# Top Free Call Center Infrastructure (CCI) Software - Page 3 ## How Many Call Center Infrastructure (CCI) Software Products Does G2 Track? **Total Products under this Category:** 365 ### 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 (+5.88%) - Among all products in this category, MyOperator recorded the largest rating increase compared to last month _Last updated: July 23, 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 - 365+ 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. [ Replicant ](https://www.g2.com/products/replicant-replicant/reviews) By [Replicant](https://www.g2.com/sellers/replicant) [ 4.7/5(45) ](https://www.g2.com/products/replicant-replicant/reviews) What do users say? Users consistently praise the responsive support and ease of use of Replicant, highlighting how the team is dedicated to understanding their needs and providing tailored solutions. Many appreciate the Pros and Cons [ Customer Engagement (2) ](https://www.g2.com/products/replicant-replicant/reviews?qs=pros-and-cons)[ AI Limitations (1) ](https://www.g2.com/products/replicant-replicant/reviews?qs=pros-and-cons) [ NGNCloudComm ](https://www.g2.com/products/ngncloudcomm/reviews) By [Grupo NGN](https://www.g2.com/sellers/grupo-ngn) [ 4.9/5(21) ](https://www.g2.com/products/ngncloudcomm/reviews) What do users say? Users consistently praise the product for its excellent customer service and ease of use, highlighting how responsive the support team is and how simple the platform is to navigate. Many appreciate th [![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) [ C-Zentrix Contact Center ](https://www.g2.com/products/c-zentrix-contact-center/reviews) By [C-ZENTRIX](https://www.g2.com/sellers/c-zentrix) [ 4.3/5(29) ](https://www.g2.com/products/c-zentrix-contact-center/reviews) What do users say? Users consistently praise the user-friendly interface and ease of use of C-Zentrix, noting that it allows for quick learning and efficient customer interactions. Many appreciate its smooth call manage Pros and Cons [ Ease of Use (15) ](https://www.g2.com/products/c-zentrix-contact-center/reviews?qs=pros-and-cons)[ Slow Speed (6) ](https://www.g2.com/products/c-zentrix-contact-center/reviews?qs=pros-and-cons) [ CallHub ](https://www.g2.com/products/callhub/reviews) By [CallHub](https://www.g2.com/sellers/callhub-b4d0a0b0-2029-47cf-9a69-3d15e0f35306) [ 4.8/5(35) ](https://www.g2.com/products/callhub/reviews) What do users say? Users consistently praise the ease of use and flexibility of CallHub, highlighting its intuitive interface and ability to scale according to needs. Many appreciate the responsive customer support, whi Pros and Cons [ Call Recording (1) ](https://www.g2.com/products/callhub/reviews?qs=pros-and-cons)[ Call Issues (1) ](https://www.g2.com/products/callhub/reviews?qs=pros-and-cons) [ Ringostat ](https://www.g2.com/products/ringostat/reviews) By [Ringostat](https://www.g2.com/sellers/ringostat) [ 4.9/5(48) ](https://www.g2.com/products/ringostat/reviews) What do users say? Users consistently praise the call tracking and analytics features of Ringostat, highlighting how these tools help optimize advertising budgets and improve customer communication. Many appreciate the Pros and Cons [ Ease of Use (4) ](https://www.g2.com/products/ringostat/reviews?qs=pros-and-cons)[ Lack of Intuitiveness (2) ](https://www.g2.com/products/ringostat/reviews?qs=pros-and-cons) [ Toky ](https://www.g2.com/products/toky/reviews) By [Toky](https://www.g2.com/sellers/toky) [ 3.7/5(32) ](https://www.g2.com/products/toky/reviews) What do users say? Users consistently praise the ease of use and call quality of Toky, highlighting its effective integration with CRM systems and the ability to manage international calls seamlessly. Many appreciate th [ Spearline ](https://www.g2.com/products/spearline/reviews) By [Spearline](https://www.g2.com/sellers/spearline) [ 4.8/5(14) ](https://www.g2.com/products/spearline/reviews) What do users say? Users consistently praise the product for its reliable support and ease of use, highlighting how it simplifies monitoring and testing of telecom services. Many appreciate the proactive feedback it pro [ NobelBiz OMNI+ ](https://www.g2.com/products/nobelbiz-omni/reviews) By [NobelBiz](https://www.g2.com/sellers/nobelbiz) [ 4.8/5(18) ](https://www.g2.com/products/nobelbiz-omni/reviews) What do users say? Users consistently praise the ease of use and responsive support provided by NobelBiz OMNI+. Many appreciate how the platform allows for customization to meet specific business needs, enhancing overal [ Zendesk Contact Center ](https://www.g2.com/products/zendesk-contact-center/reviews) By [Zendesk](https://www.g2.com/sellers/zendesk) [ 4.5/5(314) ](https://www.g2.com/products/zendesk-contact-center/reviews) What do users say? Users consistently praise the intuitive interface and omnichannel capabilities of Zendesk Contact Center, which streamline customer interactions across various platforms. The ease of use and robust re Pros and Cons [ Ease of Use (8) ](https://www.g2.com/products/zendesk-contact-center/reviews?qs=pros-and-cons)[ Inefficient Workflow (4) ](https://www.g2.com/products/zendesk-contact-center/reviews?qs=pros-and-cons) [ Luware ](https://www.g2.com/products/luware/reviews) By [Luware](https://www.g2.com/sellers/luware) [ 4.4/5(8) ](https://www.g2.com/products/luware/reviews) Product Description Luware delivers cloud-native solutions built for Microsoft Teams, empowering organizations to simplify communication, enhance customer service, and meet strict compliance requirements. With a modular Pros and Cons [ Ease of Use (5) ](https://www.g2.com/products/luware/reviews?qs=pros-and-cons)[ Missing Features (2) ](https://www.g2.com/products/luware/reviews?qs=pros-and-cons) [ Bland ](https://www.g2.com/products/bland/reviews) By [Bland AI](https://www.g2.com/sellers/bland-ai) [ 5/5(11) ](https://www.g2.com/products/bland/reviews) What do users say? Users consistently praise the product for its exceptional speed and flexible API, which enable quick and efficient voice interactions. Many appreciate how it simplifies complex scenarios, allowing for Pros and Cons [ Ease of Use (3) ](https://www.g2.com/products/bland/reviews?qs=pros-and-cons)[ Complex Features (1) ](https://www.g2.com/products/bland/reviews?qs=pros-and-cons) [ VoxDesk by 500apps ](https://www.g2.com/products/voxdesk-by-500apps/reviews) By [500apps](https://www.g2.com/sellers/500apps) [ 4.8/5(6) ](https://www.g2.com/products/voxdesk-by-500apps/reviews) Product Description With VoxDesk's best-in-class call centre software, you can automate calls, improve team efficiency, and enhance customer experience. Best-in-class features like Predictive Dialer, Automated Voicemail Pros and Cons [ Call Recording (1) ](https://www.g2.com/products/voxdesk-by-500apps/reviews?qs=pros-and-cons)[ Complex Features (1) ](https://www.g2.com/products/voxdesk-by-500apps/reviews?qs=pros-and-cons) [ Mobile Office for Genesys ](https://www.g2.com/products/mobile-office-for-genesys/reviews) By [ideal systems](https://www.g2.com/sellers/ideal-systems) [ 5/5(6) ](https://www.g2.com/products/mobile-office-for-genesys/reviews) Product Description Mobile Office for Genesys Cloud is the Mobile App that allows you to handle all types of Genesys interactions directly on your phone in a secure manner. It serves as a valuable extension to your deskt Pros and Cons [ Ease of Use (2) ](https://www.g2.com/products/mobile-office-for-genesys/reviews?qs=pros-and-cons) [ Thulium ](https://www.g2.com/products/thulium/reviews) By [Thulium](https://www.g2.com/sellers/thulium) [ 5/5(5) ](https://www.g2.com/products/thulium/reviews) Product Description Thulium is a cloud-based contact center and omnichannel communication platform that integrates telephony, digital messaging, AI-driven tools, and customer relationship management into a single operati Pros and Cons [ Call Management (1) ](https://www.g2.com/products/thulium/reviews?qs=pros-and-cons)[ Contact Management (1) ](https://www.g2.com/products/thulium/reviews?qs=pros-and-cons) [ alohaa.ai ](https://www.g2.com/products/alohaa-ai/reviews) By [Alohaa](https://www.g2.com/sellers/alohaa) [ 4.9/5(8) ](https://www.g2.com/products/alohaa-ai/reviews) Product Description Alohaa provides Omni-channel products - Virtual phone number, IVR, Cloud Telephony, Whatsapp, SMS, all under one easy-to-use, highly-affordable platform. With its cloud-based infrastructure, Alohaa of Pros and Cons [ Affordable (2) ](https://www.g2.com/products/alohaa-ai/reviews?qs=pros-and-cons)[ High Cost (2) ](https://www.g2.com/products/alohaa-ai/reviews?qs=pros-and-cons) [![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. 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