Best VoIP Providers - Page 13

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)

STARFACE

We offer you a flexible solution for your business telephony needs. Whether as a hardware or software-based system, STARFACE will provide you with the perfect communication solution – everything from a single source and Made in Germany.

Average Rating: 4.5/5.0

Total Reviews: 2

How Do G2 Users Rate STARFACE?

  • 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 STARFACE?

  • Seller: STARFACE
  • Year Founded: 2005
  • HQ Location: Karlsruhe, DE
  • LinkedIn® Page: www.linkedin.com
    138 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Medium, 50% Small

What Are Recent G2 Reviews of STARFACE?

Telnum

Telnum is a one-stop cloud-based business phone system that provides you software-based PBX and virtual number service. It is trusted by more than 90 countries across the globe, thanks to its advanced business phone system. With Telnum, you can have a virtual phone number for your business that answers local and international calls. Once activated, you’ll have the ability to maximize the following features: - Virtual local phone numbers - Toll-free numbers (800) - Virtual SMS numbers - Multi-channel DID numbers - Virtual fax numbers (fax to email) And many more Small, medium and large scale businesses rely on Telnum when it comes to their VoIP phone systems needs. Telnum allows them to enjoy the benefits of cloud PBX, hosted VoIP, IVR, and other virtual features. These call center features are of utmost importance if you want to take your business to the next level. VoIP, for instance, is a must for every business owners who want to have an edge among their competitors. Visit telnum.net and talk to one of its experts. Let Telnum help you assess your business communication needs and start building your business presence in different countries around the world.

Average Rating: 5.0/5.0

Total Reviews: 2

How Do G2 Users Rate Telnum?

  • 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 Telnum?

Who Uses This Product?

  • Company Size: 50% Medium, 50% Small

What Are Recent G2 Reviews of Telnum?

What Are G2 Users Discussing About Telnum?

Tonet

Tonet is a business phone system designed for small and mid-size businesses. It gives your team a full communications platform - business phone numbers, call routing, auto attendant, IVR menus, call recording, voicemail, SMS, team messaging, and AI-powered call transcription - all managed from a single dashboard. There are no feature tiers or gated add-ons. Every account gets access to everything: ring groups, business hour schedules, call analytics, and a real-time activity feed. Tonet works on iOS, Android, web browsers, and SIP desk phones from Yealink, Grandstream, Polycom, Cisco, and others. Setup takes minutes. Port your existing numbers for free, or pick new local and toll-free numbers instantly. No contracts, cancel anytime.

Average Rating: 4.3/5.0

Total Reviews: 2

How Do G2 Users Rate Tonet?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.8/10)
  • Phone Calls: 6.7/10 (Category avg: 9.2/10)
  • VOiP Number: 10.0/10 (Category avg: 9.1/10)
  • Desk-to-Desk Calls: 8.3/10 (Category avg: 8.6/10)

Who Is the Company Behind Tonet?

  • Seller: Tonet
  • Year Founded: 2022
  • HQ Location: Las Vegas, US
  • LinkedIn® Page: www.linkedin.com
    4 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Large, 50% Small

What Are Recent G2 Reviews of Tonet?

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Tresta

Tresta is a virtual phone system and mobile app that turns any smartphone into your business phone – so you can manage your business communications from any device. With unlimited calling, texting, and powerful call management features, Tresta helps your business communicate smarter and more efficiently - allowing you to better serve your customers anywhere, anytime. Whether you need a business phone number, or a complete business phone system, Tresta makes it easier and more affordable than ever to set up a fully functioning mobile office. At just $15 per user per month, Tresta offers all the features you need to help your business look its best. And there are no contracts, premium feature fees, per-minute charges, or hidden costs. Get started today and try Tresta for free for 30 days.

Average Rating: 2.8/5.0

Total Reviews: 2

How Do G2 Users Rate Tresta?

  • Has the product been a good partner in doing business?: 5.8/10 (Category avg: 8.8/10)
  • Phone Calls: 9.2/10 (Category avg: 9.2/10)
  • VOiP Number: 8.3/10 (Category avg: 9.1/10)

Who Is the Company Behind Tresta?

  • Seller: Tresta
  • Year Founded: 1990
  • HQ Location: Tallahassee, US
  • LinkedIn® Page: www.linkedin.com
    28 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Tresta?

What Are G2 Users Discussing About Tresta?

VirtualGlobalPhone

Provide Virtual numbers with Global Call Forwarding

Average Rating: 4.5/5.0

Total Reviews: 2

How Do G2 Users Rate VirtualGlobalPhone?

  • Has the product been a good partner in doing business?: 8.3/10 (Category avg: 8.8/10)
  • Phone Calls: 8.3/10 (Category avg: 9.2/10)
  • VOiP Number: 9.2/10 (Category avg: 9.1/10)
  • Desk-to-Desk Calls: 8.3/10 (Category avg: 8.6/10)

Who Is the Company Behind VirtualGlobalPhone?

Who Uses This Product?

  • Company Size: 50% Medium, 50% Large

What Do G2 Reviewers Say About VirtualGlobalPhone?

AI-generated summary from verified user reviews

Pros
  • Users find VirtualGlobalPhone affordable, making global connectivity efficient and convenient for staying in touch.
  • Users appreciate the global connectivity options of VirtualGlobalPhone, making communication with international contacts effortless and convenient.
  • Users find global connectivity convenient with VirtualGlobalPhone, enjoying efficient local presence and affordable international calling options.
  • Users value the easy connection VirtualGlobalPhone offers, making global communication efficient and convenient.
Cons
  • Users face complex processes for setting up multiple international numbers, impacting their experience with VirtualGlobalPhone.
  • Users note that customer service responsiveness could be improved for better troubleshooting and guidance experiences.
  • Users experience internet dependency, which can impact call quality and complicate setup for international numbers.
  • Users experience call quality issues with VirtualGlobalPhone due to VoIP reliance and internet connection strength.

What Are Recent G2 Reviews of VirtualGlobalPhone?

What Are G2 Users Discussing About VirtualGlobalPhone?

VoIP Office

Best VOIP Service Provider.

Average Rating: 5.0/5.0

Total Reviews: 2

How Do G2 Users Rate VoIP Office?

  • 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 VoIP Office?

Who Uses This Product?

  • Company Size: 100% Medium

What Do G2 Reviewers Say About VoIP Office?

AI-generated summary from verified user reviews

Pros
  • Users value the Breakout Rooms feature of VoIP Office for enhancing collaboration and communication across multiple locations.
  • Users appreciate the easy-to-use chat feature of VoIP Office, enhancing communication during recruitment across locations.
  • Users find easy navigation in VoIP Office helpful for efficient communication across multiple locations.
  • Users find VOIP Office intuitive, simplifying recruitment and communication across multiple locations seamlessly.
  • Users appreciate the seamless messaging features of VoIP Office, which greatly enhance their communication efficiency.

What Are Recent G2 Reviews of VoIP Office?

What Are G2 Users Discussing About VoIP Office?

Voiptime Cloud

Voiptime Contact Center is a cloud-based call center solution, helping medium businesses and enterprises to process client requests across all communication channels (voice, webchat, email, chatbot), and manage all call center operations in one powerful platform. Increase the productivity of your team and watch your business grow!

Average Rating: 4.9/5.0

Total Reviews: 14

How Do G2 Users Rate Voiptime Cloud?

  • Has the product been a good partner in doing business?: 9.6/10 (Category avg: 8.8/10)
  • Phone Calls: 8.3/10 (Category avg: 9.2/10)
  • Desk-to-Desk Calls: 10.0/10 (Category avg: 8.6/10)

Who Is the Company Behind Voiptime Cloud?

Who Uses This Product?

  • Top Industries: Marketing and Advertising
  • Company Size: 71% Small, 29% Medium

What Are Recent G2 Reviews of Voiptime Cloud?

What Are G2 Users Discussing About Voiptime Cloud?

VXT

VXT is a cloud-based VoIP phone system built for professionals. By integrating with the tools you use to run your business, VXT helps you to save time, mitigate risk and generate revenue by automatically managing your admin. VXT is the easiest phone system you will ever use. Enjoy reliable calling and industry-specific features like: recording and transcriptions, automatic time recording, SMS, advanced call routing, IVR, analytics, call tagging, and internal team chat. Join professionals worldwide in automating administrative tasks for a better client experience. VXT is perfect for businesses that make and receive calls frequently. In particular: law firms, staffing and recruitment agencies, accounting firms, financial services and other professional services.

Average Rating: 4.8/5.0

Total Reviews: 2

How Do G2 Users Rate VXT?

  • 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 VXT?

  • Seller: VXT
  • Year Founded: 2018
  • HQ Location: Christchurch, NZ
  • LinkedIn® Page: www.linkedin.com
    52 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of VXT?

What Are G2 Users Discussing About VXT?

yuuconnect for Microsoft Teams

yuuconnect for Microsoft Teams is a VoIP integration for MS Teams by yuutel. Companies can easily integrate a fully equipped IPBX phone system into Microsoft Teams using a managed SIP trunk and yuutel as their preferred business telephony provider. Make incoming and outgoing calls with your usual office number directly from the MS Teams client - on any device (smartphone, tablet, laptop, PC). Just connect Teams with the public telephony network worldwide.

Average Rating: 4.5/5.0

Total Reviews: 2

Who Is the Company Behind yuuconnect for Microsoft Teams?

  • Seller: yuutel
  • Year Founded: 2001
  • HQ Location: Wien, AT
  • LinkedIn® Page: www.linkedin.com
    32 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Large

What Are Recent G2 Reviews of yuuconnect for Microsoft Teams?

1-VoIP

1-VoIP's owners have a telecom background spanning over 40 years of experience. After transitioning to VoIP in 2005, the company built a solid reputation of reliability and customer satisfaction. Paired with excellent customer service and technical support, 1-VoIP established itself as a dominant name in the VoIP industry.

Average Rating: 3.0/5.0

Total Reviews: 1

How Do G2 Users Rate 1-VoIP?

  • Phone Calls: 6.7/10 (Category avg: 9.2/10)
  • VOiP Number: 6.7/10 (Category avg: 9.1/10)

Who Is the Company Behind 1-VoIP?

Who Uses This Product?

  • Company Size: 100% Small

What Are G2 Users Discussing About 1-VoIP?

800.com

Smarter call tracking, now with AI Agents that answer when you can't. Never miss a call again. 800.com helps small businesses and agencies grow smarter with 800 AI Agents: intelligent agents that answer, handle, and qualify every inbound call, 24/7. No missed calls, no lost leads, no after-hours voicemail black hole. 800 AI Agents work hand-in-hand with 800 Intelligence and Enhanced Caller ID to unlock even more the moment a call comes in — call summaries, call scoring, recommended next steps, and data enrichment that gives you the caller's name, email, and address instantly. Combined with a professional phone number, intuitive call routing, and built-in call tracking, you can stop guessing where your leads are coming from and start focusing on what works. Even if you're new to call tracking, 800.com makes it easy to assign unique phone numbers to your campaigns (website, ads, social, print), track results in real time, and route calls to the right person or team — all from one simple dashboard. AI features include: – 800 AI Agents that answer, handle, and qualify calls 24/7 – Call summaries, call scoring, and recommended next steps via 800 Intelligence – Data enrichment through Enhanced Caller ID — name, email, and address the moment the phone rings – Call transcription and sentiment analysis for deeper insight into customer interactions For agencies and advanced users, 800.com supports powerful tools like: – Dynamic Number Insertion (DNI) to track exact sources of inbound calls – Integrations with GA4, Google Ads, Meta, and Microsoft Ads – Client-level account management with white-labeled dashboards for a consistent brand experience across every account Built for SMBs but scalable for agencies, 800.com also includes: – Call forwarding, voicemail, and customizable IVR – Call recording and transcription with playback for training or QA – In-depth call analytics and reporting – SMS campaigns for direct customer engagement – Mobile app so your business line goes everywhere you go Looking for advanced call forwarding and routing with custom greetings and an auto-attendant? We have that too. Whether you're just starting out or scaling fast, 800.com helps you look more professional, stay responsive, and make better marketing decisions — with AI agents doing the heavy lifting, without the complexity of traditional phone systems.

Average Rating: 4.7/5.0

Total Reviews: 1,091

How Do G2 Users Rate 800.com?

  • Has the product been a good partner in doing business?: 9.4/10 (Category avg: 8.8/10)

Who Is the Company Behind 800.com?

  • Seller: 800.com
  • Company Website:
  • Year Founded: 2008
  • HQ Location: Sarasota, Florida
  • LinkedIn® Page: www.linkedin.com
    43 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Owner, CEO
  • Top Industries: Construction, Retail
  • Company Size: 80% Small, 12% Medium

What Do G2 Reviewers Say About 800.com?

AI-generated summary from verified user reviews

Pros
  • Users praise the ease of use of 800.com, noting its simple setup and efficient communication features.
  • Users find the easy setup of 800.com highly convenient, enhancing their overall experience with the service.
  • Users highly value the exceptional customer support of 800.com, appreciating their responsiveness and understanding approach.
  • Users value the flexibility of managing phone numbers with 800.com, enhancing professionalism and privacy during communications.
  • Users value the professionalism and customer service of 800.com, creating a positive and dependable business experience.
Cons
  • Users find the pricing to be high compared to traditional services, feeling it's not justified for limited use.
  • Users experience a learning curve that can make initial setup and familiarity challenging with 800.com.
  • Users find the limited features of 800.com inadequate for their lead management and tracking needs.
  • Users criticize the high costs and contract penalties of 800.com, along with lacking lead management features.
  • Users experience call connectivity issues with 800.com, often requiring workarounds like VPN for better communication.

What Are Recent G2 Reviews of 800.com?

What Are G2 Users Discussing About 800.com?

Adore VOIP Billing

Adore VOIP Billing is a billing and provisioning software that confers the arrangements alongside prompt technical support that utilizes the framework for giving services such as payment, expenses, rates and bills of calls.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate Adore VOIP Billing?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.8/10)
  • Phone Calls: 8.3/10 (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 Adore VOIP Billing?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Adore VOIP Billing?

What Are G2 Users Discussing About Adore VOIP Billing?

AirePBX

Provides fully managed and connected endtoend, nextgeneration solutions for multilocation enterprise customers, including SDWAN, Unified Communications (UCaaS), Business VoIP, Hosted Phone Systems, SIP Trunking, MPLS, Manged Failover, Managed Security and Internet.

Average Rating: 3.5/5.0

Total Reviews: 1

Who Is the Company Behind AirePBX?

  • Seller: AireSpring
  • Year Founded: 2001
  • HQ Location: Clearwater, Florida, United States
  • LinkedIn® Page: www.linkedin.com
    365 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Medium

Alliance Phones

Alliance Phones provides reliable and easy to use VoIP Phone systems designed for small and medium businesses.

Average Rating: 4.0/5.0

Total Reviews: 1

How Do G2 Users Rate Alliance Phones?

  • 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: 3.3/10 (Category avg: 8.6/10)

Who Is the Company Behind Alliance Phones?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Alliance Phones?

What Are G2 Users Discussing About Alliance Phones?

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