Best VoIP Providers - Page 25

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)

Groundwire

Who Is the Company Behind Groundwire?

  • Seller: Acrobits
  • Year Founded: 2008
  • HQ Location: Praha, Praha 1
  • LinkedIn® Page: www.linkedin.com
    29 employees on LinkedIn®

HCL Sametime

HCL Sametime provides real time communication through instant messaging, online meetings, audio and video. Communicate virtually instantly Share files, save time and avoid exceeding mail size quotas. Also manage message history using date and time stamps, people and date searches and a log of sent links and files. Improve online meetings Access online meetings from your desktop, laptop, tablet or smartphone. Share files, applications and screens with people internally or externally using security-rich features. Get the mobile advantage Use high-definition Voice over Internet Protocol (VoIP) audio and video for instant messaging and meetings and softphone with PSTN-dialing support.

Average Rating: 4.0/5.0

Total Reviews: 113

How Do G2 Users Rate HCL Sametime?

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

Who Is the Company Behind HCL Sametime?

  • Seller: HCL Technologies
  • Year Founded: 1999
  • HQ Location: Noida, Uttar Pradesh
  • LinkedIn® Page: www.linkedin.com
    258,955 employees on LinkedIn®
  • Ownership: NSE - National Stock Exchange of India
  • Total Revenue (USD mm): $706,760

Who Uses This Product?

  • Top Industries: Information Technology and Services, Accounting
  • Company Size: 69% Large, 22% Medium

What Do G2 Reviewers Say About HCL Sametime?

AI-generated summary from verified user reviews

Pros
  • Users value the ease of use of HCL Sametime, appreciating its seamless integration and intuitive interface for real-time communication.
  • Users value the real-time communication features of HCL Sametime, enhancing collaboration and connectivity across teams.
  • Users value the seamless integration of HCL Sametime with other tools, enhancing collaboration and communication efficiency.
  • Users appreciate the high-quality video conferencing of HCL Sametime, enhancing real-time communication and collaboration efficiently.
  • Users appreciate the real-time instant messaging capabilities of HCL Sametime, enhancing communication and teamwork efficiency.
Cons
  • Users report connectivity issues with HCL Sametime's calling feature, leading to interruptions during communication.
  • Users experience performance issues with HCL Sametime, as it may lag and be frustratingly slow at times.
  • Users find the user interface complex and challenging, particularly for new users and integration with other applications.
  • Users find the frequent glitches in HCL Sametime highly irritating, disrupting communication and causing frustration.
  • Users find the learning curve steep with HCL Sametime, making it difficult for newcomers to adapt effectively.

What Are Recent G2 Reviews of HCL Sametime?

What Are G2 Users Discussing About HCL Sametime?

HelloAirDial

HelloAirDial is a browser-based international calling service that lets you call real phone numbers worldwide without SIM cards, or calling cards.. The app offers pay-as-you-go rates starting from $0.02/minute, and no subscriptions or contracts. Users can try it with a free 1-minute call (no credit card required). The app allows users to call mobile and landline numbers in 200+ countries with no app-to-app restrictions. Users can also customize their caller ID by verifying their personal number or purchasing a virtual number (US/Canada available). HelloAirDial does not require users to have a phone number, they can use a pre-assigned virtual number to make calls. Communication is encrypted and data is protected. HelloAirDial is built for expats, freelancers, digital nomads, and small businesses who need reliable international calling. Skip calling cards and complex VoIP apps and use HelloAirDial for simple, transparent calling.

Who Is the Company Behind HelloAirDial?

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

How it works

HERO Hosted PBX

Installed at the premises of telecom operators carriers and service providers, HERO hosted PBX software provides businesses of all sizes with secure and reliable VoIP phone services, saving them the hassle and expenses of running their own PBX phone systems in-house.

Who Is the Company Behind HERO Hosted PBX?

  • Seller: Dialexia
  • Year Founded: 2001
  • HQ Location: montreal, CA
  • LinkedIn® Page: www.linkedin.com
    13 employees on LinkedIn®

HoduPBX- IPPBX Software

HoduPBX is the ultimate solution for business communication. Its unprecedented user interface with optimal user experience facilitates businesses to communicate with the end users efficiently. This software offers world-class connectivity within an office and from the remote location leaves communication an uninterrupted process. Get HoduPBX and empower agents’ work management with multitasking abilities and efficiencies. With 1000+ concurrent calls and 10,000 extensions, our IP PBX software is one of the best choices for business communications. Here are HoduPBX’s key features; Audio-conferencing Least Call Routing (LCR) Real-time Analytics and Reports Queue Monitoring SMS Multi-level IVR Auto Provisioning BLF & Presence Stir/Shaken Platform Features Payment Gateway Integration Hosted IP PBX Software

Who Is the Company Behind HoduPBX- IPPBX Software?

  • Seller: Hodusoft
  • Year Founded: 2015
  • HQ Location: Ahmedabad, IN
  • LinkedIn® Page: www.linkedin.com
    68 employees on LinkedIn®

Hosted Phone System

Formed in 2010, Wavetel has grown to become a leading provider of telecom services in the UK and rest of the world. Wavetel started as a wholesale operator offering Voice, SMS and Data services to other operators. In 2013 Wavetel launched its B2B services which includes VoIP telephony services, Connectivity, Virtual Numbers, SIP Trunks, Microsoft Team Direct Routing, Mobile, SMS, Call Centre Solutions for its valued clients and business partners worldwide. Over the years, our voice messaging offerings have constantly evolved as an enterprise solution allowing it to integrate with third party CRMs and business apps using our programmable APIs. Our Approach: Keep it simple. At Wavetel we strive to always provide one stop business Solution whether its Telecoms, Connectivity, Mobile, IT to all of our customers with the highest levels of customer service at a fair price. Our customers range from Education, Healthcare, Hospitality, Legal, Recruitment, Retail, Logistics, Security etc. industries. So far Wavetel has served 3000+ businesses around the globe.

Who Is the Company Behind Hosted Phone System?

Hosted Telecom Solutions VoIP

Hosted Telecom Solutions, Inc. is a full service provider of Internet, voice, and data center solutions. We combine project specific professional services teams and high quality telecommunications and cloud products with a customer focused help desk to provide a unique technology experience for our customers.

Who Is the Company Behind Hosted Telecom Solutions VoIP?

HostMy

HostMy offers hosted voice, text, fax, contact center and video solutions for organizations of all sizes. All of our products are supported by expert engineers and U.S.-based customer service. HostMyCalls allows for your voice calls to be supported by traditional desk phones as well as our unified communications software. You can use both interchangeably, using your extension on your mobile device through the soft phone. Chat, conferencing, contact management, call forwarding, voicemail, and many other features are supported. Our self-service portals and skilled support make sure your needs are flexibly met. HostMyText unlocks the power of SMS for your business. You can give your team the power to text without using their personal device. Through our web portal you can manage your conversations, set auto replies, schedule bulk messages, setup keyword opt-in, and much more. HostMyFax modernizes your fax management workflow, making digital management easy. HostMyContact Center gives your call center the professional tools and support it needs, with both agent and supervisor editions of the software. HostMyVideo gives your organization a secure video conferencing solution, supporting desktop and mobile devices.

Average Rating: 3.5/5.0

Total Reviews: 1

How Do G2 Users Rate HostMy?

  • Has the product been a good partner in doing business?: 6.7/10 (Category avg: 8.8/10)

Who Is the Company Behind HostMy?

  • Seller: HostMy
  • Year Founded: 1946
  • HQ Location: Knoxville, US
  • LinkedIn® Page: www.linkedin.com
    17 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 67% Small, 17% Large

What Do G2 Reviewers Say About HostMy?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the responsive and effective customer service of HostMy, providing peace of mind for website reliability.
  • Users appreciate the responsive and helpful customer support from HostMy, providing reliable assistance when needed.
  • Users value the efficiency of HostMy, ensuring their websites operate smoothly with prompt support when needed.
  • Users appreciate the reliable performance of HostMy, with consistent uptime and responsive support that solves issues promptly.
  • Users value the helpfulness of the support team at HostMy, ensuring quick resolutions and peace of mind.
Cons
  • Users find the complex processes can be frustrating, as navigation is not always intuitive and settings require extra steps.
  • Users find the dashboard issues frustrating due to its outdated look and complicated navigation for advanced settings.
  • Users find the lack of clarity in the dashboard navigation frustrating, affecting their overall experience and efficiency.
  • Users find navigation issues with HostMy, noting the dashboard feels outdated and not user-friendly.
  • Users find the dashboard design outdated, making navigation challenging and sometimes frustrating when accessing advanced settings.

What Are Recent G2 Reviews of HostMy?

IDT Express

At IDT Express, we help businesses connect with customers worldwide through reliable and scalable communication solutions. Part of IDT Corporation, we provide global telecom infrastructure including DID Numbers, SIP Trunking, Voice Termination, Toll-Free Numbers, and Omnichannel Messaging. Our platform supports telecom operators, SaaS platforms, contact centers, and enterprises looking to launch, scale, and optimize voice and messaging services. With extensive global coverage, flexible APIs, and a focus on route quality and reliability, IDT Express powers the communication behind modern businesses.

Who Is the Company Behind IDT Express?

  • Seller: IDT Telecom
  • Year Founded: 1990
  • HQ Location: Newark New Jersey ,United States
  • LinkedIn® Page: www.linkedin.com
    1,148 employees on LinkedIn®
  • Ownership: NYSE: IDT

Infinity Telecom

Infinity Telecom s.r.o. is licensed telecom operator in Czech Republic. We are engaged in traffic exchange with partners all over the world (premium and wholesale termination). Infinity Telecom — a Prague-based telecom operators group. We offer solutions in the areas of data storage and transmission, IP and classical telephony, Internet access, content delivery, colocation and other telecommunication services in several countries of the world. We offer solutions in the areas: - Global voice services (SIP trunking, DID numbers) - IP transit - Hosting services (server rental, colocation, hardware hosting, content delivery, data storage and similar services) - local services in Czechia and Slovakia (Internet, office telecom solution). Our PoPs are in Prague, Bratislava, Amsterdam, Mumbai, Barranquilla.

Who Is the Company Behind Infinity Telecom?

InfoFlo Impact

InfoFlo Impact delivers a secure, scalable, and fully HIPAA-compliant case management solution designed to help organizations operate more efficiently. Gain a comprehensive 360° view of every client and case through a unified, intuitive dashboard. Seamlessly manage all your client goals, referrals, documentation, events, classes, and activities within a single platform—eliminating the need for multiple tools. Generate custom, data-driven reports to strengthen your grant proposals and demonstrate measurable outcomes and easily export these reports to Excel or CSV. With InfoFlo Impact, your organization benefits from a fully customized, cost-effective system built to align with your unique workflows and compliance requirements—empowering your team to focus on impact, not administration.

Average Rating: 4.5/5.0

Total Reviews: 100

How Do G2 Users Rate InfoFlo Impact?

  • Has the product been a good partner in doing business?: 8.9/10 (Category avg: 8.8/10)

Who Is the Company Behind InfoFlo Impact?

Who Uses This Product?

  • Who Uses This: Owner, President
  • Top Industries: Financial Services, Information Technology and Services
  • Company Size: 70% Small, 11% Medium

What Do G2 Reviewers Say About InfoFlo Impact?

AI-generated summary from verified user reviews

Pros
  • Users find InfoFlo Impact to be very easy to use with quick access to important customer data and excellent support.
  • Users praise the terrific customer support of InfoFlo Impact, enhancing their overall experience with the program.
  • Users value the powerful organizational capabilities of InfoFlo Impact, enhancing customer management and data accessibility.
  • Users appreciate the easy access to important customer data in InfoFlo Impact, enhancing their overall experience.
  • Users value the integrated architecture of InfoFlo Impact, effectively centralizing all business data and needs.
Cons
  • Users face bugs and glitches, particularly with integration issues and unresolved software problems after updates.
  • Users face integration issues with InfoFlo Impact, including problems with 3CX and unresolved software glitches.
  • Users feel that the software suffers from a lack of available bundles, limiting options and flexibility.
  • Users find the interface outdated and support responses occasionally confusing, though they do provide clarifications when prompted.

What Are Recent G2 Reviews of InfoFlo Impact?

What Are G2 Users Discussing About InfoFlo Impact?

IntBell

IntBell is a professional international business cloud communication platform, aiming to provide various cloud communication services for overseas foreign trade enterprises, including international intelligent call centers, two-way voice calls, two-way SMS, SMS marketing and promotion, international virtual numbers, email promotion platforms, customer relationship management (CRM) for customer management, intelligent customer service, etc. It provides integrated overseas expansion cloud communication solutions for industries such as cross-border e-commerce, international logistics, the overseas expansion of gaming, social applications, financial services, real estate, etc. It demonstrates outstanding performance. The multi-line node data centers around the world ensure clear and stable call quality. The cloud SMS communication platform enables efficient and accurate message delivery, with a delivery rate as high as 99.9%. It is extremely convenient to use, supporting multiple devices, and the Web-based management panel makes it convenient for enterprises to operate at any time. The service is truly reassuring. There is a bilingual customer service available 24/7 in the United States. The free software upgrades ensure the advancement of the platform. A variety of cost-effective account plans can meet the needs of different enterprises. Whether it is cross-border e-commerce, international logistics, or other industries going global, IntBell can provide integrated cloud communication solutions, making it an excellent choice for cross-border communication.

Who Is the Company Behind IntBell?

IPCortex Virtual Edition

A fully featured virtual PBX that allows users to deploy within their AWS cloud services instance.

Average Rating: 3.5/5.0

Total Reviews: 1

Who Is the Company Behind IPCortex Virtual Edition?

  • Seller: IPCortex
  • Year Founded: 2002
  • HQ Location: Milton Keynes, GB
  • LinkedIn® Page: www.linkedin.com
    12 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small
Neeraja Prakash
NP
Researched and written by Neeraja Prakash
Updated April 9, 2026