# Top Free Communication Platform as a Service (cPaaS) Platforms - Page 3 Check out our list of free Communication Platform as a Service (cPaaS) Platforms. Products featured on this list are the ones that offer a free trial version. As with most free versions, there are limitations, typically time or features. If you'd like to see more products and to evaluate additional feature options, compare all [Communication Platform as a Service (cPaaS) Platforms](https://www.g2.com/categories/communication-platform-as-a-service-cpaas) to ensure you get the right product. ## View Free Communication Platform as a Service (cPaaS) Platforms G2 takes pride in showing unbiased reviews on user satisfaction in our ratings and reports. We do not allow paid placements in any of our ratings, rankings, or reports. Learn about our [scoring methodologies](https://research.g2.com/g2-scoring-methodologies). **67** Communication Platform as a Service (CPaaS) Products Available View all [Communication Platform as a Service (cPaaS) Platforms](https://www.g2.com/categories/communication-platform-as-a-service-cpaas) View all [Communication Platform as a Service (cPaaS) Platforms](https://www.g2.com/categories/communication-platform-as-a-service-cpaas) ### [Beex Contact Center](https://www.g2.com/products/beex-contact-center/reviews) [By Beex](https://www.g2.com/sellers/beex) [ (16)4.6 out of 5 ](https://www.g2.com/products/beex-contact-center/reviews#reviews "Read Beex Contact Center Reviews") Product Description La plataforma omnicanal impulsada por IA creada en Latam para las todas las empresas. Mejora el contacto y comunicación con tus clientes con el software para Contact Center que tiene la mejor exper **Market Segment:** 63% Small-Business, 25% Mid-Market ![Stiven G.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Stiven G.") SG The ease of using the platform, intuitive and the connection with messaging from all social networks[Read review](https://www.g2.com/products/beex-contact-center/reviews/beex-contact-center-review-12116198) ![Victor Manuel H.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Victor Manuel H.") VH The assignment of a person with whom we are in contact monthly and who asks us for feedback in order to improve their processes and adapt to the...[Read review](https://www.g2.com/products/beex-contact-center/reviews/beex-contact-center-review-12129772) Year Founded 2014 HQ Location Jesús María, PE Company Website https://beexcc.com LinkedIn® Page https://www.linkedin.com/company/beexcc/ ### [PubNub](https://www.g2.com/products/pubnub-pubnub/reviews) [By PubNub](https://www.g2.com/sellers/pubnub) [ (24)4.4 out of 5 ](https://www.g2.com/products/pubnub-pubnub/reviews#reviews "Read PubNub Reviews") Product Description Deliver immersive, scalable, and secure real-time interactivity with the PubNub platform that connects humans, devices, and AIs. You can focus on launching innovative features instead of managing comp **Industries:** Computer Software, Information Technology and Services · **Market Segment:** 50% Small-Business, 33% Enterprise PW PubNub supports real time streaming, engegement and files can be shared securely. It is easy to implement and supports IoT enabled devices. The...[Read review](https://www.g2.com/products/pubnub-pubnub/reviews/pubnub-review-8365582) AG Real-time spilling, gaming, and scrambled record sharing are all backed by PubNub. With the direction and back help that was continuously...[Read review](https://www.g2.com/products/pubnub-pubnub/reviews/pubnub-review-8370773) Year Founded 2010 HQ Location San Francisco, California Company Website https://www.pubnub.com/ Twitter @PubNub LinkedIn® Page https://www.linkedin.com/company/2224710/ [![G2 Advertising](/assets/my-g2-logo-41632af6f81a240a0a9886638f412b2ac9a29f4001534f8c83be89a58ef9d45d.svg "G2 Advertising")](https://sell.g2.com/case-studies/how-aisdr-uses-g2-ads-to-turn-g2-into-top-5-traffic-source) Sponsored G2 Advertising Get 2x conversion than Google Ads with G2 Advertising! G2 Advertising places your product in premium positions on high-traffic pages and on targeted competitor pages to reach buyers at key comparison moments. [ Learn More ](https://sell.g2.com/case-studies/how-aisdr-uses-g2-ads-to-turn-g2-into-top-5-traffic-source) ### [Mtalkz](https://www.g2.com/products/mtalkz/reviews) [By Mtalkz Mobility Services](https://www.g2.com/sellers/mtalkz-mobility-services) [ (15)4.7 out of 5 ](https://www.g2.com/products/mtalkz/reviews#reviews "Read Mtalkz Reviews") Product Description Mtalkz is a leading provider of enterprise messaging and communication solutions, offering cutting-edge technologies to facilitate secure, reliable, and high-volume messaging services such as Bulk SMS **Market Segment:** 67% Small-Business, 27% Mid-Market ![Nikhil K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Nikhil K.") NK Mtalkz managed all the compliances for you to send out messages all you have you have to do is hit API and relax.[Read review](https://www.g2.com/products/mtalkz/reviews/mtalkz-review-5463107) Year Founded 2017 HQ Location Noida, IN Company Website https://www.mtalkz.com LinkedIn® Page https://www.linkedin.com/company/mtalkzmobility/ ### [Flowroute](https://www.g2.com/products/flowroute/reviews) [By Flowroute](https://www.g2.com/sellers/flowroute) [ (15)3.8 out of 5 ](https://www.g2.com/products/flowroute/reviews#reviews "Read Flowroute Reviews") Product Description Flowroute, the first software-centric carrier, provides communication services and technology for cloud-based products. Developers and businesses are given direct access to and control over their tele **Market Segment:** 67% Small-Business, 27% Mid-Market ![David H.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "David H.") DH 1. Ease of administration: obtaining, porting, and provisioning phone numbers, Caller Name, E911 settings, call routing options, etc are all very...[Read review](https://www.g2.com/products/flowroute/reviews/flowroute-review-152472) ![Verified User in Financial Services](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Financial Services") AF Flowroute balances reasonable cost with a full suite of features.[Read review](https://www.g2.com/products/flowroute/reviews/flowroute-review-815355) Year Founded 2007 HQ Location New York, NY Company Website https://flowroute.com Twitter @flowroute LinkedIn® Page https://www.linkedin.com/company/flowroute/ Phone 855-356-9768 ### [MessageFlow](https://www.g2.com/products/messageflow/reviews) [By MessageFlow](https://www.g2.com/sellers/messageflow) [ (14)4.9 out of 5 ](https://www.g2.com/products/messageflow/reviews#reviews "Read MessageFlow Reviews") Product Description MessageFlow is a send-it-all platform that makes cross-channel communication easy and effective. Backed by more than 20 years of expertise, it has helped companies connect with their audiences using r **Industries:** Financial Services · **Market Segment:** 43% Small-Business, 43% Mid-Market ![Przemysław R.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Przemysław R.") PR For us, MessageFlow is much more than just a delivery tool – it is the very foundation of our marketing efforts. I love how intuitive the system...[Read review](https://www.g2.com/products/messageflow/reviews/messageflow-review-12682846) Year Founded 2022 HQ Location Berlin, DE Company Website https://messageflow.com/ LinkedIn® Page https://www.linkedin.com/company/messageflow ### [Dial - Phone Numbers for AI Agents](https://www.g2.com/products/dial-phone-numbers-for-ai-agents/reviews) [By Dial](https://www.g2.com/sellers/dial-2026-07-08) [ (12)4.8 out of 5 ](https://www.g2.com/products/dial-phone-numbers-for-ai-agents/reviews#reviews "Read Dial - Phone Numbers for AI Agents Reviews") Product Description Dial gives AI agents their own communication identity. Through a single REST API or MCP tool, agents can provision real US, Canadian, and international phone numbers and immediately send and receive S **Market Segment:** 92% Small-Business, 8% Mid-Market ![Miki M.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Miki M.") MM The standout is the Context MCP: you point Dial at your own MCP server and the voice agent calls your tools live, mid-call. That turns a phone call...[Read review](https://www.g2.com/products/dial-phone-numbers-for-ai-agents/reviews/dial-phone-numbers-for-ai-agents-review-12976891) HQ Location San Francisco, US Company Website https://www.getdial.ai LinkedIn® Page https://www.linkedin.com/company/dialagent ### [TrustSignal](https://www.g2.com/products/trustsignal/reviews) [By Trustsignal](https://www.g2.com/sellers/trustsignal) [ (11)4.6 out of 5 ](https://www.g2.com/products/trustsignal/reviews#reviews "Read TrustSignal Reviews") Product Description Trustsignal.io , a prominent player in the A2P SMS domain. With a wealth of experience in the industry, we have consistently delivered exceptional communication solutions to businesses across diverse **Industries:** Apparel & Fashion · **Market Segment:** 73% Small-Business, 27% Mid-Market ![Verified User in Consumer Goods](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Consumer Goods") UC The support they offer is very excellent. The POC is always available when we need any help.[Read review](https://www.g2.com/products/trustsignal/reviews/trustsignal-review-9972485) ![Jaydeep H.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Jaydeep H.") JH Excellent customer service and good products[Read review](https://www.g2.com/products/trustsignal/reviews/trustsignal-review-11884089) Year Founded 2020 HQ Location Noida, Uttar Pradesh Company Website https://trustsignal.io LinkedIn® Page https://www.linkedin.com/company/trustsignal/ ### [video sdk](https://www.g2.com/products/video-sdk/reviews) [By videosdk.live](https://www.g2.com/sellers/videosdk-live) [ (14)4.6 out of 5 ](https://www.g2.com/products/video-sdk/reviews#reviews "Read video sdk Reviews") Product Description videosdk.live is a unique proposition for developers to reduce their efforts and cost of audio - video conference, live stream and video hosting features. With Prebuilt UI, these SDKs can be integrate **Market Segment:** 71% Small-Business, 14% Mid-Market ![Sean T.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Sean T.") ST VideoSDK has a super simple setup, their documentation is great, it's reliable and the best part, they have a great support staff that responds to...[Read review](https://www.g2.com/products/video-sdk/reviews/video-sdk-review-5182686) ![Verified User in Computer Software](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Computer Software") AC Price, ease of use, UI design, API documentation[Read review](https://www.g2.com/products/video-sdk/reviews/video-sdk-review-5298149) Year Founded 2020 HQ Location Bangalore, IN Company Website https://videosdk.live/ Twitter @video\_sdk LinkedIn® Page https://www.linkedin.com/company/video-sdk/ ### [CM.com](https://www.g2.com/products/cm-com/reviews) [By CM.com](https://www.g2.com/sellers/cm-com) [ (12)4.8 out of 5 ](https://www.g2.com/products/cm-com/reviews#reviews "Read CM.com Reviews") Product Description Today, people all over the world are connected via their mobile phones. All-day, every day. Businesses, as well as their customers, are looking for more efficient and customer-centric ways to commun **Market Segment:** 50% Small-Business, 50% Mid-Market ![Verified User in Renewables & Environment](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Renewables & Environment") UR Simple to use and the reminder for the balance running low[Read review](https://www.g2.com/products/cm-com/reviews/cm-com-review-4722373) ![Verified User in Marketing and Advertising](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Marketing and Advertising") AM Simplicity to create chatbots and creating sms campaigns[Read review](https://www.g2.com/products/cm-com/reviews/cm-com-review-4953737) Year Founded 1999 HQ Location Breda, Noord-Brabant Company Website https://www.cm.com Twitter @CMcom\_ LinkedIn® Page https://www.linkedin.com/company/cmcom Ownership AMS: CMCOM ### [Messangi](https://www.g2.com/products/messangi/reviews) [By Messangi](https://www.g2.com/sellers/messangi) [ (16)4.7 out of 5 ](https://www.g2.com/products/messangi/reviews#reviews "Read Messangi Reviews") Product Description Messangi is a unified multichannel engagement platform designed to help enterprises, independent software vendors (ISVs), and business process outsourcing (BPO) companies connect their operational sys **Market Segment:** 56% Small-Business, 44% Mid-Market ![Fabian G.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Fabian G.") FG What I appreciate most about Messangi is its robust and intuitive customer engagement platform. It offers a seamless integration of various...[Read review](https://www.g2.com/products/messangi/reviews/messangi-review-9083430) Year Founded 2001 HQ Location Miami, Florida Company Website https://www.messangi.com Twitter @messangi LinkedIn® Page https://www.linkedin.com/company/messangi ### [Vidyo Platform](https://www.g2.com/products/vidyo-platform/reviews) [By Enghouse Systems](https://www.g2.com/sellers/enghouse-systems) [ (10)3.4 out of 5 ](https://www.g2.com/products/vidyo-platform/reviews#reviews "Read Vidyo Platform Reviews") Product Description With VidyoPlatform, build your own video conferencing application with just a few lines of code. We provide a simplified, real-time video interaction for multiple deployment models including on-premis **Market Segment:** 50% Mid-Market, 50% Small-Business AC Vidyo is a calling platform similar to Skype or Zoom. It allows you to see the other user as you talk.[Read review](https://www.g2.com/products/vidyo-platform/reviews/vidyo-platform-review-5025767) ![JJ J.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "JJ J.") JJ When it worked, it was adequate. However, that was a struggle sometimes[Read review](https://www.g2.com/products/vidyo-platform/reviews/vidyo-platform-review-5053967) Year Founded 1984 HQ Location Markham Company Website https://www.enghouse.com Twitter @EnghouseInterac LinkedIn® Page https://www.linkedin.com/company/enghouse/ Ownership ENGH (TSE) ### [Digital Samba](https://www.g2.com/products/digital-samba/reviews) [By Digital Samba SL](https://www.g2.com/sellers/digital-samba-sl) [ (68)4.3 out of 5 ](https://www.g2.com/products/digital-samba/reviews#reviews "Read Digital Samba Reviews") Product Description Since its foundation in 2003, Digital Samba has been a trusted provider of secure video conferencing solutions in the European market. Entirely built and hosted within the European Union, it guarantee **Industries:** E-Learning, Marketing and Advertising · **Market Segment:** 53% Small-Business, 38% Mid-Market ![Raj K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Raj K.") RK I really appreciate Digital Samba for its instant video conferencing capabilities, which is incredibly helpful when someone doesn't have other...[Read review](https://www.g2.com/products/digital-samba/reviews/digital-samba-review-12272972) ![Abhoy T.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Abhoy T.") AT I really like the no download and browser-based simplicity of Digital Samba. It's great that people can directly join a meeting using just a link,...[Read review](https://www.g2.com/products/digital-samba/reviews/digital-samba-review-12628628) Year Founded 2003 HQ Location Barcelona, ES Company Website https://www.digitalsamba.com/ LinkedIn® Page https://www.linkedin.com/company/2709780/ ### [Knock](https://www.g2.com/products/knock-knock/reviews) [By Knock](https://www.g2.com/sellers/knock-68c9dc19-2711-4d35-9006-94e645cd7e02) [ (147)4.6 out of 5 ](https://www.g2.com/products/knock-knock/reviews#reviews "Read Knock Reviews") Product Description Knock is infrastructure for sending product and customer messaging. Ship cross-channel product notifications and lifecycle messaging that drives engagement, growth, and retention. Knock has everyth **Users:** Software Engineer, CTO · **Industries:** Computer Software, Information Technology and Services · **Market Segment:** 72% Small-Business, 21% Mid-Market ![Patrick G.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Patrick G.") PG After evaluating several notification providers, Knock was the clear winner on several fronts. The level of customization that can be achieved due...[Read review](https://www.g2.com/products/knock-knock/reviews/knock-review-10854500) ![Raphaël M.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Raphaël M.") RM Knock makes it easy for us to manage notifications. We primarily use it for Teams, Slack and emails, but its real value is that it decouples our...[Read review](https://www.g2.com/products/knock-knock/reviews/knock-review-11687060) Year Founded 2021 HQ Location New York, NY Company Website https://knock.app/ Twitter @knocklabs LinkedIn® Page https://www.linkedin.com/company/knocklabs/ ### [MyOperator](https://www.g2.com/products/myoperator/reviews) [By MyOperator](https://www.g2.com/sellers/myoperator) [ (38)3.8 out of 5 ](https://www.g2.com/products/myoperator/reviews#reviews "Read MyOperator Reviews") Product Description MyOperator is a Business AI Communication Platform that helps businesses manage customer conversations across Calls, WhatsApp, and AI agents from a single unified platform. Built on CPaaS infrastructu **Market Segment:** 50% Small-Business, 45% Mid-Market ![Verified User in Marketing and Advertising](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Marketing and Advertising") UM I like their offerings in terms of product and pricing.[Read review](https://www.g2.com/products/myoperator/reviews/myoperator-review-5079003) ![Nadeem K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Nadeem K.") NK It is best for the startup companies, easy to use and best features included.[Read review](https://www.g2.com/products/myoperator/reviews/myoperator-review-5208944) Year Founded 2013 HQ Location Noida, Uttar Pradesh Company Website https://myoperator.com/ Twitter @MyOperator LinkedIn® Page https://www.linkedin.com/company/2036252/ ### [ShoutOUT](https://www.g2.com/products/shoutout/reviews) [By ShoutOUT Labs](https://www.g2.com/sellers/shoutout-labs) [ (17)4.9 out of 5 ](https://www.g2.com/products/shoutout/reviews#reviews "Read ShoutOUT Reviews") Product Description ShoutOUT is the all in one Customer Communication Platform working with over 300+ brands in 40+ countries with 3500+ users such as Sampath Bank, DSI Tyres, Mobil, Abans, etc. ShoutOUT Engage - It sup **Market Segment:** 76% Small-Business, 12% Enterprise RW Direct API integration allowing transactional text messages direct to users.[Read review](https://www.g2.com/products/shoutout/reviews/shoutout-review-4751436) Year Founded 2016 HQ Location N/A Company Website https://getshoutout.com/ Twitter @ShoutOUTLabs LinkedIn® Page https://www.linkedin.com/company/shoutoutlabs/ [![G2 Advertising](/assets/my-g2-logo-41632af6f81a240a0a9886638f412b2ac9a29f4001534f8c83be89a58ef9d45d.svg "G2 Advertising")](https://sell.g2.com/case-studies/how-aisdr-uses-g2-ads-to-turn-g2-into-top-5-traffic-source) Sponsored G2 Advertising Get 2x conversion than Google Ads with G2 Advertising! G2 Advertising places your product in premium positions on high-traffic pages and on targeted competitor pages to reach buyers at key comparison moments. [ Learn More ](https://sell.g2.com/case-studies/how-aisdr-uses-g2-ads-to-turn-g2-into-top-5-traffic-source) - [‹ Prev‹ Prev](/categories/communication-platform-as-a-service/free?page=2#product-list) - [1](/categories/communication-platform-as-a-service/free#product-list) - [2](/categories/communication-platform-as-a-service/free?page=2#product-list) - 3 - [4](/categories/communication-platform-as-a-service/free?page=4#product-list) - [5](/categories/communication-platform-as-a-service/free?page=5#product-list) - [Next ›Next ›](/categories/communication-platform-as-a-service/free?page=4#product-list)