Best VoIP Providers - Page 26

How Many VoIP Providers Products Does G2 Track?

Total Products under this Category: 489

Category Stats (Oct 2026)

  • Average Rating: 4.39/5 (↑0.01 vs Sep 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: VoiceStack (+21.43%) - Among all products in this category, VoiceStack recorded the largest rating increase compared to last month

Last updated: October 01, 2026

How Does G2 Rank VoIP Providers Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 61,900+ Authentic Reviews
  • 489+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for VoIP Providers

G2 Grid® for VoIP Providers plotting products by satisfaction and market presence

Highlighted products: RingEX, Nextiva, Zoom Phone, Quo, Dialpad Connect, Webex Suite, Webex Calling, and Aircall.

Underlying data: [Grid® JSON](https://www.g2.com/categories/voip-providers/grids.json?focus%5B%5D=ringex&focus%5B%5D=nextiva&focus%5B%5D=zoom-zoom-phone&focus%5B%5D=quo-quo&focus%5B%5D=dialpad-connect&focus%5B%5D=cisco-webex-suite&focus%5B%5D=webex-calling&focus%5B%5D=aircall&segment=all)

Omnivoice

Omnivoice is the fast, secure & powerful answer to your business communication needs. Users can expect: - Some of the best pricing options on the market. - Unmatched voice clarity for uninterrupted conversations. - An intuitive platform that is almost too easy to navigate. - Essential communication tools including business numbers and messaging services. - Advanced call management to optimize client interactions. - Admin tools for effective team management. All these features are backed by responsive support, ready to assist users in maximizing the platform's potential. Omnivoice aims to be the reliable communication backbone for small businesses.

Who Is the Company Behind Omnivoice?

  • Seller: Omnivoice
  • HQ Location: 1 Sansome St, Suite 1400 10104 San Francisco, CA 94104
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

OneCloud Networks

Effective communications systems are critical to every business as they respond to the demands of todays work environment.

Who Is the Company Behind OneCloud Networks?

OnSwitchIT

OnSwitch provides 24/7 technical support and cloud-based phone solutions for small and mid-sized businesses.

Who Is the Company Behind OnSwitchIT?

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OpenScape 4000

OpenScape 4000 delivers converged IP and TDM infrastructure that lets you migrate at your own pace—whether maintaining on-premises control, deploying VMware-based private cloud, or implementing hybrid configurations. This architectural flexibility protects your investment while supporting modern SIP-based communications and legacy digital endpoints simultaneously. Built on proven enterprise technology with active-standby dual node architecture, OpenScape 4000 ensures zero calls lost during system failovers while supporting up to 12,000 users on a single system. Mitel licensing enables seamless portability across the entire OpenScape solution family, protecting your software investment as business requirements evolve.

Who Is the Company Behind OpenScape 4000?

  • Seller: Mitel Networks
  • Year Founded: 1972
  • HQ Location: Kanata, Ontario
  • Twitter: @Mitel
    22,451 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    4,002 employees on LinkedIn®
  • Total Revenue (USD mm): $1,300

Optus Loop Live

Optus Loop Live lets you use business phone features on your mobile or PC with a monthly subscription and the Optus Loop Live app.

Who Is the Company Behind Optus Loop Live?

  • Seller: Optus
  • Year Founded: 1992
  • HQ Location: Macquarie Park, AU
  • LinkedIn® Page: www.linkedin.com
    11,242 employees on LinkedIn®

Orbtalk

As one of the UK's leading VoIP providers, we provide business telephone systems for companies of all sizes.

Who Is the Company Behind Orbtalk?

Ovvoe

Aragonese company leader, specialized in business consulting services, technological, digital and outsourcing services.

Who Is the Company Behind Ovvoe?

Oyatel

The Nordic region's leading telephone system replaces the traditional switchboard.

Who Is the Company Behind Oyatel?

PBXact

The PBXact Business phone system is a fully-featured IP-PBX designed with unified communication features for organizations needing mobility, productivity and collaboration capabilities.

Who Is the Company Behind PBXact?

pbxHQ Hosted Business Voice

Enterprise quality cloud based business voice solutions. Available to users in 50+ countries with flexible pricing.

Who Is the Company Behind pbxHQ Hosted Business Voice?

Peeringo

Peeringo is a smart cloud phone system with AI-powered voice and messaging, global virtual numbers, and intelligent call routing — helping businesses manage customer communication seamlessly across teams and devices.

Who Is the Company Behind Peeringo?

Peoplefone

peoplefone is an open system, compatible with all VoIP telephone systems and SIP end devices. Our technology is independent of the internet provider. peoplefone has a Europe-wide network of cooperation and system house partners.

Who Is the Company Behind Peoplefone?

Neeraja Prakash
NP
Researched and written by Neeraja Prakash
Updated April 9, 2026