Best UCaaS Platforms - Page 20

How Many UCaaS Platforms Products Does G2 Track?

Total Products under this Category: 326

Category Stats (Oct 2026)

  • Average Rating: 4.36/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: LoopUp (+0.89%) - Among all products in this category, LoopUp recorded the largest rating increase compared to last month

Last updated: October 26, 2026

How Does G2 Rank UCaaS Platforms Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 99,000+ Authentic Reviews
  • 326+ 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 UCaaS Platforms

G2 Grid® for UCaaS Platforms plotting products by satisfaction and market presence

Highlighted products: Zoom Workplace, Webex Suite, Nextiva, RingEX, Webex Calling, 8x8 Work, Dialpad Connect, and GoTo Connect.

Underlying data: [Grid® JSON](https://www.g2.com/categories/ucaas-platforms/grids.json?focus%5B%5D=zoom-workplace&focus%5B%5D=cisco-webex-suite&focus%5B%5D=nextiva&focus%5B%5D=ringex&focus%5B%5D=webex-calling&focus%5B%5D=8x8-work&focus%5B%5D=dialpad-connect&focus%5B%5D=goto-connect)

Telavox

Telavox is a European tech company in the telecom industry that offers a world-leading communication platform with solutions for smart and efficient telephony, PBX, chat and much more. Founded in 2003 and with headquarters in Malmö, Sweden, Telavox currently employs more than 360 employees. The Telavox platform has more than 300 000 business seats with 60k customers, operational in 9 counties. Great workdays, happy customers - changing business communications forever 💚

Who Is the Company Behind Telavox?

  • Seller: Telavox
  • Year Founded: 2003
  • HQ Location: Malmo, Skåne County, Sweden
  • LinkedIn® Page: www.linkedin.com
    346 employees on LinkedIn®

Telepo UCaaS

Digital Island provides internet, data, mobile, land lines and cloud PBX solutions to NZ businesses and not for profit organisations with 5-500 staff.

Who Is the Company Behind Telepo UCaaS?

TenFour Unified Communications & Collaboration

The future of your business depends on the freedom to communicate and TenFour is dedicated to providing it. From internet-enabled telephones to high definition video conference equipment, instant messaging to team collaboration software, our Unified Communications & Collaboration (UCC) service delivers all of the hardware and software components that comprise your communications environment in one streamlined, subscription service at a single price you pay per month. Our UCC service integrates all of the features you need into one dependable, secure, and scalable communications control and management solution that allows anyone within your environment to communicate on their own terms at a fixed price. Our up-front pricing for each service component includes all of the design, equipment, installation, monitoring, remediation/repair, and administration costs involved in its deployment, as well as future proactive refresh and replacement of outdated gear. And we don’t just install the UCC service and leave you to manage it. We monitor its health 24x7x365 to ensure it’s always running at its best and automatically upgrade components with the most up-to-date technology according to a pre-planned, proactive schedule. We make administration quick and simple by handling routine changes to preferences, the addition and removal of users, and all the software and hardware updates so your IT department can focus less on maintenance and more on new initiatives.

Who Is the Company Behind TenFour Unified Communications & Collaboration?

  • Seller: TenFour
  • Year Founded: 1984
  • HQ Location: Fairfield, New Jersey, United States
  • LinkedIn® Page: www.linkedin.com
    635 employees on LinkedIn®

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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

Third Lane

Who Is the Company Behind Third Lane?

  • Seller: Thirdlane
  • Year Founded: 2003
  • HQ Location: Fairfax, US
  • Twitter: @thirdlanepbx
    47 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    4 employees on LinkedIn®
  • Ownership: Third Lane Technologies, LLC

Thirdlane Business Phone System

Thirdlane Business Phone System is a flexible, enterprise-grade PBX for organizations and IT service teams that want control, scale, and lower TCO. Deploy branded voice, messaging, and video on your terms with APIs and CRM integrations to automate provisioning, billing, and workflows. Run it in the cloud, on-prem, or hybrid, with integrated true multi-tenancy when you need it. Main features: - VoIP calling with IVR, queues, recording, advanced routing, and HD audio - Messaging Queues for inbound SMS and WhatsApp - faster response and smoother workflows - Added WhatsApp support for inbound and outbound messaging - a step toward full omnichannel - Сall analysis reports - clear visuals and quick insights - Real-time system dashboards for platform admins - live visibility across the platform - Powerful dashboards on demand - with Grafana integration (optional) - DID-level outbound message limits - daily and monthly controls for safety and compliance - APIs, webhooks, and CRM integrations for click-to-call and screen pops - Centralized provisioning, role-based admin, and audit logs - Branding and white-label controls - Flexible deployment options - cloud, on-prem, or hybrid - Optional Contact Center - reflects true omnichannel capabilities 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

Who Is the Company Behind Thirdlane Business Phone System?

  • Seller: Thirdlane
  • Year Founded: 2003
  • HQ Location: Fairfax, US
  • Twitter: @thirdlanepbx
    47 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    4 employees on LinkedIn®
  • Ownership: Third Lane Technologies, LLC

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: 8.9/10)

Who Is the Company Behind Thirdlane Multi Tenant PBX?

  • Seller: Thirdlane
  • Year Founded: 2003
  • HQ Location: Fairfax, US
  • Twitter: @thirdlanepbx
    47 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    4 employees on LinkedIn®
  • Ownership: Third Lane Technologies, LLC

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 find Thirdlane Multi Tenant PBX to be remarkably easy to use, thanks to attentive support from the founder.
  • Users value the efficient communication capabilities of Thirdlane Multi Tenant PBX, making client management seamless and effective.
  • Users commend the helpful customer support from Thirdlane, particularly appreciating the founder's dedication to customer satisfaction.
  • Users find the user-friendly interface of Thirdlane Multi Tenant PBX essential for efficient daily communication across multiple clients.
  • Users find the easy communication with the helpful founder invaluable for a better experience with Thirdlane.
Cons
  • Users find the interface complicated, leading to dissatisfaction and a perception of being outdated among customers.
  • Users find the learning curve steep, making it challenging for beginners to adapt to Thirdlane Multi Tenant PBX.
  • Users find the interface complex, leading to dissatisfaction and a perception of being outdated among customers.
  • Users find the complex process of Thirdlane Multi Tenant PBX challenging, impacting customer satisfaction and user experience.
  • Users find the interface complicated, leading to dissatisfaction and perceptions of being outdated by customers.

What Are Recent G2 Reviews of Thirdlane Multi Tenant PBX?

Ubefone

Who Is the Company Behind Ubefone?

  • Seller: Ubefone
  • Year Founded: 2014
  • HQ Location: Paris, FR
  • LinkedIn® Page: www.linkedin.com
    10 employees on LinkedIn®

UCaaS

startelelogic is an AI-powered Customer Experience (CX) technology company, helping enterprises transform customer interactions through conversational AI, intelligent automation, voice AI, omnichannel engagement, and next-generation contact center technology. I’ll maintain startelelogic as the canonical brand spelling in future content.

Who Is the Company Behind UCaaS?

  • Seller: startelelogic
  • Year Founded: 2011
  • HQ Location: Noida, IN
  • Twitter: @startelelogic
    1,085 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    118 employees on LinkedIn®
  • Ownership: startelelogic

UC Analytics

Who Is the Company Behind UC Analytics?

  • Seller: aurenz
  • Year Founded: 1983
  • HQ Location: Kirchheim unter Teck, DE
  • LinkedIn® Page: www.linkedin.com
    8 employees on LinkedIn®

UCTel

Since 2011, UCtel has been providing companies around the world with leading unified communications and contact center solutions. By providing on-premises, cloud and hybrid solutions, we strive to keep businesses connected and ahead of the competition. Working in sectors ranging from healthcare to agriculture, construction, retail and warehousing, we pride ourselves on delivering cutting-edge technology that enables faster communication, better collaboration and improved operations.

Who Is the Company Behind UCTel?

UCx

Who Is the Company Behind UCx?

  • Seller: TPx
  • Year Founded: 1998
  • HQ Location: Austin, Texas, United States
  • LinkedIn® Page: www.linkedin.com
    987 employees on LinkedIn®

UNIVERGE Aspire WX

Who Is the Company Behind UNIVERGE Aspire WX?

  • Seller: NEC Australia
  • Year Founded: 1969
  • HQ Location: Docklands, AU
  • Twitter: @NEC_Australia
    1,713 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    882 employees on LinkedIn®

UNIVOICE

Who Is the Company Behind UNIVOICE?

  • Seller: Misha Chirtsev
  • Year Founded: 2013
  • HQ Location: Kazan, RU
  • Twitter: @unigolos
    84 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    9 employees on LinkedIn®
Neeraja Prakash
NP
Researched and written by Neeraja Prakash
Updated October 3, 2024