Best VoIP Providers - Page 17

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)

SIPPIO

SIPPIO architected a fully automated, end-to-end cloud solution providing top grade carrier services through certified session border controllers running exclusively in Microsoft Azure. The SIPPIO Voice Panel enables quick and easy activations to minimize costly professional services. Built as an app for Microsoft Teams, ongoing user management is simple and secure.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate SIPPIO?

  • 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 SIPPIO?

  • Seller: SIPPIO
  • Year Founded: 2014
  • HQ Location: Annapolis, US
  • LinkedIn® Page: www.linkedin.com
    44 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Medium

What Do G2 Reviewers Say About SIPPIO?

AI-generated summary from verified user reviews

Pros
  • Users find SIPPIO extremely helpful in troubleshooting SIP and VoIP issues, recommending it for SIP-related infrastructure challenges.
  • Users find SIPPIO exceptionally helpful for troubleshooting SIP and VoIP issues in their infrastructure.

What Are Recent G2 Reviews of SIPPIO?

Sipsrus

(ISO Certified) Sipsrus is a company specializing in the SIP Trunking field since 2012. A Standard Sipsrus works with any SIP-enabled PBX, allowing businesses to connect globally. With Zoom Integration, businesses can bring their carrier to Zoom Phone. It supports easier migration, maximum flexibility, global support, and PSTN Carrier. Sipsrus connects easily to all legacy systems! Send and Receive HIPAA Certified Faxes.

Average Rating: 3.5/5.0

Total Reviews: 1

How Do G2 Users Rate Sipsrus?

  • Phone Calls: 10.0/10 (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 Sipsrus?

  • Seller: Sipsrus
  • Year Founded: 2012
  • HQ Location: melville, US
  • LinkedIn® Page: www.linkedin.com
    2 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Medium

Soho66

Soho66 is a multi-award winning provider of VoIP telephony and internet fax solutions to businesses.

Average Rating: 4.5/5.0

Total Reviews: 1

Who Is the Company Behind Soho66?

  • Seller: Soho66
  • Year Founded: 2007
  • HQ Location: Sunderland, GB
  • LinkedIn® Page: www.linkedin.com
    3 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Soho66?

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SSI VoIP Service for Business

Delivered over the Internet, our VoIP phone system (voice-over-IP) gives you the confidence to conduct your business knowing your solution is reliable, cost-efficient and will scale smoothly as your business expands.

Average Rating: 4.5/5.0

Total Reviews: 1

How Do G2 Users Rate SSI VoIP Service for Business?

  • 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: 6.7/10 (Category avg: 9.1/10)
  • Desk-to-Desk Calls: 10.0/10 (Category avg: 8.6/10)

Who Is the Company Behind SSI VoIP Service for Business?

Who Uses This Product?

  • Company Size: 100% Large

What Do G2 Reviewers Say About SSI VoIP Service for Business?

AI-generated summary from verified user reviews

Pros
  • Users value the excellent customer support provided by SSI VoIP Service, enhancing their overall business communication experience.
  • Users value the flexible messaging features of SSI VoIP, enhancing communication efficiency for businesses.
  • Users value the cost-effectiveness and flexibility of SSI VoIP, enabling easy line adjustments and robust features.
Cons
  • Users find the complex processes challenging, particularly in setup and dependence on a stable internet connection.
  • Users face internet dependency issues, leading to potential delays and call quality problems during usage.
  • Users often face platform issues like minor delays and dependency on reliable internet for optimal call quality.

What Are Recent G2 Reviews of SSI VoIP Service for Business?

SureVoIP

VoIP is no longer a new technology. It's not difficult, but the benefits are huge. All you need are IP phones and an internet connection. We do the rest. Whether you have existing equipment or nothing, SureVoIP can help.

Average Rating: 4.5/5.0

Total Reviews: 1

How Do G2 Users Rate SureVoIP?

  • 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 SureVoIP?

  • Seller: Surevoip
  • Year Founded: 2009
  • HQ Location: United Kingdom
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Do G2 Reviewers Say About SureVoIP?

AI-generated summary from verified user reviews

Pros
  • Users praise the amazing technology of SureVoIP's VoIP services, enhancing communication through advanced protocols.
Cons
  • Users feel the product suffers from a lack of intuitiveness, needing improvements in user interface and experience.
  • Users note the limited features of SureVoIP, suggesting improvements in user interface and overall experience are needed.

What Are Recent G2 Reviews of SureVoIP?

TalkChief

Talkchief is the ultimate solution for all your team's communication needs. With Talkchief, you can easily manage all of your team's chats, video calls, and file sharing, all in one powerful and intuitive platform. Whether you're collaborating on a project, conducting a virtual meeting, or just need to quickly share a file, Talkchief has got you covered. Say goodbye to juggling multiple communication apps and hello to streamlined, effortless teamwork. With Talkchief, you can enjoy a host of features designed to make your team's communication seamless and efficient. From HD video and audio calls to real-time chat, screen sharing, and file storage, everything is at your fingertips. Plus, with cross-device compatibility, you can access your conversations and files from anywhere, whether you're on your desktop, laptop, or mobile device. So you can stay in touch and productive, no matter where you are. At Talkchief, we understand that great communication is the foundation of any successful team. That's why we've created a platform that is both powerful and user-friendly, ensuring that everyone on your team can easily stay connected and productive. So if you're looking for a better way to communicate and collaborate with your team, give Talkchief a try today and experience the future of team communication!

Average Rating: 4.8/5.0

Total Reviews: 2

Who Is the Company Behind TalkChief?

  • Seller: TalkChief
  • Year Founded: 2019
  • HQ Location: California, US
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Medium, 50% Small

What Are Recent G2 Reviews of TalkChief?

What Are G2 Users Discussing About TalkChief?

TDS Business VoIP

TDS Business offers confidence in every connection through our business VoIP phone service options.

Average Rating: 4.5/5.0

Total Reviews: 1

How Do G2 Users Rate TDS Business VoIP?

  • 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 TDS Business VoIP?

Who Uses This Product?

  • Company Size: 100% Medium

What Do G2 Reviewers Say About TDS Business VoIP?

AI-generated summary from verified user reviews

Pros
  • Users value the easy communication of TDS Business VoIP, enhancing productivity with superb voice quality and features.
  • Users commend the superb voice quality of TDS Business VoIP, significantly enhancing communication productivity for their businesses.
  • Users value the superb voice quality and productivity-boosting features of TDS Business VoIP for their small business needs.
Cons
  • Users find the lack of essential features in TDS Business VoIP's mobile interface cumbersome for effective call management.
  • Users find the limited features of TDS Business VoIP hinder effective call management, especially when away from their workspace.

What Are Recent G2 Reviews of TDS Business VoIP?

Team on the Run

Team on the Run is the anchor of your company's digital transformation, providing integrated, team-based communications with the ability to process, index and act upon information in real time with our My Business solution.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate Team on the Run?

  • 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 Team on the Run?

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Team on the Run?

What Are G2 Users Discussing About Team on the Run?

Tele365

Tele365 is our collective name on our telephone exchanges from Mitel. Tele365 supports all forms of collaboration such as voice calls, video calls, chat and instant messaging, as well as audio, video and web meetings.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate Tele365?

  • 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 Tele365?

  • Seller: Tele365
  • Year Founded: 2011
  • HQ Location: Stockholm, SE
  • LinkedIn® Page: www.linkedin.com
    23 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Large

What Are Recent G2 Reviews of Tele365?

TeleCloud

Telecloud provides phone and internet service, including both traditional landlines and VoIP service as well as dedicated internet circuits. We offer Hosted PBX on multiple platforms, and we are a platinum partner for 3CX. We specialize in providing cost-effective enterprise-level telecom products, services, and support with unmatched expertise. Servicing businesses nationwide, TeleCloud has the right solutions for your business regardless of geography.

Average Rating: 4.5/5.0

Total Reviews: 1

How Do G2 Users Rate TeleCloud?

  • Has the product been a good partner in doing business?: 8.3/10 (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: 5.0/10 (Category avg: 8.6/10)

Who Is the Company Behind TeleCloud?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of TeleCloud?

Telonium

Telonium offers Voice over IP (VoIP) hosted PBX services to small and mid-sized businesses.

Average Rating: 4.0/5.0

Total Reviews: 1

How Do G2 Users Rate Telonium?

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

Who Is the Company Behind Telonium?

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Telonium?

What Are G2 Users Discussing About Telonium?

Thirdlane Multi Tenant PBX

Thirdlane Multi-Tenant PBX is a white-label UCaaS platform for MSPs, service providers, and telecom resellers who need scale, control, and margin. Launch branded voice, messaging, and collaboration for thousands of tenants from a single platform, with APIs and CRM integrations to automate provisioning, billing, and workflows. Deploy cloud, on-prem, or hybrid to fit your model. Main features: - True multi-tenant architecture with per-tenant isolation, templates, and policies - VoIP calling with IVR, queues, recording, and advanced routing - Branding and white-label controls - APIs, webhooks, and CRM integrations for click-to-call and screen pops - Centralized provisioning, role-based admin, and audit logs - Messaging Queues for inbound SMS and WhatsApp - faster response and smoother workflows - Powerful dashboards on demand - with Grafana integration (optional) - Real-time system dashboards for platform admins - live visibility across the platform - Call analysis reports - clear visuals and quick insights - DID-level outbound message limits - daily and monthly controls for safety and compliance - Flexible deployment options - cloud, on-prem, or hybrid - Thirdlane Connect - white-label softphone, omnichannel messaging, and video app See how Thirdlane helps MSPs, UCaaS providers, resellers, and enterprises deliver white-label multi-tenant communications. Request a live demo today: https://www.thirdlane.com

Average Rating: 3.8/5.0

Total Reviews: 2

How Do G2 Users Rate Thirdlane Multi Tenant PBX?

  • Has the product been a good partner in doing business?: 6.7/10 (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 Thirdlane Multi Tenant PBX?

  • Seller: Thirdlane
  • Year Founded: 2003
  • HQ Location: Fairfax, US
  • LinkedIn® Page: www.linkedin.com
    4 employees on LinkedIn®
  • Ownership: Third Lane Technologies, LLC
  • Phone: +1 415 261 6600

Who Uses This Product?

  • Company Size: 100% Medium

What Do G2 Reviewers Say About Thirdlane Multi Tenant PBX?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the user-friendly interface of Thirdlane Multi Tenant PBX, making communication management seamless and efficient.
  • Users praise the efficient communication capabilities of Thirdlane Multi Tenant PBX, enhancing management for multiple clients effortlessly.
  • Users find the customer support of Thirdlane Multi Tenant PBX exceptionally helpful and engaging with their needs.
  • Users value the robust features and scalability of Thirdlane Multi Tenant PBX for efficient communication management.
  • Users value the easy communication with the Thirdlane team, enhancing their overall experience and support.
Cons
  • Users find the complex features of Thirdlane Multi Tenant PBX challenging, leading to frustration and dissatisfaction.
  • Users find the learning curve steep, making the interface complicated and affecting customer perceptions of the platform.
  • Users find the interface complicated, leading to dissatisfaction and a perception of being outdated.
  • Users find the complex process of Thirdlane Multi Tenant PBX frustrating, leading to dissatisfaction among customers.
  • Users are frustrated with the complex processes of Thirdlane Multi Tenant PBX, making it difficult to deliver a modern experience.

What Are Recent G2 Reviews of Thirdlane Multi Tenant PBX?

VaxVoIP SIP Server SDK

VaxVoIP SIP Server SDK is a Windows development toolkit for software vendors and service providers building branded IP-PBX, IVR, call-center, auto-dialer, registrar, proxy and conferencing applications. Developers control the interface, business logic and deployment through SDK functions, events, documentation and sample projects for C#, VB.NET, Visual C++ and Delphi. Capabilities include SIP registration and routing, transfers, forwarding, voicemail, music on hold, queues, ring groups, call parking, monitoring and private coaching. It supports server-side audio conferencing, DTMF detection, SIP trunk and PSTN gateway connectivity, WAV recording, real-time PCM audio access and SIPREC recording-server connectivity. Multi-core processing and SIP scan, flood and brute-force detection support scalable, secure implementations. Applications can run on Windows Server or Desktop, on-premises or on customer-selected cloud infrastructure. A fully functional 30-day evaluation includes demos, sample code and technical documentation. Product details: https://www.vaxvoip.com/sip-server-sdk

Average Rating: 4.0/5.0

Total Reviews: 1

How Do G2 Users Rate VaxVoIP SIP Server SDK?

  • 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 VaxVoIP SIP Server SDK?

Who Uses This Product?

  • Company Size: 100% Small

What Do G2 Reviewers Say About VaxVoIP SIP Server SDK?

AI-generated summary from verified user reviews

Pros
  • Users find the ease of use of VaxVoIP SIP Server SDK enhances their overall experience and efficiency.
  • Users commend the easy implementation of VaxVoIP SIP Server SDK, facilitating quick and efficient deployment.
  • Users value the easy integration of VaxVoIP SIP Server SDK, streamlining their setup process for enhanced productivity.
  • Users value the robust feature set of VaxVoIP SIP Server SDK, finding it highly beneficial for their projects.

What Are Recent G2 Reviews of VaxVoIP SIP Server SDK?

Verizon VoIP/IP Trunking

IP Trunking allows you to make and receive calls from your office to the outside world through your data network, controlling your overall costs. When paired with our unified communications and collaboration services and solutions, it opens up the latest collaborative possibilities for your workforce, including mobility, video conferencing and online meetings.

Average Rating: 4.5/5.0

Total Reviews: 1

Who Is the Company Behind Verizon VoIP/IP Trunking?

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Verizon VoIP/IP Trunking?

Vinix Business Cloud Communications

Vinix is a cloud business communications platform that integrates VoIP phone system capabilities, contact center tools, and advanced call management features into a flexible and adaptable solution. The platform is designed to help businesses manage voice communications, messaging, and customer interactions within a scalable cloud environment while maintaining greater control than traditional communication providers. The primary audience for Vinix includes small businesses, midsize companies, enterprises, and contact centers that need reliable communications without rigid platform limitations. By replacing traditional phone systems with cloud based calling features such as auto attendants, call routing, call queues, and voicemail, Vinix enables organizations to streamline communication workflows. This approach is especially useful for remote teams and multi location businesses that require consistency without complex hardware deployments. Key features of Vinix include real time analytics, detailed call reporting, and intelligent call routing. These capabilities help organizations monitor communication performance, understand call quality, and improve user productivity across customer support, inbound sales, outbound campaigns, and internal collaboration. Vinix integrates into existing business environments and allows organizations to scale users and services as communication needs evolve. Companies can add or adjust features without significant infrastructure changes, supporting growth while maintaining operational flexibility. The platform also supports AI driven communication workflows that enable automation, real time call insights, and intelligent interaction handling without requiring businesses to replace their existing communication processes. By combining cloud VoIP functionality, contact center capabilities, and scalable communication tools, Vinix provides businesses with a reliable foundation for modern communications while preserving the flexibility and control needed to adapt as their operations grow.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate Vinix Business Cloud Communications?

  • 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 Vinix Business Cloud Communications?

  • Seller: Vinix
  • Company Website:
  • Year Founded: 2014
  • HQ Location: Miami, US
  • LinkedIn® Page: www.linkedin.com
    13 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Do G2 Reviewers Say About Vinix Business Cloud Communications?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the responsive customer support of Vinix, making troubleshooting quick and easy for all staff levels.
  • Users praise the responsive customer support of Vinix, consistently receiving quick and helpful assistance for all inquiries.
  • Users love the ease of use of Vinix Business Cloud Communications, appreciating its seamless communication and intuitive interface.
  • Users love the easy communication features of Vinix, enhancing collaboration for both remote and on-site teams.
  • Users highlight the easy integration of Vinix Business Cloud Communications, enhancing productivity for remote and on-site teams.

What Are Recent G2 Reviews of Vinix Business Cloud Communications?

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