Best VoIP Providers - Page 15

How Many VoIP Providers Products Does G2 Track?

Total Products under this Category: 566

Category Stats (Nov 2026)

  • Average Rating: 4.4/5 (↑0.01 vs Oct 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: VoiceStack (+10.92%) - Among all products in this category, VoiceStack recorded the largest rating increase compared to last month

Last updated: November 01, 2026

How Does G2 Rank VoIP Providers Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 85,000+ Authentic Reviews
  • 566+ 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, Quo, Zoom Phone, 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=quo-quo&focus%5B%5D=zoom-zoom-phone&focus%5B%5D=dialpad-connect&focus%5B%5D=cisco-webex-suite&focus%5B%5D=webex-calling&focus%5B%5D=aircall)

Devyce

Devyce is the AI-powered business phone system. As well as reliable calling and messaging, Devyce automatically summarizes your calls, saving time entering details into your CRM. Create teams to handle inbound calls to your sales or support lines, while collaborating with colleagues. Available on Web, iOS, and Android with a native Mac app coming soon.

Average Rating: 4.0/5.0

Total Reviews: 1

How Do G2 Users Rate Devyce?

  • Phone Calls: 6.7/10 (Category avg: 9.2/10)
  • VOiP Number: 8.3/10 (Category avg: 9.1/10)
  • Desk-to-Desk Calls: 5.0/10 (Category avg: 8.6/10)

Who Is the Company Behind Devyce?

  • Seller: Devyce
  • Year Founded: 2020
  • HQ Location: Greater London, England, United Kingdom
  • LinkedIn® Page: www.linkedin.com
    31 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Do G2 Reviewers Say About Devyce?

AI-generated summary from verified user reviews

Pros
  • Users find Devyce very easy to use, praising its great interface and additional texting capability.
  • Users love the easy interface of Devyce, making it simple to use and enjoy its features.
  • Users love the easy-to-use messaging features and intuitive interface of Devyce, enhancing their communication experience.

What Are Recent G2 Reviews of Devyce?

Dialinger

Dialinger is a business phone system built for startups, freelancers, and small businesses who need reliable calling and SMS with a local presence — without paying for enterprise features they will never use.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate Dialinger?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.8/10)
  • Phone Calls: 10.0/10 (Category avg: 9.2/10)
  • VOiP Number: 10.0/10 (Category avg: 9.1/10)
  • Desk-to-Desk Calls: 10.0/10 (Category avg: 8.6/10)

Who Is the Company Behind Dialinger?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Dialinger?

Diallog

Diallog Telecommunications provides voice, internet, and data services to small, medium and large businesses.

Average Rating: 4.0/5.0

Total Reviews: 1

Who Is the Company Behind Diallog?

Who Uses This Product?

  • Company Size: 100% Large

What Are Recent G2 Reviews of Diallog?

AI can help you find the answers. G2 helps you trust them.

Connect G2 to Claude or ChatGPT for answers grounded in G2's trusted reviews, comparisons, and pricing from real user insights.

How it works
Connect G2 to ChatGPTConnect G2 to Claude

didforsale SIP Trunking

SIP Trunking is designed to provide efficient and cost-effective solutions to businesses to replace traditional phone lines.

Average Rating: 4.5/5.0

Total Reviews: 1

How Do G2 Users Rate didforsale SIP Trunking?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.8/10)
  • Phone Calls: 10.0/10 (Category avg: 9.2/10)
  • VOiP Number: 10.0/10 (Category avg: 9.1/10)
  • Desk-to-Desk Calls: 5.0/10 (Category avg: 8.6/10)

Who Is the Company Behind didforsale SIP Trunking?

Who Uses This Product?

  • Company Size: 100% Small

What Do G2 Reviewers Say About didforsale SIP Trunking?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the affordability of didforsale SIP Trunking, enjoying its low pricing and ease of use.
  • Users value the ease of use of didforsale SIP Trunking, appreciating the simple selection process and affordability.
  • Users appreciate the options variety of didforsale SIP Trunking, allowing for easy customization and affordable pricing.
  • Users praise the reliability of didforsale SIP Trunking, noting consistent quality service and ease of use.
Cons
  • Users find the lack of intuitiveness in didforsale SIP Trunking challenging for new users selecting options.

What Are Recent G2 Reviews of didforsale SIP Trunking?

DiFlex

DiFlex is a web CATI survey application, making a phone research process two times faster and cheaper. It will turns any browser into an outbound call center in minutes, where the operator will be able to call, fill out a questionnaire and track the results. ✅ Fast & cost efficient call center Software ✅ Purpose designed for easy way conducting simple or complex telephone research (CATI) ✅ No software installation and training ✅ All functions integrated in one window ✅ Two-way integration for transforming online survey into Professional CATI surveys ✅ Unique quota management tool

Average Rating: 5.0/5.0

Total Reviews: 1

Who Is the Company Behind DiFlex?

  • Seller: DiFlex
  • Year Founded: 2021
  • HQ Location: Tbilisi, GE
  • LinkedIn® Page: www.linkedin.com
    2 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Medium, 50% Small

What Are Recent G2 Reviews of DiFlex?

Digital phone calls platform

PicUP's technology enables enterprises to personalize and optimize customers' incoming call screens for telesales, service calls, technician visits, and other outbound calls. Customers see exactly who is calling, and why, with a beautiful visual personalized message (call back, business offer etc.). Customers can also authenticate the caller, postpone the call, confirm appointments, or convert from call to digital chat. PicUP provides a transparent, personalized, safe and rich experience that increases sales by an average of 48%, reduces operational costs, enhances branding over phone calls, and more. We are active on +25M users and working with companies like Vodafone, TIM, Claro, AMEX and many more.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate Digital phone calls platform?

  • Phone Calls: 10.0/10 (Category avg: 9.2/10)
  • VOiP Number: 10.0/10 (Category avg: 9.1/10)
  • Desk-to-Desk Calls: 10.0/10 (Category avg: 8.6/10)

Who Is the Company Behind Digital phone calls platform?

  • Seller: PicUP
  • Year Founded: 2018
  • HQ Location: Tel Aviv-Yafo, IL
  • LinkedIn® Page: www.linkedin.com
    13 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Medium

What Do G2 Reviewers Say About Digital phone calls platform?

AI-generated summary from verified user reviews

Pros
  • Users love the ability to make international calls digitally, enhancing connectivity and communication worldwide.

What Are Recent G2 Reviews of Digital phone calls platform?

EcoLink

EcoLink is an omnichannel cloud integration platform for VoIP phone systems and agency management systems that enables insurance and financial agencies to streamline business communications, boost agent productivity, strengthen client relationships, and increase ROI.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate EcoLink?

  • Phone Calls: 10.0/10 (Category avg: 9.2/10)
  • VOiP Number: 10.0/10 (Category avg: 9.1/10)
  • Desk-to-Desk Calls: 10.0/10 (Category avg: 8.6/10)

Who Is the Company Behind EcoLink?

  • Seller: Inteveo
  • Year Founded: 2011
  • HQ Location: Austin, US
  • LinkedIn® Page: www.linkedin.com
    9 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Do G2 Reviewers Say About EcoLink?

AI-generated summary from verified user reviews

Pros
  • Users value the chat feature for seamless communication and media sharing, regardless of their location.
  • Users value the easy access provided by EcoLink, enabling business operations even in restrictive network environments.
  • Users appreciate the user-friendly interface of EcoLink, enhancing accessibility and convenience for business operations.
  • Users appreciate the seamless video conferencing capabilities of EcoLink, enhancing communication and collaboration from anywhere.
  • Users value the flexibility of VoIP services with EcoLink, enabling seamless communication from anywhere.
Cons
  • Users find the lack of intuitiveness in EcoLink frustrating, noting UI improvement is needed for better usability.
  • Users report performance issues with EcoLink, including occasional lags that hinder smooth operation.

What Are Recent G2 Reviews of EcoLink?

eTollFree

eTollFree is Tier-1 World Wide VoIP Provider. Provide superior local and toll-free numbers for individuals, or call center solutions for large Fortune 500 companies

Total Reviews: 1

How Do G2 Users Rate eTollFree?

  • Has the product been a good partner in doing business?: 3.3/10 (Category avg: 8.8/10)

Who Is the Company Behind eTollFree?

Who Uses This Product?

  • Company Size: 100% Small

What Are G2 Users Discussing About eTollFree?

Freeje

Freeje is a mobile app solution designed to provide various communication services for all personal and business needs. It is designed to meet the growing demands for location- independent business and personal communications. This is highly needed in industries like call centers, logistics services, remote offices, and many more. With over 100 locations of virtual numbers available around the globe, virtual fax capabilities, and other similar capabilities and features; Freeje is beginning to change the standards of global communication and connectivity. With the app, logistic managers, marketers, and call center account managers, and remote team heads can efficiently communicate with the team without the challenges of geographical difference. Moreover, businesses can now operate in many countries around the globe, even remote areas, without the burden of high costs and international rates. Freeje brings businesses and people closer together.

Average Rating: 2.5/5.0

Total Reviews: 1

Who Is the Company Behind Freeje?

Who Uses This Product?

  • Company Size: 100% Small

Genisis Cloud Voice

ringfusion Inc. is a telecommunications technology company based in San Francisco, California focused on delivering modern, cloud-based voice and communication infrastructure for businesses and service providers. The company develops solutions that unify traditional telephony with next-generation VoIP, SIP, routing intelligence, and carrier-grade performance—making it easier for organizations to deploy reliable, scalable, and cost-efficient communication systems. ringfusion emphasizes flexibility and integration, offering platforms that support multi-site environments, hybrid cloud deployments, and highly customizable routing logic. Its solutions are designed to improve call quality, reduce operational complexity, and provide the resilience needed for mission-critical communication workloads. By combining telecom engineering expertise with modern software architecture, ringfusion Inc. helps enterprises, MSPs, and telecom partners streamline communications, enhance reliability, and future-proof their voice infrastructure in a rapidly evolving digital landscape.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate Genisis Cloud Voice?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind Genisis Cloud Voice?

  • Seller: ringfusion
  • Year Founded: 2024
  • HQ Location: San Francisco, US
  • LinkedIn® Page: linkedin.com
    1 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Genisis Cloud Voice?

Impact Telecom

ImpacTech is where innovation meets business and great things happen because great people come together.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate Impact Telecom?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.8/10)
  • Phone Calls: 10.0/10 (Category avg: 9.2/10)
  • VOiP Number: 10.0/10 (Category avg: 9.1/10)
  • Desk-to-Desk Calls: 10.0/10 (Category avg: 8.6/10)

Who Is the Company Behind Impact Telecom?

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Impact Telecom?

What Are G2 Users Discussing About Impact Telecom?

Ipfone

IPFone with Cisco Webex (UCaaS) is an all-in-one team collaboration solution that seamlessly integrates calling, messaging, video conferencing, and more with Webex capabilities. This powerful partnership allows your organization to streamline work, enhance productivity, and achieve results faster.

Average Rating: 5.0/5.0

Total Reviews: 2

How Do G2 Users Rate Ipfone?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind Ipfone?

  • Seller: IPFone
  • Year Founded: 1997
  • HQ Location: North Miami, US
  • LinkedIn® Page: www.linkedin.com
    101 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Medium, 50% Small

What Are Recent G2 Reviews of Ipfone?

What Are G2 Users Discussing About Ipfone?

JioCX EasyPhone

JioCX EasyPhone is a cloud-based business phone system offering an app with EasyPhone number, shared customer records, in-app calling, a built-in CRM, and a web-based dashboard.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate JioCX EasyPhone?

  • Phone Calls: 10.0/10 (Category avg: 9.2/10)
  • VOiP Number: 10.0/10 (Category avg: 9.1/10)

Who Is the Company Behind JioCX EasyPhone?

Who Uses This Product?

  • Company Size: 100% Large

What Are Recent G2 Reviews of JioCX EasyPhone?

Kasookoo

Kasookoo is a business phone system in an app. It offers all the functionality of a phone system, but in a portable app that sits on your smartphones, allowing you stay connected on the go. Choose from a wide variety of virtual phone numbers, and configure the app to route calls to the right member of the team. Keep you team connected whether they are in the same location, or spread across the world, with no additional costs. Save your business up to 75% on phone bills by avoid expensive business phone systems, and removing the need for business mobiles.

Average Rating: 4.5/5.0

Total Reviews: 1

Who Is the Company Behind Kasookoo?

  • Seller: Kasookoo
  • Year Founded: 2018
  • HQ Location: London, GB
  • LinkedIn® Page: www.linkedin.com
    9 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Kasookoo?

Lingo

Lingo is a provider of phone services for home and small businesses in the U.S.

Average Rating: 4.0/5.0

Total Reviews: 1

Who Is the Company Behind Lingo?

  • Seller: Lingo
  • Year Founded: 2005
  • HQ Location: N/A
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Lingo?

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