Best Communication Platform as a Service (cPaaS) Platforms - Page 18

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

Total Products under this Category: 313

Category Stats (Nov 2026)

  • Average Rating: 4.48/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: TalkJS (+5.56%) - Among all products in this category, TalkJS recorded the largest rating increase compared to last month

Last updated: November 01, 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
  • 15,300+ Authentic Reviews
  • 313+ 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: Signal House, Sinch Engage, WhatsApp Business Platform, Wati, Webex Connect, 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=signal-house&focus%5B%5D=sinch-engage&focus%5B%5D=whatsapp-business-platform&focus%5B%5D=wati&focus%5B%5D=webex-connect&focus%5B%5D=telnyx-cpaas&focus%5B%5D=msg91&focus%5B%5D=360dialog)

SMS API

Who Is the Company Behind SMS API?

  • Seller: Esendex
  • Year Founded: 2001
  • HQ Location: Nottingham, GB
  • LinkedIn® Page: www.linkedin.com
    49 employees on LinkedIn®

SMSAPI powered by LINK Mobility

SMSAPI is a bulk SMS messaging service available via the Customer Portal, mobile app or a simple and easy to integrate SMS API enabling integration with own IT systems, including e-commerce and CRM. Currently, SMSAPI service is used by 7000 customers, both the largest global concerns, local businesses as well as public institutions and offices. The platform enables running personalized advertising and promotional SMS campaigns and supports customer service activities through automated and trigger-based text communication. SMSAPI platform is integrated with many marketing tools and popular services, including Zapier, Shoper, PrestaShop, Magento, Shoplo, IAI-Shop, WordPress, Fasttony.es, SALESmanago, edrone, Salesforce and Google services.

Who Is the Company Behind SMSAPI powered by LINK Mobility?

  • Seller: SMSAPI
  • Year Founded: 2007
  • HQ Location: Gliwice, PL
  • LinkedIn® Page: www.linkedin.com
    38 employees on LinkedIn®

SMSGlobal

SMSGlobal offers a web-based platform and API's enabling businesses to send mass SMS's.

Average Rating: 4.5/5.0

Total Reviews: 3

Who Is the Company Behind SMSGlobal?

  • Seller: SMSGlobal
  • Year Founded: 2007
  • HQ Location: Melbourne, AU
  • LinkedIn® Page: www.linkedin.com
    26 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 67% Small, 33% Medium

What Are Recent G2 Reviews of SMSGlobal?

What Are G2 Users Discussing About SMSGlobal?

AI can help you find the answers. G2 helps you trust them.

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

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Smstools

Who Is the Company Behind Smstools?

Softdial Contact Center

Softdial Contact Center helps inbound operations resolve customer queries in a timely manner using IVR, voicemail, routing calls in a timely manner, and making sure the voice call and the data travel together.

Who Is the Company Behind Softdial Contact Center?

  • Seller: Sytel
  • Year Founded: 1994
  • HQ Location: Aylesbury, GB
  • LinkedIn® Page: www.linkedin.com
    50 employees on LinkedIn®

Soprano

Who Is the Company Behind Soprano?

  • Seller: Soprano Design
  • Year Founded: 1994
  • HQ Location: North Sydney, New South Wales, Australia
  • LinkedIn® Page: www.linkedin.com
    178 employees on LinkedIn®

Spryng

The only messaging provider for SMS, WhatsApp Business, RCS and Voice in Europe with both ISO 27001 and NEN 7510 certifications. No. 1 in Healthcare, Logistics, E-commerce and Financial sector. ♥ Loved by developers and trusted by your security officer.

Who Is the Company Behind Spryng?

  • Seller: Spryng
  • Year Founded: 2006
  • HQ Location: Amsterdam, NL
  • LinkedIn® Page: www.linkedin.com
    25 employees on LinkedIn®

Stringee Call APIs

Stringee is a leading provider of contact center software and communication APIs. We bring solutions that businesses can easily deploy multi-channel communication functionalities into their existing platforms. Plus, we empower businesses to enhance customer engagement, streamline operations, and drive innovation.

Who Is the Company Behind Stringee Call APIs?

Who Uses This Product?

  • Company Size: 100% Medium

Sword

Supplies you with geographic telephone lines in the area where your business is located. The telecommunications solutions can provide you with local numbers from each of the regions and countries in which you are located.

Who Is the Company Behind Sword?

Sylaps

Instantaneous, Audio and Video meeting collaboration. As simple as opening on a link to join a meeting on web browser, mobile devices and desktops. You no longer need to hassle your contacts with installing plugins. Just send them a link. Audio call and Video conferencing, file transfer and screen sharing. All-in-one secure service. All your data are encrypted and we assure you very high quality audio and video, screen-share and unlimited file transfer.

Average Rating: 4.4/5.0

Total Reviews: 110

How Do G2 Users Rate Sylaps?

  • Has the product been a good partner in doing business?: 8.7/10 (Category avg: 9.0/10)
  • Ease Of Integration: 10.0/10 (Category avg: 8.9/10)
  • Professional Support: 10.0/10 (Category avg: 8.7/10)
  • Unified Communications: 10.0/10 (Category avg: 8.7/10)

Who Is the Company Behind Sylaps?

Who Uses This Product?

  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 44% Small, 34% Medium

What Do G2 Reviewers Say About Sylaps?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the frictionless ease of use of Sylaps, enabling quick, hassle-free video meetings without setups.
  • Users value the easy setup of Sylaps, enabling quick, hassle-free meetings without any installation barriers.
  • Users praise the excellent audio quality of Sylaps, ensuring reliable and stress-free communication during meetings.
  • Users admire the excellent and reliable video quality of Sylaps, enhancing smooth and effective communication during calls.
  • Users love the easy and fast screen sharing of Sylaps, facilitating smooth and convenient collaboration without installations.
Cons
  • Users find Sylaps has limited features, lacking essential tools needed for a comprehensive meeting experience.
  • Users find Sylaps has missing features like advanced tools and recording options that hinder comprehensive usability.
  • Users find the limited integrations in Sylaps frustrating, leading to inefficient workflows and increased manual efforts.
  • Users find the user interface less intuitive than competitors, complicating the experience for first-time users.
  • Users often face connectivity issues with Sylaps, resulting in audio/video lag and inconsistent performance during calls.

What Are Recent G2 Reviews of Sylaps?

What Are G2 Users Discussing About Sylaps?

Sylaps Business

Integrate real-time communication into your service using Sylaps Business with our comprehensive APIs, easy-to-embed website widget and desktop and mobile SDKs.

Who Is the Company Behind Sylaps Business?

Tata Communications Kaleyra CPaaS

Elevate your brand experiences with Tata Communications Kaleyra™ CPaaS, a cloud-based communications platform that enables you to integrate voice, messaging, video, and conversational AI directly into your applications. Built on a robust global telecom backbone, it helps you move from fragmented communication tools to reliable, meaningful engagement across channels and geographies. Integrate channels quickly, without added complexity Omnichannel developer tools, with APIs and SDKs, simplify the integration of WhatsApp, SMS, RCS, MMS, voice, video, and chatbot capabilities into your existing workflows. Accelerate time-to-market and deliver consistent, feature-rich experiences without complex development overhead. Go global with confidence With 400+ direct mobile network operator (MNO) connections across 190+ countries, the platform ensures superior global reach and message deliverability. This direct connectivity enables you to engage customers reliably across regions, improving communication performance worldwide. Reliability your business can depend on Designed for trusted performance, Kaleyra™ CPaaS delivers seamless, high-speed communication with industry-leading 99.99% uptime, rapid response times, and dependable service delivery. As a Tier-1 aggregator with direct connections to all US operators and 24/7 expert support, it ensures your business-critical communications remain uninterrupted and responsive at all times. Security and compliance baked in Security and compliance are built into the foundation, with Tata Communications’ carrier-grade infrastructure supporting enterprise-grade reliability and regulatory requirements. This makes it well-suited for industries where data protection, compliance, and operational resilience are essential. Turn interactions into real engagement Deliver richer, more engaging customer experiences by embedding communication capabilities directly into your applications. Enable frictionless user access through multi-factor authentication via SMS, voice, or email, or craft personalised, timely campaigns across channels for deeper engagement. Unified, future-ready CX ecosystem As part of Tata Communications’ Customer Interaction Suite, Kaleyra™ CPaaS integrates seamlessly with CCaaS and advanced AI-powered customer experience platforms, helping you orchestrate hyperpersonalised interactions and build a connected, scalable CX ecosystem.

Who Is the Company Behind Tata Communications Kaleyra CPaaS?

  • Seller: Tata Communications
  • Year Founded: 2002
  • HQ Location: Mumbai, Maharashtra
  • LinkedIn® Page: www.linkedin.com
    16,871 employees on LinkedIn®
  • Ownership: NSE: TATACOMM.NS
  • Total Revenue (USD mm): $77

Teamogy

Teamogy is all-in-one cloud system for those who want to have their company in order. It allows you to have fully overview about capacity planning and time tracking. Teamogy connects internal teams and supports collaboration and communications inside the company. It lets your team work anytime and from anywhere.

Average Rating: 5.0/5.0

Total Reviews: 1

How Do G2 Users Rate Teamogy?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 9.0/10)

Who Is the Company Behind Teamogy?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Teamogy?

Adam Crivello
AC
Researched and written by Adam Crivello
Updated March 31, 2026