business Phone Service

When choosing the best VoIP phone service for business, consider genuine user reviews, budget, security, and reliability. All VoIP phone systems are vulnerable to cyberattacks and technical issues. However, the company’s responses to these issues should help you see if the platform is reliable.

Despite VoIP providers offering the same basic features, the level of security, ease of use, and reliability will vary. It is also best to consider a reputable provider with minimal downtime. 

Ensure Crystal Clear Unlimited VoIP Calls With iFax

If clear, reliable, and secure VoIP calls are a priority in your business, choose iFax. 

Over 20,000 companies, including legal and healthcare providers, have trusted our platform. With customers in the most heavily regulated industries, iFax assures that your VoIP calls are handled with utmost care. 

Our service also prides itself on being HIPAA-compliant, making it suitable for making and receiving sensitive healthcare calls.

Select a plan or get a free demo to experience the difference firsthand.

Kent CaƱas

Kent is a content strategist currently specializing in HIPAA-compliant online fax. Her expertise in this field allows her to provide valuable insights to clients seeking a secure and efficient online fax solution.

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