As of November 2026, Latka tracks 18 communication platform as a service (cPaaS) platforms companies under $1M in annual revenue. They have combined revenues of $9.2M and employ 84 people. They serve 30K customers combined.
Every company below sells communication platform as a service (cPaaS) platforms to other businesses and is ranked by its most recent annual revenue. Revenue, funding, headcount and customer figures come from CEO interviews on the Latka podcast, public company filings, and Latka estimates where a company has not disclosed a number.
Communication Platform as a Service (cPaaS) platforms are cloud-based solutions that enable businesses to integrate communication features into their software applications seamlessly. These platforms provide a set of APIs and tools that facilitate voice calls, messaging, video conferencing, and other communication functions, allowing organizations to enhance their customer engagement and operational workflows. By utilizing cPaaS, businesses can embed real-time communication capabilities directly within their existing systems, improving efficiency and user experience. Primary use cases for cPaaS include customer support, marketing automation, and team collaboration. Common features of cPaaS platforms include SMS messaging, video calls, interactive voice response (IVR), and analytics for monitoring communication effectiveness. Typical users range from IT professionals and software developers who implement these solutions to sales and marketing teams that leverage enhanced communication features to engage with clients more effectively.
Sorting: Highest -> Lowest
Showing 10 of 18 companies ranked by annual revenue.
New York, New York, United States
Developer of a cloud-based platform intended to facilitate in-app voice, messaging, and video communications. The company's platform allows developers to quickly build, deploy and manage tools that connect mobile and web applications directly to other application or to call centers, enabling clients to improve customer engagement.
United States
Catapush is a simple, reliable and scalable delivery API for mission-critical push notifications for applications. Ideal for corporation sending data-driven operational notifications including targeted e-commerce and personalized one-to-one messages. Thanks to delivery confirmation and real time status tracking of each message sent it is possible to build intelligent messaging logic in your app Catapush provides a real time dedicated in-app messaging channel always attempted first. Detailed delivery info and real time status (sent,delivered,read) about each message sent is provided via callback to backend system. The solution support text personalization with variable for massive sending and 2Way communication. SMS fallback for universal reach and additional reliability is provided too. Catapush solved the problem related to the fact that basic push doesn’t work for reliable communication running a business process from a mobile app. Companies requiring reliable & traceable communications had to develop proprietary systems e.g. Whatsapp. Catapush empowers developers and companies, who already have a mobile app and active subscriber base, to send reliable, traceable and cost effective transactional push notifications and in-app messages adding important features to basic push
New York, New York, United States
Zapier for Notifications. Engagespot helps developers build multi-channel product notifications with a single API. With Engagespot, you can - * Integrate multiple notification channels such as Email, In-App, SMS, Push, WhatsApp, Slack etc to your product in minutes. * Built in template editor to manage your app's notification content across different channels. * Unified logging and monitoring to give you complete track of notification delivery and performance across different channels. * Powerful notification preference manage APIs to help your users set their notification preferences from your app. * Notification batching APIs to combine similar frequent notifications into one to avoid spamming your users. In short, Engagespot can help you build a powerful notification system similar to that of Facebook, or Instagram in your app without any effort!
United States
Mendable is an AI-powered platform that enables users to easily build and deploy chat applications. It offers features for ingesting and customizing data, integrating with various AI models, and deploying chatbots with minimal code. The platform emphasizes enterprise-grade security, customization options, and continuous training capabilities
Yerevan, Armenia
Sceyt is a robust Chat API built for speed and scale. With Sceyt, you can integrate full-featured chat and messaging experiences into your application in minutes. No matter what platform you build for—iOS, Android, or Web. Take advantage of Sceyt's highly available and secure infrastructure, cross-platform SDKs, and REST API. Want to shorten the integration time further? Use open-source UI Kits and demo apps the Sceyt team has built with love.
Albuquerque, New Mexico, United States
Anatod develops adapted, digitized, and automated software for telecommunications companies.
San Francisco, California, United States
Real-time communication for people and devices. We focus on large scale deployments of millions of connected clients with millions of messages per second. We offer: * Software server and client side under AGPL or Commercial license * Technical Support * Consulting and custom development
Denver, Colorado, United States
We are VOGO Voice, an innovative group made up of the best and diverse minds in voice technology focussing on the fastest way to connect the Power of Voice. We are the future of voice-enabled applications that help business and civic organisations to reach their growing audience with a smart, targeted and cross-linked voice platform. VOGO Voice supports Amazon and Google to make voice apps and deploy them in the form of skills and actions on their voice-activated devices. We are a userfriendly, multi-tenant SaaS platform that delivers information to business and communities through voice user interfaces (VUI's). VOGO Voice works with global companies, top data providers and technologies to transform raw data into information for data-driven decision making. Start building your skills today! Get in touch to find out more.
United States
World's #1 Reseller Email Delivery Solution for Hosting Providers, Software Development Agencies and SaaS Companies! For Developers By Developers - Mailazy is a Transactional Email platform for developers which fulfills the need for use cases like Reset Password Emails, OTP Emails, Welcome Emails etc Offering high deliverability rates, customer-focused support and prices that won't drain your budget. Mailazy is focused and dedicated only to Transactional emails making us most reliable and efficient out there. Our mission is to empower customers with a simple email communication platform that delivers without a barrier in a cost-effective way. Mailazy offer fats email delivery, high deliverability, customer support, and prices that won't drain your budget. So what are you waiting for? Integrate in minutes and deliver your email to inbox via Email API or SMTP relay. Trust us and help us serve you with what is best!
United States
Sindarin is a developer platform that enables the creation of advanced conversational AI agents powered by large language models (LLMs). It provides tools and SDKs for building voice-based AI applications with features like real-time conversations, ultra-low latency, and high-fidelity speech synthesis. Sindarin aims to simplify the process of integrating lifelike AI personas into various applications, from web browsers to phone systems and even video games.
Latka tracks 18 communication platform as a service (cPaaS) platforms companies under $1M in annual revenue. Together they generate $9.2M in annual revenue and employ 84 people.
Cloudonix.io is the largest, with $960K in annual revenue, founded in 2015.
The average communication platform as a service (cPaaS) platforms company in this list makes $510.2K a year, across 18 companies with reported revenue. They serve 30K customers combined.
Ranked by annual revenue, the leaders are Cloudonix.io, Catapush, Engagespot (Techstars S24), Mendable.ai and Sceyt.
- The platform must provide APIs for integrating communication features like voice, messaging, and video. - It should enable real-time communication within existing applications. - Must support features such as SMS, voice calls, video conferencing, and chat functionalities. - The solution should appeal to multiple buyer personas, including IT departments, developers, and customer service teams. - Not just a simple messaging service; must include scalability for enterprise applications and real-time communication capabilities.