--- title: Cisco Unified Communications Manager (CallManager) Reviews meta_title: 'Cisco Unified Communications Manager (CallManager) Reviews 2026: Details, Pricing, & Features | G2' meta_description: Filter 111 reviews by the users' company size, role or industry to find out how Cisco Unified Communications Manager (CallManager) works for a business like yours. aggregate_rating: rating_value: 4.4 review_count: 111 scale: '5' date_modified: '2026-08-09' parent_category: name: Collaboration & Productivity url: https://www.g2.com/categories/collaboration-productivity --- # Cisco Unified Communications Manager (CallManager) Reviews **Vendor:** Cisco **Category:** [VoIP Providers](https://www.g2.com/categories/voip-providers) **Average Rating:** 4.4/5.0 **Total Reviews:** 111 ## About Cisco Unified Communications Manager (CallManager) Cisco Unified Communications Manager (Unified CM), formerly known as Cisco CallManager, is a comprehensive call-processing system that delivers reliable, secure, and scalable voice and video communications for enterprises. It integrates voice, video, messaging, and mobility services, enabling seamless collaboration across various devices and locations. Key Features and Functionality: - Unified Communications: Provides IP telephony, high-definition video, unified messaging, instant messaging, and presence capabilities, consolidating communication tools into a single platform. - Enhanced Mobility: Supports mobile and remote workers with features that enable productivity from any location, transforming workspaces and attracting top talent. - Scalability: Accommodates organizations of varying sizes, from small businesses to large enterprises with up to 80,000 users, ensuring the solution grows with the organization's needs. - Cloud-Connected Operations: Offers Webex Cloud-Connected UC services, allowing centralized control of operations functions such as upgrades, analytics, and troubleshooting across multiple sites. - Open and Interoperable: Supports industry standards and a broad ecosystem of third-party integrations, facilitating rich collaboration and embedding communication within business applications. - Security and Compliance: Utilizes the latest authentication, encryption, and communication protocols, complying with key industry certifications to secure data and communications across various sectors. Primary Value and Solutions Provided: Cisco Unified Communications Manager addresses the need for a cohesive and efficient communication system within organizations. By integrating various communication services, it simplifies infrastructure, reduces costs, and enhances collaboration among employees, regardless of their location or device. Its scalability ensures that businesses can adapt to growth and changing requirements, while robust security measures protect sensitive information. The solution's flexibility, including cloud-connected options, allows organizations to modernize their communication systems and support a dynamic workforce effectively. ## Cisco Unified Communications Manager (CallManager) Pros & Cons **What users like:** - Users value the **reliability** of Cisco Unified Communications Manager, appreciating its smooth integration and consistent performance. (3 reviews) - Users value the **feature-rich video conferencing** capabilities of CUCM, supporting diverse communication needs effortlessly. (3 reviews) - Users value the **robust communication capabilities** of Cisco Unified Communications Manager for seamless collaboration in local networks. (2 reviews) - Users value the **exceptional customer service support** provided by CUCM, enhancing their 24/7 operational efficiency. (2 reviews) - Users admire the **robust messaging features** of CUCM, enhancing communication and service efficiency in a 24/7 environment. (2 reviews) - Accessibility (1 reviews) - Analytics (1 reviews) - Audio Quality (1 reviews) - Browser Extension Performance (1 reviews) - Business Tools (1 reviews) **What users dislike:** - Users find the **complex processes** involved in managing CUCM overwhelming, especially with multiple required servers and integrations. (2 reviews) - Users report issues with the **missing internal billing & call detail record interface** , causing complications in tracking costs effectively. (1 reviews) - Users find the **high cost** of Cisco Unified Communications Manager a barrier, especially for smaller businesses with fewer users. (1 reviews) - Users often face challenges due to the **missing internal billing and call detail record interface** , impacting their operational efficiency. (1 reviews) - Users find the **missing internal billing and call detail record interface** a significant drawback impacting operational efficiency. (1 reviews) - Upgrade Issues (1 reviews) ## Cisco Unified Communications Manager (CallManager) Discussions - [What is Cisco Unified Communications Manager (CallManager) used for?](https://www.g2.com/discussions/what-is-cisco-unified-communications-manager-callmanager-used-for) - [What is the latest version of Cisco Call Manager?](https://www.g2.com/discussions/what-is-the-latest-version-of-cisco-call-manager) - [What is Cisco Unified Communications Manager Express?](https://www.g2.com/discussions/what-is-cisco-unified-communications-manager-express) - [Is Cisco Call Manager a PBX?](https://www.g2.com/discussions/is-cisco-call-manager-a-pbx) - [How does Cisco Call Manager work?](https://www.g2.com/discussions/how-does-cisco-call-manager-work) - [View Cisco Unified Communications Manager (CallManager) pricing details and edition comparison](https://www.g2.com/products/cisco-unified-communications-manager-callmanager/reviews?page=11§ion=pricing&secure%5Bexpires_at%5D=2026-08-12+10%3A59%3A07+-0500&secure%5Bsession_id%5D=58c05175-8c1f-41fd-a06d-8c17a6305cb3&secure%5Btoken%5D=1cec476e8a28e0fefabd5138abc10b0e015f290b7dd89492775d4f849a6e9731&format=llm_user) ## Cisco Unified Communications Manager (CallManager) Features **Additional Functionality** - Third-Party Integrations - To-Do List - @mentions - Single Sign On - File Management - Activity Dashboard - Drag & Drop - Alerts/Notifications - Prioritization - Access Controls/Permissions - Screen Sharing - Content Management - Brainstorming - AI Copilot - File Transfer - Calendar Management - Status Tracking - Real-Time Notifications - Version Control - Task Management - Activity Tracking - Real Time Editing - Communication Management - Chat/Messaging - Tagging - Generative AI - Assignment Management - Task Scheduling - Project Management - Collaboration Tools - Workflow Management - Secure Data Storage - File Sharing - Document Storage - Task Progress Tracking - Discussions/Forums - Commenting/Notes - Reporting & Statistics - Contact Management - Video Conferencing - Progress Tracking - Mobile Access - API - Document Management - Customizable Branding **Platform Basics - VoIP Providers** - PBX systems, VoIP Softphone - Call Management - Network monitoring - Integrations - Virtual PBX - SIP trunking services - Contact Management - Communication Management - Fax Management - Call List Management - Call Center Management - Queue Management - Third-Party Integrations - Computer Telephony Integration - Real-Time Monitoring - Call Monitoring - Workflow Management - Call Center Integration **Agentic AI - Audio Conferencing** - Proactive Assistance - Decision Making **Agentic AI - UCaaS Platforms** - Autonomous Task Execution - Cross-system Integration - Adaptive Learning - Natural Language Interaction - Third-Party Integrations **Additional Functionality** - Screen Sharing - Generative AI - Custom Greetings/Messages - Mobile Access - International Calling - Virtual Voicemail - Call Scheduling - AI Copilot - Call Conferencing - Reporting/Analytics - File Sharing - Two Way Audio & Video - Audio/Video Recording - Real-Time Chat - Audio Calls **Basic Communication** - Phone Calls - Video Calls - Instant Messaging - Screen Sharing - Conference Calls - Desk-to-Desk Calls - SMS Messaging - Chat/Messaging - Video Call Recording - Two-Way Audio & Video - SIP Trunking **Extensions** - Tenancy Flexibility - Native VoIP **Agentic AI - VoIP Providers** - Autonomous Task Execution - Cross-system Integration - Adaptive Learning - Proactive Assistance **Access** - Software Pairing - Browser Extension - Individual Download **Advanced Features** - Hold Music - Automated Attendants - VOiP Number **Features** - Voicemail to Email - File Sharing - Voice Conferencing - Video Conferencing - Conference Transcripts - Electronic Faxes - IVR - Video Call Recording - Customizable Reports - Real-Time Reporting - Meeting Management - Screen Sharing - Two-Way Audio & Video - Virtual Voicemail **Additional Functionality** - Live Chat - Multi-Channel Communication - Customizable Reports - Call Tracking - Automatic Call Distribution - Real-Time Data - Purchasing & Receiving - Employee Directory - AI Copilot - Activity Tracking - Collaboration Tools - Call Scripting - Real-Time Reporting - Call Recording - Real-Time Analytics - Virtual Call Center - Activity Dashboard - Reporting & Statistics - CRM - Auto-Dialer - Generative AI - Contact Database - Call Transfer - Call Reporting - Call Logging - Voice Mail - Caller ID - Customizable Caller ID - Mobile Access - Callback Scheduling - IVR - API - Interaction Tracking - Call Routing - Alerts/Notifications - Video Conferencing - Call Conferencing - Call Disposition - Predictive Dialer - Spam Blocker - On-Demand Recording - Caller Profiles - Multiple User Accounts - VoIP Connection - Conferencing - Text to Speech - Reporting/Analytics - VoIP - Call Queues - Call Screening - Access Controls/Permissions - Online Voice Transmission - Unified Communications - Voicemail Transcription **Additional Functionality** - Trend Analysis - Generative AI - Voice Mail - SSL Security - Caller ID - Multi-Channel Communication - Activity Tracking - Interaction Tracking - Alerts/Notifications - Virtual Backgrounds - Mobile Access - Contact Management - Call Center Management - Access Controls/Permissions - Call Tracking - Call Transfer - Group Messaging - Call Recording - AI Copilot - Call Monitoring - Task Management - SMS Messaging - Reporting & Statistics - Activity Dashboard - Call Routing - Multi-User Collaboration - Single Sign On - Chat/Messaging ## Top Cisco Unified Communications Manager (CallManager) Alternatives - [Genesys Cloud CX](https://www.g2.com/products/genesys-cloud-cx/reviews) - 4.4/5.0 (1,468 reviews) - [RingEX](https://www.g2.com/products/ringex/reviews) - 4.2/5.0 (1,389 reviews) - [3CX](https://www.g2.com/products/3cx/reviews) - 4.4/5.0 (431 reviews)