Best Call Center Infrastructure (CCI) Software - Page 16

How Many Call Center Infrastructure (CCI) Software Products Does G2 Track?

Total Products under this Category: 612

Category Stats (Nov 2026)

  • Average Rating: 4.4/5 (↓0.01 vs Oct 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: AloTech (+3.71%) - Among all products in this category, AloTech recorded the largest rating increase compared to last month

Last updated: November 12, 2026

How Does G2 Rank Call Center Infrastructure (CCI) Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 50,800+ Authentic Reviews
  • 612+ 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 Call Center Infrastructure (CCI) Software

G2 Grid® for Call Center Infrastructure (CCI) Software plotting products by satisfaction and market presence

Highlighted products: RingEX, Five9 Intelligent Cloud Contact Center Platform, Aircall, Nextiva, Talkdesk, Genesys Cloud CX, CloudTalk, and SalesCaptain.

Underlying data: [Grid® JSON](https://www.g2.com/categories/call-center-infrastructure-cci/grids.json?focus%5B%5D=ringex&focus%5B%5D=five9-intelligent-cloud-contact-center-platform&focus%5B%5D=aircall&focus%5B%5D=nextiva&focus%5B%5D=talkdesk&focus%5B%5D=genesys-cloud-cx&focus%5B%5D=cloudtalk&focus%5B%5D=salescaptain-inc-salescaptain)

Voca Conversational Interaction Center

Turn Microsoft Teams into an Omnichannel Contact Center with Ready-to-use Conversational AI Voca Conversational Interaction Center (CIC) is built on Azure, giving your contact center the same 99.999% uptime and reliability as Microsoft Teams. A perfect fit between native Teams contact center features & a premium contact center. Have a look: Omnichannel Microsoft Teams Contact Center Voice, email, & webchat interactions give your customers more options for engaging on their terms with your agents. Trust the reliability that comes with Voca CIC being a native Azure-based app using Teams calling infrastructure & client platform to deliver collaborative customer and agent connection. - One-screen Agent Experience - Agent & Supervisor Teams Apps - Intelligent Interaction Routing - Supervisor Live Monitoring - Real-time & Historical Analytics - CRM Integration Self-Service IVA & Conversational IVR Conversational AI & API requests enable you to automate any service scenario for your customers. Voca CIC’s Conversational IVR enables customers to speak freely and resolve issues with intelligent, personalized voice assistants that can automate any service scenario, freeing agents for higher-value tasks, while reducing wait times and misrouted calls. - Pre-trained Conversational AI (NLU, TTS, & STT) - API Extensions - No-code Call Flow Designer - Built-in Microsoft Cognitive Services - Real-time IVR Reports - CRM & Database Dips Conversational Auto-Attendant Natural Language Understanding guides your callers to reach any company contact or department. Enable advanced AI to confidently handle and route calls the first time. Voca CIC’s Auto-Attendant allows callers to voice their reason for calling, using intuitive voice recognition to swiftly direct them to the appropriate department or call queue. - Microsoft Teams Presence-based Routing - 14 Languages Options - Built-in Voicemail & Notifications - Company Address Book Sync - Call Hunting Across Devices - Custom Company Vocabulary

Average Rating: 4.5/5.0

Total Reviews: 1

How Do G2 Users Rate Voca Conversational Interaction Center?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 9.1/10)
  • Call Routing: 10.0/10 (Category avg: 8.9/10)

Who Is the Company Behind Voca Conversational Interaction Center?

  • Seller: AudioCodes
  • Year Founded: 1993
  • HQ Location: Or Yehuda, Tel Aviv District, Israel
  • LinkedIn® Page: www.linkedin.com
    1,362 employees on LinkedIn®
  • Ownership: NASDAQ: AUDC

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Voca Conversational Interaction Center?

VoiceGuide IVR

IVR Software for professional business IVR and Dialer systems. Works with Cisco, Avaya and all other providers and integrates with call center systems. Easy to deploy and administer. Highly configurable and able to integrate using all major technologies. Modular dashboards and flexible report generation. Designed to handle large call volumes without losing any response speed, and is used in call centers handling tens of thousands of calls daily. Low per line pricing allows system to be affordable to SME. In business for over 20 years.

Average Rating: 4.5/5.0

Total Reviews: 1

How Do G2 Users Rate VoiceGuide IVR?

  • Has the product been a good partner in doing business?: 8.3/10 (Category avg: 9.1/10)

Who Is the Company Behind VoiceGuide IVR?

Who Uses This Product?

  • Company Size: 50% Large, 50% Small

What Are Recent G2 Reviews of VoiceGuide IVR?

What Are G2 Users Discussing About VoiceGuide IVR?

VoIPline Telecom

VoIPline Telecom is business VoIP service provider, offering hosted PBX, SIP trunking, toll-free numbers, Microsoft Teams direct routing, call centre services and more.

Average Rating: 4.0/5.0

Total Reviews: 1

Who Is the Company Behind VoIPline Telecom?

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of VoIPline Telecom?

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How it works

Voximal

Voximal is an IVR software solution that offers speech recognition and synthesis. Voximal works on top of Asterisk and it's VoiceXML 2.1 compliant and supports numerous features among which the voice synthesis and recognition..

Average Rating: 5.0/5.0

Total Reviews: 1

Who Is the Company Behind Voximal?

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Voximal?

Yeastar Linkus UC Clients

Linkus UC Clients is a unified communications app that aims to help businesses stay connected anytime anywhere. Designed for the Yeastar P-Series Phone System, it transforms your desktop and mobile phone into a fully-featured office extension, provides a convenient call experience, and offers powerful collaboration features like presence, instant messaging, contacts management, CRM integration, etc. With Linkus UC Clients, work anywhere with integrated voice, messaging, conferencing, and more – from virtually any device. Available using Web browser, Microsoft Windows, macOS, iOS, and Android, Linkus makes real-time business communications and collaboration easy across multiple devices, for true one-number access.

Average Rating: 4.8/5.0

Total Reviews: 5

How Do G2 Users Rate Yeastar Linkus UC Clients?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 9.1/10)

Who Is the Company Behind Yeastar Linkus UC Clients?

Who Uses This Product?

  • Company Size: 60% Small, 40% Medium

What Do G2 Reviewers Say About Yeastar Linkus UC Clients?

AI-generated summary from verified user reviews

Pros
  • Users value the flexible VoIP services of Yeastar Linkus, enabling calls from any device seamlessly integrated with Teams.
  • Users love the softphone feature of Yeastar Linkus UC Clients, enabling calls from various devices seamlessly.
  • Users appreciate the convenience of receiving calls on any device seamlessly integrated with their Teams application.
  • Users value the seamless integration of Yeastar Linkus UC Clients, allowing calls on any device effortlessly.
  • Users find Yeastar Linkus UC Clients highly easy to use, especially with support for multiple accounts across apps.
Cons
  • Users find the call drop issue frustrating, especially when receiving calls during ongoing conversations on other apps.
  • Users highlight upgrade issues with Yeastar Linkus UC Clients, recommending notifications for version updates to enhance experience.

What Are Recent G2 Reviews of Yeastar Linkus UC Clients?

What Are G2 Users Discussing About Yeastar Linkus UC Clients?

3C Plus

3C Plus is a cloud communication platform (software for call centers, CX, and inside sales) that helps companies manage voice and customer service operations in a centralized, automated, and scalable way. The system was developed for organizations that handle a high volume of contacts and need to optimize time, reduce costs, and increase the productivity of their support, sales, and collections teams. The platform stands out by integrating multiple tools into a single digital environment, eliminating the need for separate systems for dialing, queue management, PBX, and performance analysis. This makes it ideal for contact centers, debt recovery operations, inside sales teams, and sectors that require constant communication with customers and prospects. Main features: – Cloud auto dialer: replaces manual dialing, filters out unproductive calls, and increases the number of successful connections. – Intelligent IVR: enables automation of initial interactions with full scalability and flexibility. – PBX: phone system that allows unlimited extensions anywhere, with call transfer, smart caller ID, and real-time monitoring. – Omnichannel: unifies voice, WhatsApp, SMS, and other channels into a single interface, simplifying integrated management. – Chatbot: 24/7 customer service that reduces queues and repetitive tasks, collects information, and schedules callbacks. – Real-time reports: dashboards and strategic metrics for performance monitoring and decision-making. Main benefits: – Scalability: designed for companies that need to expand voice campaigns and eliminate unnecessary expenses. – Cost reduction: no need for physical infrastructure, plus telephony cost savings of up to 54%. – Complete operational visibility: managers gain access to centralized data to adjust workflows and quickly identify bottlenecks. Use cases include customer service centers, outsourced contact centers, inside sales departments, and financial operations that require massive communication and full control over every stage of the customer journey.

Who Is the Company Behind 3C Plus?

  • Seller: Grupo 3C
  • Year Founded: 2014
  • HQ Location: Guarapuava, BR
  • LinkedIn® Page: www.linkedin.com
    174 employees on LinkedIn®

3G Callnet

Dialer Standard Available Features • Basic Customer Relationship Management (CRM) • Customer Telephony Integration (CTI) • Outbound, Inbound and Blended Telephony • Web-based agent and administrative interfaces • Predictive, Preview and Manual Dialing Options • VoIP and Analog Telecommunication Options • Multiple ACD • Quality Assurance • Extensive Reporting system • Recording • Scripting • Agents operate remotely • Call Monitoring, Coaching, Barging • 3 Way Conferencing • Callback schedule • Call Blasting

Who Is the Company Behind 3G Callnet?

4net Technologies

We provide contact centre and telephony solutions that address todays business issues with an intelligent and consultative approach.

Who Is the Company Behind 4net Technologies?

55PBX

55PBX is the ultimate all in one CCaaS for Contact Centers, Customer Service and Sales team. PBX functions, whatsapp, chat and carrier with plug n play integrations with Zendesk, Pipedrive, Salesforce and more.

Who Is the Company Behind 55PBX?

  • Seller: 55PBX
  • Year Founded: 2015
  • HQ Location: São Paulo, BR
  • LinkedIn® Page: www.linkedin.com
    103 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of 55PBX?

What Are G2 Users Discussing About 55PBX?

Aavaz

Aavaz is a leading provider of contact center solutions. Aavaz provides a set of products and services to fit your calling and other customer touch point needs today with upgrade paths to your needs tomorrow.

Who Is the Company Behind Aavaz?

Access Contact Center

Access Contact Center by NexTalk is a comprehensive call management platform designed to facilitate direct, private, and secure communication between businesses and their deaf or hard-of-hearing customers. By integrating seamlessly with existing contact center systems, it ensures compliance with the Americans with Disabilities Act (ADA and demonstrates a commitment to inclusivity and accessibility. Key Features and Functionality: - Direct Communication: Enables real-time text-based interactions between agents and customers without the need for third-party relay services, ensuring privacy and security. - Call Validation: Utilizes unique technology to authenticate TTY calls, confirming they originate from deaf or hard-of-hearing individuals. - Efficient Call Management: Offers features such as group calling, departmental call transfers, and the ability for administrators to monitor and engage in real-time chats. - Pre-Written Responses: Provides customizable, pre-written messages for common inquiries, enhancing response efficiency and consistency. - Availability Management: Allows staff to set their availability status, ensuring effective call routing and workload distribution. Primary Value and Solutions Provided: Access Contact Center addresses the critical need for businesses to communicate effectively with the deaf and hard-of-hearing community. By eliminating intermediaries, it ensures that conversations remain confidential and secure. The platform not only aids in achieving ADA compliance but also enhances customer satisfaction by providing a direct and respectful communication channel. Its integration capabilities and user-friendly features streamline operations, reduce call handling times, and demonstrate a company's dedication to inclusivity and equal access for all customers.

Who Is the Company Behind Access Contact Center?

  • Seller: NexTalk
  • Year Founded: 2008
  • HQ Location: Murray, US
  • LinkedIn® Page: www.linkedin.com
    13 employees on LinkedIn®

AheevaCCS

AheevaCCS is an inbound call solution that allows you to control the distribution of your inbound calls and processing times for customer satisfaction.

Who Is the Company Behind AheevaCCS?

  • Seller: Aheeva
  • Year Founded: 2000
  • HQ Location: Saint-Laurent, CA
  • LinkedIn® Page: www.linkedin.com
    27 employees on LinkedIn®

Airline

Customer service centre automation with Google AI and Twilio. Tailored for your business needs. - Be swifter, smarter and leaner. Help your customers self-serve, your agents focus on value and give your analysts the control they need.

Who Is the Company Behind Airline?

  • Seller: DVELP
  • Year Founded: 1998
  • HQ Location: London, England, United Kingdom
  • LinkedIn® Page: www.linkedin.com
    670 employees on LinkedIn®
Inia Debnath
ID
Researched and written by Inia Debnath
Updated October 3, 2024