# Top Free Call Center Infrastructure (CCI) Software - Page 4 ## How Many Call Center Infrastructure (CCI) Software Products Does G2 Track? **Total Products under this Category:** 366 ### Category Stats (Jul 2026) - **Average Rating:** 4.42/5 The average rating of products in this category, based on all submitted ratings - **Top Trending Product:** MyOperator (+7.03%) - Among all products in this category, MyOperator recorded the largest rating increase compared to last month _Last updated: July 24, 2026_ ## How Does G2 Rank Call Center Infrastructure (CCI) Software Products? **Why You Can Trust G2's Software Rankings:** - 30 Analysts and Data Experts - 40,100+ Authentic Reviews - 366+ 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. [ Caller Desk ](https://www.g2.com/products/caller-desk/reviews) By [Caller Desk](https://www.g2.com/sellers/caller-desk) [ 5/5(3) ](https://www.g2.com/products/caller-desk/reviews) Product Description Caller Desk is a cloud-based communication and telephony solution that helps businesses automate and manage customer interactions through features such as IVR, call tracking, and CRM integration. It i Pros and Cons [ Automation (1) ](https://www.g2.com/products/caller-desk/reviews?qs=pros-and-cons)[ Difficult Setup (1) ](https://www.g2.com/products/caller-desk/reviews?qs=pros-and-cons) [ CommPeak ](https://www.g2.com/products/commpeak/reviews) By [CommPeak](https://www.g2.com/sellers/commpeak) [ 4.4/5(6) ](https://www.g2.com/products/commpeak/reviews) Product Description Driving Contact Center Performance to Its Peak - CommPeak helps contact centers optimize inbound and outbound communication with cloud-based solutions that boost agent productivity and expand reach. F [![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) [ Office24by7 Call Center ](https://www.g2.com/products/office24by7-call-center/reviews) By [Office24by7](https://www.g2.com/sellers/office24by7-293e384c-c523-42a4-900a-298282d6c2c3) [ 4.5/5(3) ](https://www.g2.com/products/office24by7-call-center/reviews) Product Description Office24by7 is a software company that provides a cloud-based CRM and call center communication platform designed to help organizations manage customer interactions and operational workflows from a si [ TCN ](https://www.g2.com/products/tcn/reviews) By [TCN](https://www.g2.com/sellers/tcn) [ 4.5/5(5) ](https://www.g2.com/products/tcn/reviews) Product Description TCN Operator is a comprehensive collection of all the best contact center tools, characterized by unrivaled productivity, omnichannel reach and seamless integrations. Founded in 1999 in St. George, Ut [ AloTech ](https://www.g2.com/products/alotech/reviews) By [AloTech](https://www.g2.com/sellers/alotech) [ 4.5/5(2) ](https://www.g2.com/products/alotech/reviews) Product Description Worlds 1st Google Powered Cloud Call Center Trusted by thousands of users. For companies running a call center operation that are frustrated with the high cost, complexity and difficulty of the conv [ DialLink ](https://www.g2.com/products/diallink/reviews) By [DialLink](https://www.g2.com/sellers/diallink) [ 4.9/5(4) ](https://www.g2.com/products/diallink/reviews) Product Description DialLink is a business phone system built specifically for SMBs and startups to solve the problem of scattered, hard-to-manage customer communication. It brings advanced call handling, AI voice agents Pros and Cons [ Customer Service (2) ](https://www.g2.com/products/diallink/reviews?qs=pros-and-cons)[ Voicemail Issues (1) ](https://www.g2.com/products/diallink/reviews?qs=pros-and-cons) [ IVR ](https://www.g2.com/products/ivr/reviews) By [Acefone](https://www.g2.com/sellers/acefone) [ 5/5(2) ](https://www.g2.com/products/ivr/reviews) Product Description Interactive Voice Response (IVR) is an automated telephony system which responds to the human voice and keyboard inputs with pre-recorded voice messages. IVR systems automatically take the incoming ca [ Samespace ](https://www.g2.com/products/samespace-samespace/reviews) By [Samespace](https://www.g2.com/sellers/samespace) [ 5/5(3) ](https://www.g2.com/products/samespace-samespace/reviews) Product Description Build on cutting-edge Internet technologies and design thinking principles, Samespace elates customer experience, increases agent productivity and saves a ton of money. We seamlessly integrate into an Pros and Cons [ AI Efficiency (1) ](https://www.g2.com/products/samespace-samespace/reviews?qs=pros-and-cons)[ Connection Issues (1) ](https://www.g2.com/products/samespace-samespace/reviews?qs=pros-and-cons) [ CallCenterHosting ](https://www.g2.com/products/callcenterhosting/reviews) By [CallCenterHosting](https://www.g2.com/sellers/callcenterhosting) [ 4.5/5(2) ](https://www.g2.com/products/callcenterhosting/reviews) Product Description The call center environment, today asks for innovative, robust, and intelligent solutions that can deliver the best results in a given time. The challenge in customer support environment is to deliver [ CloudXentral ](https://www.g2.com/products/cloudxentral/reviews) By [Newcom](https://www.g2.com/sellers/newcom) [ 4.5/5(1) ](https://www.g2.com/products/cloudxentral/reviews) Product Description All-in-one business phone and collaboration suite for teams. Built with chats for individuals and groups, document sharing, text messaging, video and audio conferencing, voicemail transcription, autom [ DCDial ](https://www.g2.com/products/dcdial/reviews) By [DCDial](https://www.g2.com/sellers/dcdial) [ 5/5(2) ](https://www.g2.com/products/dcdial/reviews) Product Description Our cloud-based contact center solution helps companies reach millions of customers via interactive text and voice. Our highly customizable solution boasts an intuitive and user-friendly interface tha [ Infortel Select ](https://www.g2.com/products/infortel-select/reviews) By [ISI Analytics](https://www.g2.com/sellers/isi-analytics) [ 4/5(1) ](https://www.g2.com/products/infortel-select/reviews) Product Description ISI helps enterprises turn raw unified communications call data into more accessible, usable, and valuable information. Infortel Select has been chosen by thousands of Cisco, WebEx Calling, Microsoft [ Klearcom Platform ](https://www.g2.com/products/klearcom-platform/reviews) By [Klearcom](https://www.g2.com/sellers/klearcom) [ 4.5/5(1) ](https://www.g2.com/products/klearcom-platform/reviews) Product Description Klearcom has developed a non-intrusive SaaS platform that ensures multinational contact centers are the first to know about issues with their domestic speech-based IVRs, pinpointing root causes in rea [ Landis Contact Center ](https://www.g2.com/products/landis-contact-center/reviews) By [Landis Technologies](https://www.g2.com/sellers/landis-technologies) [ 5/5(1) ](https://www.g2.com/products/landis-contact-center/reviews) Product Description Landis Contact Center for Microsoft Teams is a natively integrated contact center solution (CCaaS). It is streamlined for setup and operation with Microsoft Teams, enabling your team to deliver top-no Pros and Cons [ Access Ease (1) ](https://www.g2.com/products/landis-contact-center/reviews?qs=pros-and-cons) [ Salesquared IVRS ](https://www.g2.com/products/salesquared-ivrs/reviews) By [Salesquared](https://www.g2.com/sellers/salesquared) [ 5/5(1) ](https://www.g2.com/products/salesquared-ivrs/reviews) Product Description We are Salesquared, a software-as-a-service company that provides unified communications (“UCaaS”) across Cloud Telephony, Sales CRM, SMS, Voice, Email, Click-to-Call, Drip Marketing, Smart Attendance [![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/call-center-infrastructure-cci/free?order=g2_score&page=3#product-list) - [1](/categories/call-center-infrastructure-cci/free?order=g2_score#product-list) - [2](/categories/call-center-infrastructure-cci/free?order=g2_score&page=2#product-list) - [3](/categories/call-center-infrastructure-cci/free?order=g2_score&page=3#product-list) - 4 - [5](/categories/call-center-infrastructure-cci/free?order=g2_score&page=5#product-list) - [6](/categories/call-center-infrastructure-cci/free?order=g2_score&page=6#product-list) - [Next ›Next ›](/categories/call-center-infrastructure-cci/free?order=g2_score&page=5#product-list) Spotlight Categories [Account-Based Orchestration Platforms](https://www.g2.com/categories/account-based-orchestration-platforms) [Board Management Software](https://www.g2.com/categories/board-management) [Project Management Software](https://www.g2.com/categories/project-management) [Product Lifecycle Management (PLM) Software](https://www.g2.com/categories/product-lifecycle-management-plm) [Online Backup Software](https://www.g2.com/categories/online-backup) Similar Categories - [Contact Center](/categories/contact-center) - [Contact Center AI Observability](/categories/contact-center-ai-observability) - [Contact Center Knowledge Base](/categories/contact-center-knowledge-base) - [Contact Center Quality Assurance](/categories/contact-center-quality-assurance) - [Contact Center Workforce](/categories/contact-center-workforce) - [Speech Analytics](/categories/speech-analytics) [Browse Call Center Infrastructure (CCI) Themes](/categories/call-center-infrastructure-cci/themes)