Best Communication Platform as a Service (cPaaS) Platforms - Page 10

How Many Communication Platform as a Service (cPaaS) Platforms Products Does G2 Track?

Total Products under this Category: 231

Category Stats (Oct 2026)

  • Average Rating: 4.48/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: TalkJS (+3.71%) - Among all products in this category, TalkJS recorded the largest rating increase compared to last month

Last updated: October 15, 2026

How Does G2 Rank Communication Platform as a Service (cPaaS) Platforms Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 9,700+ Authentic Reviews
  • 231+ 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 Communication Platform as a Service (cPaaS) Platforms

G2 Grid® for Communication Platform as a Service (cPaaS) Platforms plotting products by satisfaction and market presence

Highlighted products: Sinch Engage, Signal House, Wati, Webex Connect, WhatsApp Business Platform, Telnyx CPaaS, MSG91, and 360Dialog.

Underlying data: [Grid® JSON](https://www.g2.com/categories/communication-platform-as-a-service-cpaas/grids.json?focus%5B%5D=sinch-engage&focus%5B%5D=signal-house&focus%5B%5D=wati&focus%5B%5D=webex-connect&focus%5B%5D=whatsapp-business-platform&focus%5B%5D=telnyx-cpaas&focus%5B%5D=msg91&focus%5B%5D=360dialog)

Fast2SMS

Fast2SMS is a CPaaS (Communication Platform as a Service) and omnichannel messaging platform that helps businesses communicate with customers through DLT SMS, WhatsApp messages, and RCS messaging from a single platform. It provides easy-to-integrate SMS API, WhatsApp API, and RCS APIs for websites, mobile apps, and business systems. Businesses can send OTP messages, transactional alerts, notifications, and marketing campaigns using bulk messaging tools, contact lists, or Excel uploads. The platform also offers real-time delivery reports, campaign tracking, and WhatsApp Live Chat to manage incoming conversations and assign chats to agents. Fast2SMS stands out with its pay-as-you-go pricing model, with no monthly fees and no setup costs, making it ideal for startups, developers, and growing businesses that need reliable and scalable messaging solutions. 🚀

Who Is the Company Behind Fast2SMS?

  • Seller: Fast2SMS
  • Year Founded: 2011
  • HQ Location: Bhopal, IN
  • LinkedIn® Page: www.linkedin.com
    7 employees on LinkedIn®

FreJun Teler

Teler is FreJun's developer-focused voice infrastructure platform for building AI-powered voice applications, phone agents, and programmable communication workflows. The platform provides APIs and telephony services for call origination, call control, real-time audio streaming, SIP connectivity, number provisioning, recording, and event-based integrations. Teler is model-agnostic and can be integrated with leading AI models and speech technologies, enabling developers to build, deploy and scale voice-enabled applications globally.

Who Is the Company Behind FreJun Teler?

  • Seller: FreJun
  • Year Founded: 2019
  • HQ Location: Seattle, WA
  • LinkedIn® Page: www.linkedin.com
    50 employees on LinkedIn®

Freshcaller

Freshdesk Contact Center (Formerly Freshcaller) is a simple and reliable cloud-based contact center software that helps businesses connect with customers in an affordable way. With phone numbers in 90+ countries, Freshdesk Contact Center lets customers set up their contact center in a few easy steps, and with zero phone hardware. Freshdesk Contact Center integrates with several CRM and Helpdesk tools, enabling sales and support teams to work seamlessly. With powerful reporting and analytics, admins can get real-time insights into their customer experience as well as agent productivity. WithFreshdesk Contact Center (Formerly Freshcaller) , agents can take calls on their desktops, laptops, or phone (both Android and iOS), to create a fully remote but connected contact center. As business needs change, admins can add agent licenses, purchase additional numbers, add phone credits, and upgrade the pricing plan. Freshdesk Contact Center (Formerly Freshcaller) offers five pricing plans that are tailored to meet different calling needs. Freshdesk Contact Center (Formerly Freshcaller) by Freshworks is a truly modern and reliable phone system that is trusted by over 7000+ customers worldwide.

Average Rating: 4.1/5.0

Total Reviews: 127

How Do G2 Users Rate Freshcaller?

  • Has the product been a good partner in doing business?: 8.4/10 (Category avg: 9.0/10)

Who Is the Company Behind Freshcaller?

  • Seller: Freshworks
  • Year Founded: 2010
  • HQ Location: San Mateo, CA
  • Twitter: @FreshworksInc
    19,020 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    7,783 employees on LinkedIn®
  • Ownership: NASDAQ: FRSH

Who Uses This Product?

  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 69% Small, 25% Medium

What Do G2 Reviewers Say About Freshcaller?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the simple and clean UI of Freshcaller, making it easy to use and set up.
  • Users value the automation features of Freshcaller, enhancing efficiency and ensuring timely customer interactions.
  • Users value the call recording feature of Freshcaller, enhancing their overall communication efficiency and experience.
  • Users value the simple and clean UI of Freshcaller, enhancing their communication experience effortlessly.
  • Users find the dial pad and recording features of Freshcaller valuable for a seamless calling experience.
Cons
  • Users feel the lack of features in Freshcaller limits functionality and hampers their overall experience.
  • Users feel the lack of detailed contact information limits the usefulness of Freshcaller for managing interactions effectively.
  • Users find the lack of detailed contact information frustrating, particularly missing recent call notes for better follow-up.
  • Users find the lack of detailed contact information frustrating, missing important features like recent call notes.
  • Users report poor customer support, particularly slow response times affecting urgent issue resolutions with Freshcaller.

What Are Recent G2 Reviews of Freshcaller?

What Are G2 Users Discussing About Freshcaller?

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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

GMS

GMS is the AI-driven communications solutions partner for Mobile Network Operators and enterprises globally. GMS’ deep understanding of MNO and enterprises messaging business, expertise in network protection, and global connectivity set the foundations for GMS to move into the future: AI communications solutions that enable great customer engagement and exceptional customer experiences. Through recent acquisitions, GMS has enhanced its product portfolio with Generative AI and Conversational AI, as well as improved the technical capabilities of GMS CPaaS. The new GMS product offering will help our clients to grow their business, improve operational efficiency and build trust between their brands and their customers.

Average Rating: 3.5/5.0

Total Reviews: 1

How Do G2 Users Rate GMS?

  • Has the product been a good partner in doing business?: 6.7/10 (Category avg: 9.0/10)

Who Is the Company Behind GMS?

  • Seller: GMS
  • Year Founded: 2006
  • HQ Location: Baar, CH
  • LinkedIn® Page: www.linkedin.com
    734 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Medium

Hail

Phone, SMS & email for AI agents and humans. Let your AI software speak with the world.

Who Is the Company Behind Hail?

Hippo Video SDK

Hippo Video SDK offers the next-gen async video infrastructure that helps organizations launch video offerings in mere hours. Taking just a day to integrate, easy to use and easy to set up with minimum engineering bandwidth required

Who Is the Company Behind Hippo Video SDK?

  • Seller: Hippo Video
  • Year Founded: 2016
  • HQ Location: Plano, US
  • Twitter: @thehippovideo
    454 Twitter followers
  • LinkedIn® Page: in.linkedin.com
    68 employees on LinkedIn®

HORISEN Omnichannel Router

HORISEN Omnichannel Router enables telecom operators, CPaaS providers and messaging businesses to intelligently route conversations across multiple communication channels from a single platform. Instead of managing separate workflows for SMS, RCS, WhatsApp, Viber, Telegram, Facebook Messenger, Instagram, Email and Web Push, businesses orchestrate every interaction through one intelligent routing engine. Automated channel selection, failover, fallback, business rules and real-time routing ensure every message reaches customers through the best available channel while reducing operational complexity and improving customer experience. As part of the HORISEN Messaging Ecosystem and powered by the Messaging Operating System, the Omnichannel Router helps organizations simplify operations, optimize costs and create scalable omnichannel communication services.

Who Is the Company Behind HORISEN Omnichannel Router?

  • Seller: HORISEN
  • Year Founded: 2001
  • HQ Location: Rorschach, CH
  • LinkedIn® Page: www.linkedin.com
    119 employees on LinkedIn®
  • Phone: +41 58 700 00 00

HORISEN SS7 Platform

HORISEN SS7 Platform is a professional SS7 product built for messaging purpose, allowing companies to have their own SS7 infrastructure for a very affordable price. HORISEN SS7 Platform enables customers to have access to international SS7 signalling carriers, MNOs, MVNOs, and to send SMS traffic or make HLR queries worldwide. It enables messaging companies to connect their own SMS gateway to HORISEN SS7 Platform via SMPP and connect to the preferable signalling carrier via SIGTRAN. This professional SS7 product is available as a Hosted SS7 Solution and as a Dedicated SS7 Platform and it is the ideal solution for: MNOs, MVNOs, SMS Aggregators, Voice Carriers, CPaaS providers, OTTs and for messaging superheroes - like YOU!

Who Is the Company Behind HORISEN SS7 Platform?

  • Seller: HORISEN
  • Year Founded: 2001
  • HQ Location: Rorschach, CH
  • LinkedIn® Page: www.linkedin.com
    119 employees on LinkedIn®
  • Phone: +41 58 700 00 00

HORISEN STP Platform

HORISEN STP Platform is a high-performance SS7 router (STP) with multi-protocol support, conversion, filtering, and configurable traffic control. Built for managing SS7 signalling traffic across mobile operators and carriers, it enables telecom professionals to control, filter, and monitor SS7 traffic in real time. Whether operating in national or international environments, the platform ensures seamless integration into existing SS7 networks and maximizes signalling efficiency through advanced routing capabilities and real-time monitoring. HORISEN STP Platform runs on-premise or in the cloud and is the smart choice for MNOs, MVNOs, Voice Carriers, SMS Aggregators, CPaaS Providers, Enterprises, and those who want to take full control of their SS7 traffic.

Who Is the Company Behind HORISEN STP Platform?

  • Seller: HORISEN
  • Year Founded: 2001
  • HQ Location: Rorschach, CH
  • LinkedIn® Page: www.linkedin.com
    119 employees on LinkedIn®
  • Phone: +41 58 700 00 00

ICTCore

ICTCore is an open-source Communications Platform as a Service (CPaaS) designed to empower developers and system integrators to build, deploy, and manage communication-enabled applications with ease. With support for voice, SMS, email, and fax channels, ICTCore provides a programmable communication layer that enables rapid development of ICT-based solutions using standard development skills. Unlike conventional communication systems, ICTCore offers a flexible and modular architecture built on open technologies like FreeSWITCH, PHP, and Linux, allowing developers to integrate custom business logic for controlling inbound and outbound communication flows. From creating advanced applications like Auto Attendant, Fax-to-Email, Click-to-Call, and Interactive Voice Response (IVR) systems, to integrating unified communication features within existing platforms, ICTCore simplifies the development of secure and scalable communication workflows. Whether you’re building a standalone solution or embedding real-time communication into enterprise software, ICTCore offers the core components of a modern CPaaS framework—open, extensible, and developer-friendly.

Who Is the Company Behind ICTCore?

IDT BYOC

Enterprises are leveraging Bring Your Own Carrier (BYOC) to reduce costs, enable faster migration, and to maintain control over their phone numbers and voice plans. Here’s why Twilio BYOC users have opted for IDT :- Take advantage of IDT's cost-effective Voice prices Benefit from superior voice quality over a secure cloud network Relish the ease of enabling BYOC in the Twilio Platform Get the support & service they deserve Sit back & enjoy the higher EBITDA

Who Is the Company Behind IDT BYOC?

Innoinstant

Innoinstant is the go-to name for the best enterprise communication solutions. Innoinstant's fully customizable approach creates a rich and engaging communication platform for web and mobile. Our powerful APIs and SDKs aid in building scalable and flexible communication solutions for chat, voice and video. With the ‘Everything as a code’ methodology, it is simple and easy to set up the end-to-end process.

Who Is the Company Behind Innoinstant?

  • Seller: Innocrux
  • HQ Location: N/A
  • Twitter: @innorelay
    5 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®
Adam Crivello
AC
Researched and written by Adam Crivello
Updated March 31, 2026