# Five9 Intelligent Cloud Contact Center Platform vs Zendesk for Customer Service Comparison
---
## AI Generated Summary
- **G2 reviewers report** that Zendesk for Customer Service excels in providing a centralized platform for managing support requests, making it easy to track issues and maintain communication until resolution. Users appreciate the ticketing system's efficiency, which saves time on repetitive tasks.
- **Users say** that Five9 Intelligent Cloud Contact Center Platform is particularly effective for telephony systems in contact centers, enhancing the experience for both agents and customers. The platform's integration capabilities are highlighted as a significant advantage, allowing seamless connections with other systems.
- **Reviewers mention** that Zendesk's user-friendly interface and beginner-friendly design make it accessible for new users. The recent addition of AI features, such as ticket routing and summary suggestions, has further improved its functionality, according to user feedback.
- **According to verified reviews** , Five9's platform is noted for its resiliency, especially within the US market. Users appreciate its ability to deliver consistent performance, which is crucial for contact centers that rely on stable communication tools.
- **G2 reviewers highlight** that while both platforms have similar ease of setup scores, Zendesk's overall user satisfaction is higher, reflecting its strong market presence and extensive user base. This is evident in the volume of recent reviews, with Zendesk receiving significantly more feedback than Five9.
- **Users report** that Five9's strengths lie in its user, role, and access management features, which scored notably well. However, they also note that it may not match the comprehensive support and reporting capabilities that Zendesk offers, which are crucial for organizations looking to analyze customer interactions effectively.



| | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Star Rating** | 4.1 out of 5 | 4.3 out of 5 | 
| **Total Reviews** | 618 | 6,995 | 
| **Largest Market Segment** | Mid-Market (57.0% of reviews) | Mid-Market (45.8% of reviews) | 
| **Entry Level Price** | No pricing available | $19.00 1 user per month billed annually | 

---
## Top Pros & Cons

### Five9 Intelligent Cloud Contact Center Platform

Pros:
- Ease of Use (118 reviews)
- Customer Support (85 reviews)

Cons:
- Call Issues (43 reviews)
- Complexity (35 reviews)

### Zendesk for Customer Service

Pros:
- Ease of Use (526 reviews)
- Features (395 reviews)

Cons:
- Missing Features (216 reviews)
- Limited Features (180 reviews)

---
## Ratings Comparison
| Rating | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
  | **Meets Requirements** | 8.4 (502 reviews) | 8.6 (5220 reviews) | 
  | **Ease of Use** | 8.4 (512 reviews) | 8.6 (5448 reviews) | 
  | **Ease of Setup** | 8.0 (368 reviews) | 8.0 (3349 reviews) | 
  | **Ease of Admin** | 8.1 (311 reviews) | 8.2 (3150 reviews) | 
  | **Quality of Support** | 8.3 (483 reviews) | 8.4 (5000 reviews) | 
  | **Has the product been a good partner in doing business?** | 8.6 (310 reviews) | 8.4 (3073 reviews) | 
  | **Product Direction (% positive)** | 7.5 (493 reviews) | 8.0 (4869 reviews) | 

---
## Pricing

### Five9 Intelligent Cloud Contact Center Platform

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### Zendesk for Customer Service

#### Entry-Level Pricing

Plan: Support Only (Team)

Price: $19.00 1 user per month billed annually

Description: Integrated customer support

Key Features:
- Email & social media 
- Web widget & mobile SDK
- Pre-defined business rules

[Browse all 5 editions](https://www.g2.com/products/zendesk-for-customer-service/pricing)

#### Free Trial

Yes

---
## Features Comparison By Category

### Help Desk

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | 8.2/10 | 3763 |

#### Ticket and Case Management

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Ticket creation user experience** | Not enough data | 8.8 (2602 reviews) ✓ Verified | 
| **Ticket response user experience** | Not enough data | 8.7 (2648 reviews) ✓ Verified | 
| **Workflow** | Not enough data | 8.5 (2595 reviews) ✓ Verified | 
| **Response Automation** | Not enough data | 8.4 (2403 reviews) ✓ Verified | 
| **SLA Management** | Not enough data | 8.2 (1941 reviews) ✓ Verified | 
| **Attachments/Screencasts** | Not enough data | 8.4 (2413 reviews) ✓ Verified | 
| **Ticket Collaboration** | Not enough data | 8.6 (2429 reviews) ✓ Verified | 
| **Customer and Contacts Database** | Not enough data | 8.3 (1877 reviews) ✓ Verified | 

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | 7.6 (391 reviews) | 
| **AI Text Summarization** | Not enough data | 7.6 (388 reviews) | 

#### Agentic AI - Help Desk

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | 7.8 (251 reviews) | 
| **Natural Language Interaction** | Not enough data | 7.9 (246 reviews) | 
| **Proactive Assistance** | Not enough data | 8.0 (249 reviews) | 

#### Communication Channels

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Customer Portal** | Not enough data | 8.5 (2073 reviews) ✓ Verified | 
| **Email to Case** | Not enough data | 8.8 (2359 reviews) ✓ Verified | 
| **Chat/Live Support** | Not enough data | 8.4 (1761 reviews) ✓ Verified | 
| **Social Integration** | Not enough data | 8.0 (1437 reviews) ✓ Verified | 
| **Voice** | Not enough data | 8.0 (1343 reviews) ✓ Verified | 

#### Platform

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Mobile User Support** | 7.3 (8 reviews) | 7.8 (1392 reviews) ✓ Verified | 
| **Customization ** | 7.9 (56 reviews) | 8.0 (1791 reviews) ✓ Verified | 
| **User, Role, and Access Management** | 9.2 (10 reviews) | 8.3 (1970 reviews) ✓ Verified | 
| **Integration** | 8.7 (9 reviews) | 8.2 (1799 reviews) ✓ Verified | 
| **Reporting** | 8.1 (9 reviews) | 7.9 (2410 reviews) ✓ Verified | 
| **Dashboards** | 8.3 (8 reviews) | 8.0 (2434 reviews) ✓ Verified | 

### Auto Dialer

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | 7.1/10 | 164 |
| **Zendesk for Customer Service** | N/A | N/A |

#### Dialing Options

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Preview Dialing** | 8.9 (144 reviews) ✓ Verified | Not enough data | 
| **Progressive Dialing** | 8.9 (138 reviews) ✓ Verified | Not enough data | 
| **Predictive Dialing** | 6.4 (7 reviews) | Not enough data | 

#### Agent Tools

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Whisper Coaching ** | 8.8 (122 reviews) ✓ Verified | Not enough data | 
| **Callback Scheduling ** | 8.6 (134 reviews) ✓ Verified | Not enough data | 
| **Call Recording ** | 8.9 (146 reviews) ✓ Verified | Not enough data | 

#### Automation

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Voice Activity Detection** | 8.4 (126 reviews) ✓ Verified | Not enough data | 
| **Interactive Voice Response (IVR)** | 8.7 (124 reviews) ✓ Verified | Not enough data | 
| **Call Scrubbing** | 8.4 (118 reviews) ✓ Verified | Not enough data | 

#### Agentic AI - Auto Dialer

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | 5.6 (9 reviews) | Not enough data | 
| **Cross-system Integration** | 5.9 (9 reviews) | Not enough data | 

#### AI Capabilities - Auto Dialer

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Call Prioritization and List Optimization** | 4.2 (6 reviews) | Not enough data | 
| **Compliance Monitoring** | 3.9 (6 reviews) | Not enough data | 
| **Speech Analytics and Sentiment Analysis** | 3.9 (6 reviews) | Not enough data | 

### Contact Center Knowledge Base

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Administration

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Database Management ** | Not enough data | Not enough data | 
| **Data Workflows** | Not enough data | Not enough data | 
| **Issue Management** | Not enough data | Not enough data | 

#### Knowledge Management

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Knowledge Base** | Not enough data | Not enough data | 
| **Publishing Workflows** | Not enough data | Not enough data | 
| **Analytics** | Not enough data | Not enough data | 

#### Compliance

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Policies and Controls** | Not enough data | Not enough data | 
| **Data Governance** | Not enough data | Not enough data | 
| **Compliance** | Not enough data | Not enough data | 
| **Auditing** | Not enough data | Not enough data | 

#### Customer Support

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Intelligent Search** | Not enough data | Not enough data | 
| **Suggestions** | Not enough data | Not enough data | 
| **Decision Trees** | Not enough data | Not enough data | 

#### Data Security

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Risk Data Attributes** | Not enough data | Not enough data | 
| **Data Transport** | Not enough data | Not enough data | 
| **Access Management** | Not enough data | Not enough data | 
| **Multi-Factor Authentication** | Not enough data | Not enough data | 

#### Administration

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Integrations** | Not enough data | Not enough data | 
| **User, Role, and Access Management** | Not enough data | Not enough data | 
| **Performance and Reliability** | Not enough data | Not enough data | 

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Summarization** | Not enough data | Not enough data | 

### Customer Communications Management

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Channels

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Multi-Channel Coverage** | Not enough data | Not enough data | 
| **Open Listening** | Not enough data | Not enough data | 
| **Physical Media** | Not enough data | Not enough data | 

#### Design

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Communications Strategy Development** | Not enough data | Not enough data | 
| **Create Content** | Not enough data | Not enough data | 
| **Personalization** | Not enough data | Not enough data | 
| **Inbound Identification** | Not enough data | Not enough data | 
| **Regulatory Compliance** | Not enough data | Not enough data | 

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | Not enough data | 
| **AI Text Summarization** | Not enough data | Not enough data | 

### Complaint Management

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | 8.0/10 | 893 |

#### Usability

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **All-Employee Access** | Not enough data | 8.3 (665 reviews) | 
| **Supporting Documents** | Not enough data | 8.3 (662 reviews) | 
| **Two-Way Communication** | Not enough data | 8.4 (637 reviews) | 

#### Reporting

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Priority Case Alerts** | Not enough data | 8.3 (587 reviews) | 
| **Trend Analysis** | Not enough data | 7.9 (562 reviews) | 
| **Performance Monitoring** | Not enough data | 8.2 (645 reviews) | 

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | 7.3 (176 reviews) | 
| **AI Text Summarization** | Not enough data | 7.2 (175 reviews) | 

### Shared Inbox

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | 8.1/10 | 418 |

#### Productivity Tools

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Notes** | Not enough data | 8.5 (325 reviews) | 
| **Internal Discussion** | Not enough data | 8.3 (324 reviews) | 
| **Assignments and Tasks** | Not enough data | 8.4 (312 reviews) | 
| **Workflows** | Not enough data | 8.4 (306 reviews) | 
| **Templates** | Not enough data | 8.5 (315 reviews) | 
| **Integrations** | Not enough data | 8.2 (311 reviews) | 
| **Tagging System** | Not enough data | 8.2 (345 reviews) | 

#### Analytics

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Trends** | Not enough data | 7.7 (263 reviews) | 
| **Performance Tracking** | Not enough data | 8.0 (304 reviews) | 
| **Email Tracking** | Not enough data | 8.2 (292 reviews) | 

#### Agentic AI - Shared Inbox

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | 7.1 (21 reviews) | 
| **Decision Making** | Not enough data | 7.4 (22 reviews) | 

### Contact Center Quality Assurance

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | 8.1/10 | 62 |
| **Zendesk for Customer Service** | N/A | N/A |

#### Quality Assurance

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Evaluation** | 8.5 (51 reviews) | Not enough data | 
| **Calibration** | 8.4 (50 reviews) | Not enough data | 
| **Reports** | 8.4 (52 reviews) | Not enough data | 

#### Engagement

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Feedback** | 8.4 (49 reviews) | Not enough data | 
| **Dashboards** | 8.4 (56 reviews) | Not enough data | 
| **Training** | 8.4 (50 reviews) | Not enough data | 

#### Performance

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Integrations** | 8.8 (56 reviews) | Not enough data | 
| **Compliance** | 8.9 (51 reviews) | Not enough data | 

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | 6.1 (11 reviews) | Not enough data | 
| **AI Text Summarization** | 6.4 (11 reviews) | Not enough data | 

### Contact Center

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | 8.0/10 | 325 |
| **Zendesk for Customer Service** | N/A | N/A |

#### Channels

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Voice** | 8.9 (239 reviews) ✓ Verified | Not enough data | 
| **Social** | 7.5 (171 reviews) ✓ Verified | Not enough data | 
| **Web Chat** | 7.9 (170 reviews) ✓ Verified | Not enough data | 
| **Mobile SMS** | 7.4 (163 reviews) ✓ Verified | Not enough data | 
| **Email** | 7.5 (171 reviews) ✓ Verified | Not enough data | 

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text-to-Speech** | 6.2 (58 reviews) | Not enough data | 

#### Functions

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Session Routing** | 8.7 (259 reviews) ✓ Verified | Not enough data | 
| **Session Queuing** | 8.8 (258 reviews) ✓ Verified | Not enough data | 
| **Concurrent Calling** | 8.7 (230 reviews) ✓ Verified | Not enough data | 
| **Speech Analytics** | 8.1 (163 reviews) ✓ Verified | Not enough data | 
| **Auto Dialer** | 8.7 (194 reviews) ✓ Verified | Not enough data | 
| **IVR** | 8.8 (216 reviews) ✓ Verified | Not enough data | 
| **Inbound Screen Pop** | 8.8 (209 reviews) ✓ Verified | Not enough data | 
| **Persistent Data** | 8.6 (190 reviews) ✓ Verified | Not enough data | 

#### Agentic AI - Contact Center

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | 6.2 (33 reviews) | Not enough data | 
| **Cross-system Integration** | 7.4 (40 reviews) | Not enough data | 
| **Natural Language Interaction** | Feature Not Available | Not enough data | 
| **Proactive Assistance** | 6.6 (35 reviews) | Not enough data | 

#### Administrative

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Session Summary Notes** | 8.2 (229 reviews) ✓ Verified | Not enough data | 
| **Administrator Access** | 8.7 (247 reviews) ✓ Verified | Not enough data | 
| **Reporting & Dashboards** | 8.4 (263 reviews) ✓ Verified | Not enough data | 
| **Session Recording** | 8.7 (204 reviews) ✓ Verified | Not enough data | 
| **Agent Scheduling and Assignment** | 8.3 (172 reviews) ✓ Verified | Not enough data | 

### Call Compliance

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | 8.6/10 | 73 |
| **Zendesk for Customer Service** | N/A | N/A |

#### Compliance

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Regulations** | 8.8 (59 reviews) | Not enough data | 
| **Updates** | 8.8 (62 reviews) | Not enough data | 
| **Exemptions** | 8.5 (57 reviews) | Not enough data | 

#### Management

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Scrubbing** | 8.6 (56 reviews) | Not enough data | 
| **Blocking** | 8.5 (59 reviews) | Not enough data | 
| **Campaign Management** | 8.6 (60 reviews) | Not enough data | 
| **Screening** | 8.5 (60 reviews) | Not enough data | 

#### Integration

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Phone Systems** | 8.8 (61 reviews) | Not enough data | 
| **Marketing & CRM** | 8.5 (60 reviews) | Not enough data | 
| **Third-Party** | 8.5 (57 reviews) | Not enough data | 

### ServiceNow Store Apps

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | 9.6/10 | 8 |
| **Zendesk for Customer Service** | N/A | N/A |

#### ServiceNow Apps

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **ServiceNow Integration** | 9.0 (7 reviews) | Not enough data | 
| **Value** | 9.8 (7 reviews) | Not enough data | 

#### Agentic AI - ServiceNow Store Apps

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 

### AI Agents For Business Operations

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | 8.0/10 | 90 |

#### Responses

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Personalization** | Not enough data | 8.2 (61 reviews) | 
| **Route To Human** | Not enough data | 8.6 (69 reviews) | 
| **Natural Language Understanding (NLU)** | Not enough data | 8.2 (68 reviews) | 

#### Automation - AI Agents

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Sales Follow-Up** | Not enough data | 7.5 (25 reviews) | 
| **Customer Interaction Automation** | Not enough data | 7.7 (25 reviews) | 
| **Lead Generation** | Not enough data | 7.4 (24 reviews) | 
| **Document Processing** | Feature Not Available | 7.5 (25 reviews) | 
| **Feedback Collection** | Feature Not Available | 7.7 (24 reviews) | 

#### Platform

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Conversation Editor** | Not enough data | 8.2 (66 reviews) | 
| **Integration** | Not enough data | 8.2 (64 reviews) | 
| **Human-In-The-Loop** | Not enough data | 8.3 (62 reviews) | 

#### Autonomy -  AI Agents

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Independent Decision Making** | Feature Not Available | 7.8 (23 reviews) | 
| **Adaptive Responses** | Feature Not Available | 7.4 (24 reviews) | 
| **Task Execution** | Not enough data | 7.4 (25 reviews) | 
| **Problem Solving** | Not enough data | 7.4 (25 reviews) | 

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | 7.6 (30 reviews) | 
| **AI Text Summarization** | Not enough data | 8.0 (29 reviews) | 

### Chatbots

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | 8.2/10 | 613 |

#### Responses

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Customization** | Not enough data | 8.1 (466 reviews) | 
| **Control** | Not enough data | 8.1 (463 reviews) | 
| **Route To Human** | Not enough data | 8.3 (445 reviews) | 
| **Menu bars** | Not enough data | 8.1 (444 reviews) | 
| **Drip sequences** | Not enough data | 8.1 (353 reviews) | 

#### Platform

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Live chat** | Not enough data | 8.6 (470 reviews) | 
| **Integrations** | Not enough data | 8.3 (470 reviews) | 
| **Branding** | Not enough data | 8.3 (461 reviews) | 
| **Analytics** | Not enough data | 8.2 (465 reviews) | 
| **A/B testing** | Not enough data | Feature Not Available | 
| **Role-based access** | Not enough data | Feature Not Available | 
| **Collection of information** | Not enough data | 8.4 (453 reviews) | 

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | 8.1 (111 reviews) | 
| **AI Text Summarization** | Not enough data | 8.1 (109 reviews) | 

### Contact Center Workforce

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | 8.2/10 | 61 |
| **Zendesk for Customer Service** | N/A | N/A |

#### Workforce Management

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Agent Availability** | 8.5 (50 reviews) ✓ Verified | Not enough data | 
| **Skills Management** | 8.6 (52 reviews) ✓ Verified | Not enough data | 
| **Shift Scheduling** | 8.3 (51 reviews) ✓ Verified | Not enough data | 
| **Agent Self-Service** | 8.2 (50 reviews) ✓ Verified | Not enough data | 
| **Mobile Access** | 6.5 (47 reviews) | Not enough data | 

#### Administration

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Automation** | 8.0 (50 reviews) ✓ Verified | Not enough data | 
| **Performance Analysis** | 8.1 (54 reviews) ✓ Verified | Not enough data | 
| **Dashboards** | 8.1 (55 reviews) ✓ Verified | Not enough data | 
| **Forecasting** | 8.2 (48 reviews) ✓ Verified | Not enough data | 
| **Intraday Management** | 8.3 (46 reviews) ✓ Verified | Not enough data | 

### Conversational Support

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | 8.1/10 | 1097 |

#### Conversational Platform

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Personalization** | Not enough data | 8.1 (861 reviews) | 
| **Omnichannel** | Not enough data | 8.3 (718 reviews) | 
| **Contextual Engagement** | Not enough data | 8.2 (681 reviews) | 
| **Proactive Engagement** | Not enough data | 8.2 (747 reviews) | 

#### Support Automation

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Intelligent Routing** | Not enough data | 8.1 (711 reviews) | 
| **Seamless Escalation** | Not enough data | 8.3 (756 reviews) | 
| **Transcripts** | Not enough data | 8.4 (717 reviews) | 
| **Self-Serve Support** | Not enough data | 8.1 (789 reviews) | 

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | 7.8 (202 reviews) | 
| **AI Text Summarization** | Not enough data | 7.8 (201 reviews) | 

### Proactive Notification

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | 8.4/10 | 198 |

#### Messaging Channels

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **SMS Messaging** | Not enough data | 7.6 (77 reviews) | 
| **Email** | Not enough data | 9.1 (171 reviews) | 
| **Voice Messaging** | Not enough data | 8.3 (93 reviews) | 
| **Two way messaging** | Not enough data | 8.5 (101 reviews) | 

#### Administration

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Scheduling** | Not enough data | 8.2 (107 reviews) | 
| **Triggered Notifications** | Not enough data | 8.9 (155 reviews) | 
| **Segmentation** | Not enough data | 8.2 (110 reviews) | 
| **Integrations** | Not enough data | 8.4 (143 reviews) | 

### Call Center Infrastructure (CCI)

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | 8.0/10 | 107 |
| **Zendesk for Customer Service** | N/A | N/A |

#### Platform

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Omnichannel** | 7.7 (92 reviews) | Not enough data | 
| **Mobile Access** | 6.7 (87 reviews) | Not enough data | 
| **Queue Management** | 8.3 (96 reviews) | Not enough data | 
| **Call Routing** | 8.7 (101 reviews) | Not enough data | 
| **Call Back** | 8.7 (98 reviews) | Not enough data | 
| **IVR** | 8.5 (96 reviews) | Not enough data | 
| **Automatic Call Distribution** | 8.9 (100 reviews) | Not enough data | 

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text-to-Speech** | 6.1 (29 reviews) | Not enough data | 

#### Workforce Management

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Call Monitoring** | 8.9 (93 reviews) | Not enough data | 
| **Performance Evaluation** | 8.9 (93 reviews) | Not enough data | 

#### Call Center Infrastructure (CCI)

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | 6.4 (12 reviews) | Not enough data | 
| **Cross-system Integration** | 8.6 (12 reviews) | Not enough data | 
| **Natural Language Interaction** | 7.1 (12 reviews) | Not enough data | 
| **Proactive Assistance** | 6.3 (12 reviews) | Not enough data | 

#### Administrative

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Call Recording** | 9.0 (96 reviews) | Not enough data | 
| **Reporting & Dashboards** | 8.7 (100 reviews) | Not enough data | 

### Customer Service Automation

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | 8.0/10 | 31 |
| **Zendesk for Customer Service** | 7.9/10 | 114 |

#### Customer Support

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Text** | 8.1 (31 reviews) | 8.1 (83 reviews) | 
| **Speech** | 8.2 (31 reviews) | 7.5 (75 reviews) | 
| **Knowledge Base** | 7.8 (31 reviews) | 8.1 (85 reviews) | 

#### Automation

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Ticket Resolution** | 7.7 (30 reviews) | 8.1 (85 reviews) | 
| **Customization** | 8.4 (30 reviews) | 8.2 (82 reviews) | 
| **Intelligent Routing** | 8.1 (29 reviews) | 8.0 (82 reviews) | 

#### Artificial Intelligence

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Learning** | Feature Not Available | 7.8 (81 reviews) | 
| **Language** | 7.8 (29 reviews) | 7.6 (79 reviews) | 
| **Conversational AI** | 7.5 (29 reviews) | 7.7 (84 reviews) | 

### Live Chat

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | 7.6/10 | 72 |
| **Zendesk for Customer Service** | 8.3/10 | 2697 |

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | 5.2 (14 reviews) | Feature Not Available | 
| **AI Text Summarization** | 6.6 (15 reviews) | 7.9 (205 reviews) | 
| **AI Text-to-Speech** | 5.4 (14 reviews) | Feature Not Available | 

#### Communication

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Pop-up Chat** | 8.7 (56 reviews) | 8.6 (950 reviews) ✓ Verified | 
| **Notifications** | 8.9 (57 reviews) | 8.4 (964 reviews) ✓ Verified | 
| **Targeted Emails** | 8.1 (50 reviews) | 8.1 (718 reviews) | 
| **In-App Messaging** | 8.4 (52 reviews) | 8.5 (735 reviews) ✓ Verified | 
| **Co-Browsing** | 8.1 (43 reviews) | 8.0 (519 reviews) | 

####  Internal Use

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Customization ** | 7.9 (56 reviews) | 8.0 (1791 reviews) ✓ Verified | 
| **Conversation Archiving** | 8.0 (46 reviews) | 8.5 (846 reviews) ✓ Verified | 
| **Lead Development** | 7.7 (45 reviews) | 8.1 (648 reviews) | 
| **Knowledge Base** | 8.4 (48 reviews) | 8.5 (897 reviews) | 
| **Team Inbox ** | 7.9 (49 reviews) | 8.6 (827 reviews) ✓ Verified | 
| **Customer Profiles** | 8.4 (50 reviews) | 8.3 (846 reviews) ✓ Verified | 

### Customer Self-Service

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | 8.2/10 | 1785 |

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Summarization** | Not enough data | Feature Not Available | 

#### Self-Service Experience

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Knowledge Base** | Not enough data | 8.5 (1523 reviews) | 
| **Searchable Articles** | Not enough data | 8.5 (1443 reviews) | 
| **Community Forums** | Not enough data | 8.0 (1024 reviews) | 
| **Mobile Optimization** | Not enough data | 7.7 (648 reviews) | 
| **Personalization** | Not enough data | 8.0 (780 reviews) | 

#### Self-Service Platform

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Branding** | Not enough data | 8.2 (829 reviews) | 
| **Automation** | Not enough data | 8.2 (849 reviews) | 
| **Artificial Intelligence** | Not enough data | 7.7 (676 reviews) | 
| **Integrations** | Not enough data | 8.2 (814 reviews) | 

#### Agentic AI - Customer Self-Service

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | 8.3 (63 reviews) | 
| **Multi-step Planning** | Not enough data | 8.3 (63 reviews) | 
| **Cross-system Integration** | Not enough data | 8.2 (65 reviews) | 
| **Adaptive Learning** | Not enough data | 8.7 (63 reviews) | 
| **Natural Language Interaction** | Not enough data | 8.6 (62 reviews) | 
| **Proactive Assistance** | Not enough data | 8.2 (63 reviews) | 
| **Decision Making** | Not enough data | 8.1 (63 reviews) | 

### Social Customer Service

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | 8.4/10 | 841 |

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | 7.4 (77 reviews) | 
| **AI Text Summarization** | Not enough data | 7.5 (78 reviews) | 

#### Process

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Mentions** | Not enough data | 8.4 (563 reviews) | 
| **Tickets** | Not enough data | 9.1 (744 reviews) | 
| **Macros** | Not enough data | 8.8 (693 reviews) | 

#### Channels

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Email** | Not enough data | 9.0 (743 reviews) | 
| **Social** | Not enough data | 8.4 (586 reviews) | 
| **Live Chat** | Not enough data | 8.7 (565 reviews) | 
| **Phone** | Not enough data | 8.2 (486 reviews) | 
| **Text** | Not enough data | 8.3 (421 reviews) | 

#### Insight

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Surveys** | Not enough data | 8.1 (540 reviews) | 
| **Reporting** | Not enough data | 8.3 (647 reviews) | 
| **Visitor Activity** | Not enough data | 8.5 (562 reviews) | 
| **Help Desk** | Not enough data | 8.7 (667 reviews) | 

### Speech Analytics

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | 5.3/10 | 6 |
| **Zendesk for Customer Service** | N/A | N/A |

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Summarization** | 5.3 (6 reviews) | Not enough data | 

### Digital Customer Service Platforms

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | 8.1/10 | 77 |

#### Generative AI

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | 7.8 (67 reviews) | 
| **AI Text Summarization** | Not enough data | 7.7 (66 reviews) | 

### AI Governance Tools

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### AI Compliance

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Regulatory Reporting** | Not enough data | Not enough data | 
| **Automated Compliance** | Not enough data | Not enough data | 
| **Audit Trails** | Not enough data | Not enough data | 

#### Risk Management & Monitoring

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI Risk Management** | Not enough data | Not enough data | 
| **Real-time Monitoring** | Not enough data | Not enough data | 

#### AI Lifecycle Management

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Lifecycle Automation** | Not enough data | Not enough data | 

#### Access Control and Security

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Pole-based Access Control (RBAC)** | Not enough data | Not enough data | 

#### Collaboration and Communication 

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Model Sharing and Reuse** | Not enough data | Not enough data | 

#### Agentic AI - AI Governance Tools

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Adaptive Learning** | Feature Not Available | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

### AI Voice Assistants

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Voice Recognition - AI Voice Assistants

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Voice Recognition** | Not enough data | Not enough data | 

#### Speech Synthesis - AI Voice Assistants

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Speech Synthesis** | Not enough data | Not enough data | 
| **Customizable speech** | Not enough data | Not enough data | 
| **Multiple voice actions** | Not enough data | Not enough data | 

#### Security and privacy - AI Voice Assistants

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Encrypted communication** | Not enough data | Not enough data | 

#### Compatibility - AI Voice Assistants

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Cross platform compatibility** | Not enough data | Not enough data | 

### Conversational Commerce Platforms

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Conversational AI - Conversational Commerce Platforms

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **AI chatbots** | Not enough data | Not enough data | 
| **Messaging and Notifications** | Not enough data | Not enough data | 
| **AI agents ** | Not enough data | Not enough data | 
| **Voice assistants** | Not enough data | Not enough data | 
| **Communication apps** | Not enough data | Not enough data | 

#### Platform integration - Conversational Commerce Platforms

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Ecommerce stores** | Not enough data | Not enough data | 
| **Sales channels** | Not enough data | Not enough data | 
| **Payment Platform** | Not enough data | Not enough data | 
| **Internal tools** | Not enough data | Not enough data | 

#### Analytics and Reporting - Conversational Commerce Platforms

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Conversational analytics** | Not enough data | Not enough data | 
| **Advance reporting** | Not enough data | Not enough data | 

### Salesforce AppExchange Apps

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Agentic AI - Salesforce AppExchange Apps

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

### Outbound Call Tracking

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | 8.4/10 | 12 |
| **Zendesk for Customer Service** | N/A | N/A |

#### Agentic AI - Outbound Call Tracking

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | 6.9 (8 reviews) | Not enough data | 
| **Natural Language Interaction** | 7.1 (8 reviews) | Not enough data | 

#### Calling

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Record Calls** | 9.3 (12 reviews) | Not enough data | 
| **Generate Location** | 8.2 (11 reviews) | Not enough data | 
| **Call Types** | 8.6 (11 reviews) | Not enough data | 
| **Click-to-Call** | 9.2 (12 reviews) | Not enough data | 
| **Auto Dialer** | 9.2 (12 reviews) | Not enough data | 

#### Contacts

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Personalization** | 8.3 (12 reviews) | Not enough data | 
| **Information Locater** | 8.8 (10 reviews) | Not enough data | 
| **Record Prospect Data** | 8.6 (12 reviews) | Not enough data | 

#### Insights

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Notes** | 8.3 (12 reviews) | Not enough data | 
| **Daily Summary** | 8.8 (11 reviews) | Not enough data | 
| **Automated Voicemails** | 9.0 (12 reviews) | Not enough data | 
| **Automated Emails** | 8.2 (12 reviews) | Not enough data | 
| **Sorts Prospects** | 8.3 (10 reviews) | Not enough data | 
| **Automated Note Taking** | 7.6 (9 reviews) | Not enough data | 

### UCaaS Platforms

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Agentic AI - UCaaS Platforms

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | 

#### Extensions

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Tenancy Flexibility** | Not enough data | Not enough data | 
| **Native VoIP** | Not enough data | Not enough data | 
| **CCaaS Option** | Not enough data | Not enough data | 

#### Features

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Voicemail to Email** | Not enough data | Not enough data | 
| **Voicemail to SMS** | Not enough data | Not enough data | 
| **File Sharing** | Not enough data | Not enough data | 
| **Voice Conferencing** | Not enough data | Not enough data | 
| **Video Conferencing** | Not enough data | Not enough data | 
| **Conference Transcripts** | Not enough data | Not enough data | 

### Omnichannel Commerce

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Reporting

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Reports & Analytics** | Not enough data | Not enough data | 
| **Data Transfer Tools** | Not enough data | Not enough data | 

#### Omnichannel Features 

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Retail Management** | Not enough data | Not enough data | 
| **POS Integration** | Not enough data | Not enough data | 
| **Social Media Integration** | Not enough data | Not enough data | 
| **Customer Service Integration** | Not enough data | Not enough data | 
| **Marketing Tools** | Not enough data | Not enough data | 
| **E-commerce Integration** | Not enough data | Not enough data | 
| **ERP Integration** | Not enough data | Not enough data | 

### AI Customer Support Agents

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | 8.3/10 | 111 |

#### Customer Query Resolution - AI Customer Support Agents

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Automated Ticket Resolution** | Not enough data | 8.4 (74 reviews) | 
| **Contextual Response Generation** | Not enough data | 8.1 (71 reviews) | 
| **Sentiment Analysis** | Not enough data | 8.2 (69 reviews) | 
| **Knowledge Base Utilization** | Not enough data | 8.3 (71 reviews) | 
| **Multilingual Support** | Not enough data | 8.2 (68 reviews) | 

#### Customer Interaction Automation - AI Customer Support Agents

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Proactive Customer Outreach** | Not enough data | 8.2 (70 reviews) | 
| **Feedback Collection** | Not enough data | 8.4 (70 reviews) | 
| **Escalation Handling** | Not enough data | 8.3 (71 reviews) | 
| **Workflow Optimization** | Not enough data | 8.5 (70 reviews) | 

#### Automation

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Customer Interaction Automation** | Not enough data | 8.7 (74 reviews) | 
| **Feedback Collection** | Feature Not Available | 8.6 (70 reviews) | 
| **Document Processing** | Feature Not Available | 7.9 (68 reviews) | 

#### Autonomy

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Independent Decision Making** | Feature Not Available | 8.1 (68 reviews) | 
| **Adaptive Responses** | Not enough data | 8.4 (67 reviews) | 
| **Task Execution** | Not enough data | 8.3 (69 reviews) | 
| **Problem Solving** | Not enough data | 8.3 (70 reviews) | 

### AI Agents

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Agentic AI - AI Agents

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

### Workforce Management

| Product | Score | Reviews |
|---|---|---|
| **Five9 Intelligent Cloud Contact Center Platform** | N/A | N/A |
| **Zendesk for Customer Service** | 8.8/10 | 26 |

#### Platform

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Customization ** | Not enough data | 8.9 (19 reviews) | 
| **Integration APIs** | Not enough data | 9.2 (14 reviews) | 
| **Internationalization** | Not enough data | 9.6 (8 reviews) | 
| **User, Role, and Access Management** | Not enough data | 9.5 (11 reviews) | 
| **Dashboards** | Not enough data | 8.8 (11 reviews) | 

#### Workforce Management Platform Features

| Feature | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Labor Forecasting** | Not enough data | Not enough data | 
| **Shift Scheduling** | Not enough data | Not enough data | 
| **Time & Attendance Tracking** | Not enough data | Not enough data | 
| **Absence & Leave Management** | Not enough data | Not enough data | 
| **Skills Management** | Not enough data | Not enough data | 
| **Succession Planning** | Not enough data | Not enough data | 
| **Workforce Analytics** | Not enough data | Not enough data | 
| **Self-Service Capabilities** | Not enough data | Not enough data | 
| **Mobile Shift Scheduling** | Not enough data | Not enough data | 
| **Team Communication** | Not enough data | Not enough data | 

---
## Categories
**Shared Categories (10):** [Chatbots Software](https://www.g2.com/categories/chatbots), [AI Customer Support Agents Software](https://www.g2.com/categories/ai-customer-support-agents), [Conversational Support Software](https://www.g2.com/categories/conversational-support), [Help Desk Software](https://www.g2.com/categories/help-desk), [Digital Customer Service Platforms](https://www.g2.com/categories/digital-customer-service-platforms), [Live Chat Software](https://www.g2.com/categories/live-chat), [Social Customer Service Software](https://www.g2.com/categories/social-customer-service), [Proactive Notification Software](https://www.g2.com/categories/proactive-notification), [AI Agents For Business Operations](https://www.g2.com/categories/ai-agents-for-business-operations), [Customer Service Automation Software](https://www.g2.com/categories/customer-service-automation)

**Unique to Five9 Intelligent Cloud Contact Center Platform (16):** [AI Voice Assistants](https://www.g2.com/categories/ai-voice-assistants), [Contact Center Software](https://www.g2.com/categories/contact-center), [Auto Dialer Software](https://www.g2.com/categories/auto-dialer), [Contact Center Workforce Software](https://www.g2.com/categories/contact-center-workforce), [Omnichannel Commerce Software](https://www.g2.com/categories/omnichannel-commerce), [Speech Analytics Software](https://www.g2.com/categories/speech-analytics), [ServiceNow Marketplace Apps](https://www.g2.com/categories/servicenow-store-apps), [UCaaS Platforms](https://www.g2.com/categories/ucaas-platforms), [Call Compliance Software](https://www.g2.com/categories/call-compliance), [Customer Communications Management Software](https://www.g2.com/categories/customer-communications-management), [Contact Center Knowledge Base Software](https://www.g2.com/categories/contact-center-knowledge-base), [Salesforce AppExchange Apps](https://www.g2.com/categories/salesforce-appexchange-apps), [Call Center Infrastructure (CCI) Software](https://www.g2.com/categories/call-center-infrastructure-cci), [ AI Governance Tools](https://www.g2.com/categories/ai-governance-tools), [Contact Center Quality Assurance Software](https://www.g2.com/categories/contact-center-quality-assurance), [Outbound Call Tracking Software](https://www.g2.com/categories/outbound-call-tracking)

**Unique to Zendesk for Customer Service (5):** [Workforce Management Software](https://www.g2.com/categories/workforce-management), [Complaint Management Software](https://www.g2.com/categories/complaint-management), [Customer Self-Service Software](https://www.g2.com/categories/customer-self-service), [Conversational Commerce Platforms](https://www.g2.com/categories/conversational-commerce-platforms), [Shared Inbox Software](https://www.g2.com/categories/shared-inbox)


---
## Reviewer Demographics

### By Company Size

| Segment | Five9 Intelligent Cloud Contact Center Platform | Zendesk for Customer Service | 
|---|---|---|
| **Small-Business** | 23.1% | 40.8% | 
| **Mid-Market** | 57.0% | 45.8% | 
| **Enterprise** | 19.9% | 13.4% | 

### By Industry

#### Five9 Intelligent Cloud Contact Center Platform

- **Consumer Services:** 8.8%
- **Financial Services:** 8.0%
- **Insurance:** 6.9%
- **Information Technology and Services:** 6.2%
- **Telecommunications:** 5.2%
- **Hospital & Health Care:** 5.2%
- **Marketing and Advertising:** 4.5%
- **Education Management:** 4.2%
- **Computer Software:** 2.9%
- **Higher Education:** 2.8%
- **Other:** 45.2%

#### Zendesk for Customer Service

- **Computer Software:** 14.1%
- **Information Technology and Services:** 12.6%
- **Financial Services:** 5.9%
- **Retail:** 5.0%
- **Consumer Services:** 4.4%
- **Internet:** 3.5%
- **Marketing and Advertising:** 3.1%
- **Telecommunications:** 2.8%
- **Health, Wellness and Fitness:** 2.2%
- **Consumer Goods:** 2.1%
- **Other:** 44.2%

---
## Alternatives

### Alternatives to Five9 Intelligent Cloud Contact Center Platform

- [Genesys Cloud CX](https://www.g2.com/products/genesys-cloud-cx/reviews) — 4.4/5 stars (1555 reviews)
- [Talkdesk](https://www.g2.com/products/talkdesk/reviews) — 4.4/5 stars (2532 reviews)
- [NICE CXone](https://www.g2.com/products/nice-cxone/reviews) — 4.3/5 stars (1730 reviews)
- [8x8 Contact Center](https://www.g2.com/products/8x8-contact-center/reviews) — 4.1/5 stars (257 reviews)
- [Aircall](https://www.g2.com/products/aircall/reviews) — 4.4/5 stars (1615 reviews)
- [CloudTalk](https://www.g2.com/products/cloudtalk/reviews) — 4.4/5 stars (1847 reviews)
- [Avaya Contact Center](https://www.g2.com/products/avaya-contact-center/reviews) — 4.1/5 stars (181 reviews)
- [RingEX](https://www.g2.com/products/ringex/reviews) — 4.2/5 stars (1406 reviews)
- [JustCall](https://www.g2.com/products/saas-labs-justcall/reviews) — 4.3/5 stars (2388 reviews)
- [Sprinklr Service](https://www.g2.com/products/sprinklr-service/reviews) — 4.3/5 stars (749 reviews)

### Alternatives to Zendesk for Customer Service

- [Fin](https://www.g2.com/products/fin/reviews) — 4.5/5 stars (3885 reviews)
- [Tidio](https://www.g2.com/products/tidio/reviews) — 4.6/5 stars (1907 reviews)
- [Hiver in Gmail](https://www.g2.com/products/hiver-in-gmail/reviews) — 4.6/5 stars (1283 reviews)
- [Freshdesk](https://www.g2.com/products/freshdesk/reviews) — 4.4/5 stars (3752 reviews)
- [Front](https://www.g2.com/products/front/reviews) — 4.7/5 stars (2499 reviews)
- [LiveAgent](https://www.g2.com/products/liveagent/reviews) — 4.5/5 stars (1538 reviews)
- [Gorgias](https://www.g2.com/products/gorgias/reviews) — 4.6/5 stars (563 reviews)
- [LivePerson](https://www.g2.com/products/liveperson/reviews) — 4.3/5 stars (207 reviews)
- [Agentforce Service (formerly Salesforce Service Cloud)](https://www.g2.com/products/agentforce-service-formerly-salesforce-service-cloud/reviews) — 4.4/5 stars (7356 reviews)
- [HubSpot Service Hub](https://www.g2.com/products/hubspot-service-hub/reviews) — 4.4/5 stars (2916 reviews)

---
## Top Discussions

### Five9 Intelligent Cloud Contact Center Platform

- Title: [What is Five9 used for?](https://www.g2.com/discussions/five9-what-is-five9-used-for) — 2 comments
  > **Top comment:** "Dialing system"
- Title: [Does five9 have a mobile app?](https://www.g2.com/discussions/does-five9-have-a-mobile-app) — 2 comments
  > **Top comment:** "No."
- Title: [What is Five9 used for?](https://www.g2.com/discussions/what-is-five9-used-for) — 1 comment
  > **Top comment:** "A broad spectrum of customer support solutions. Primarily call handling (IVR), cloud transport, call distribution across sites, work force management and IVA. "
- Title: [What is five9 software?](https://www.g2.com/discussions/what-is-five9-software) — 1 comment
  > **Top comment:** "Five9 is a cloud based softphone."
- Title: [Loyal customer call acceleration](https://www.g2.com/discussions/26777-loyal-customer-call-acceleration) — 1 comment, 1 upvote
  > **Top comment:** "I'm not certain - we don't use this functionality in our business, but I'm certain that Five9 would collaborate on a solution regardless."

### Zendesk for Customer Service

- Title: [Is zendesk any good?](https://www.g2.com/discussions/is-zendesk-any-good) — 8 comments, 1 upvote
  > **Top comment:** "For support teams, Zendesk Support is fantastic and will do everything you want it to do. Zendesk Support can not be easily adapted for use with other..."
- Title: [Is there a free version of Zendesk?](https://www.g2.com/discussions/is-there-a-free-version-of-zendesk) — 7 comments, 1 upvote
  > **Top comment:** "There is not a free version of Zendesk, but there are multiple pricing options depending on the size of your organization/agents. "
- Title: [How is Zendesk Support Suite transforming the customer service experience in various industries?](https://www.g2.com/discussions/how-is-zendesk-support-suite-transforming-the-customer-service-experience-in-various-industries) — 6 comments, 4 upvotes
  > **Top comment:** "I am thrilled by how Zendesk Support Suite is transforming customer service across industries with its seamless omnichannel integration and AI-driven..."
- Title: [What is Zendesk Support Suite?](https://www.g2.com/discussions/what-is-zendesk-support-suite) — 4 comments, 3 upvotes
  > **Top comment:** "A single platform for handling all Customer Support activities."
- Title: [What is Zendesk Support Suite used for?](https://www.g2.com/discussions/what-is-zendesk-support-suite-used-for) — 3 comments, 2 upvotes
  > **Top comment:** "Zendesk is a ticketing tool from from where we can respond to customers through email."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/five9-intelligent-cloud-contact-center-platform-vs-zendesk-for-customer-service)