# Slack, Zoho Cliq vs Mattermost Comparison

| | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Star Rating** | 4.5 out of 5 | 4.4 out of 5 | 4.3 out of 5 | 
| **Total Reviews** | 39,022 | 267 | 368 | 
| **Largest Market Segment** | Small-Business (41.0% of reviews) | Small-Business (53.8% of reviews) | Mid-Market (37.3% of reviews) | 
| **Entry Level Price** | $0.00 | Free | $0.00 | 

---
## Top Pros & Cons

### Slack

Pros:
- Ease of Use (3619 reviews)
- Team Collaboration (3148 reviews)

Cons:
- Notification Issues (1137 reviews)
- Missing Features (940 reviews)

### Zoho Cliq

Pros:
- Ease of Use (12 reviews)
- Communication (10 reviews)

Cons:
- Slow Loading (4 reviews)
- Difficult Navigation (3 reviews)

### Mattermost

Pros:
- Ease of Use (15 reviews)
- Features (14 reviews)

Cons:
- Not Intuitive (8 reviews)
- Performance Issues (8 reviews)

---
## Ratings Comparison
| Rating | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
  | **Meets Requirements** | 9.2 (31600 reviews) | 8.9 (213 reviews) | 8.7 (300 reviews) | 
  | **Ease of Use** | 9.2 (32482 reviews) | 9.0 (214 reviews) | 8.8 (306 reviews) | 
  | **Ease of Setup** | 9.2 (8801 reviews) | 9.0 (63 reviews) | 8.1 (96 reviews) | 
  | **Ease of Admin** | 8.9 (5409 reviews) | 9.3 (43 reviews) | 8.3 (69 reviews) | 
  | **Quality of Support** | 8.8 (21995 reviews) | 8.5 (196 reviews) | 8.2 (231 reviews) | 
  | **Has the product been a good partner in doing business?** | 9.1 (4892 reviews) | 9.1 (44 reviews) | 9.0 (58 reviews) | 
  | **Product Direction (% positive)** | 8.7 (30817 reviews) | 8.9 (204 reviews) | 8.4 (295 reviews) | 

---
## Pricing

### Slack

#### Entry-Level Pricing

Plan: Free

Price: $0.00

Description: For teams wanting to try out Slack for an unlimited period of time



Key Features:
- Searchable message archives, up to 10k of your team’s most recent messages
- 10 apps or service integrations
- Native apps for iOS, Android, Mac & Windows Desktop

[Browse all 4 editions](https://www.g2.com/products/slack/pricing)

#### Free Trial

Yes

### Zoho Cliq

#### Entry-Level Pricing

Plan: Free

Price: Free

Key Features:
- Messaging and channels
- File storage
- Meetings with screen share

[Browse all 4 editions](https://www.g2.com/products/zoho-cliq/pricing)

#### Free Trial

No

### Mattermost

#### Entry-Level Pricing

Plan: Starter

Price: $0.00

Description: Increased productivity for small teams

Key Features:
- Unlimited 1:1 and group messaging
- Unlimited users, channels, teams
- Unlimited boards

[Browse all 3 editions](https://www.g2.com/products/mattermost/pricing)

#### Free Trial

Yes

---
## Features Comparison By Category

### Business Instant Messaging

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 8.2/10 | 16014 |
| **Zoho Cliq** | 8.0/10 | 171 |
| **Mattermost** | 6.8/10 | 222 |

#### Business Instant Messaging

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **File Sharing** | 9.1 (13971 reviews) | 9.1 (153 reviews) | 8.7 (195 reviews) | 
| **Notifications** | 9.0 (14508 reviews) | 8.7 (157 reviews) | 8.6 (202 reviews) | 
| **Search** | 8.6 (13800 reviews) | 8.4 (144 reviews) | 8.0 (191 reviews) | 

#### Business Instant Messaging 

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Audio Conferencing** | 8.5 (10244 reviews) | 8.7 (143 reviews) | 7.8 (118 reviews) | 
| **Video Conferencing** | 8.1 (9578 reviews) | 8.3 (142 reviews) | 7.9 (110 reviews) | 

#### Business Instant Messaging

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Mobile Application** | 9.1 (13681 reviews) | 8.4 (147 reviews) | 8.0 (177 reviews) | 
| **Web Application** | 9.2 (13286 reviews) | 8.9 (149 reviews) | 8.9 (188 reviews) | 
| **Integrations** | 9.0 (11841 reviews) | 8.6 (130 reviews) | 8.3 (166 reviews) | 

#### Generative AI - Business Instant Messaging

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Text Summarization** | 7.5 (1486 reviews) | 7.2 (6 reviews) | 4.6 (14 reviews) | 

#### AI - Business Instant Messaging

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **AI Powered Search** | 7.5 (1470 reviews) | 5.8 (6 reviews) | 5.1 (14 reviews) | 
| **Smart Notifications** | 7.9 (1478 reviews) | 8.3 (6 reviews) | 6.0 (14 reviews) | 
| **AI Powered Language Translation** | 7.4 (1450 reviews) | 6.7 (6 reviews) | 4.4 (13 reviews) | 
| **Content Generation** | 7.4 (1452 reviews) | 6.7 (6 reviews) | 5.5 (13 reviews) | 

#### Agentic AI - Business Instant Messaging

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Cross-system Integration** | 7.7 (879 reviews) | Not enough data | 5.5 (10 reviews) | 
| **Natural Language Interaction** | 7.7 (863 reviews) | Not enough data | 5.0 (10 reviews) | 

### Workflow Management

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 8.4/10 | 904 |
| **Zoho Cliq** | N/A | N/A |
| **Mattermost** | 8.2/10 | 21 |

#### Setup

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Activities** | 9.1 (677 reviews) | Not enough data | 8.5 (20 reviews) | 
| **Flows** | 8.9 (673 reviews) | Not enough data | 8.8 (20 reviews) | 
| **Dependencies** | 8.7 (648 reviews) | Not enough data | 7.9 (20 reviews) | 
| **Notifications** | 8.9 (687 reviews) | Not enough data | 8.7 (21 reviews) | 

#### Management

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Updates** | 9.0 (662 reviews) | Not enough data | 8.7 (19 reviews) | 
| **Audit Trail** | 8.7 (640 reviews) | Not enough data | 8.0 (19 reviews) | 
| **Integration** | 8.9 (660 reviews) | Not enough data | 8.1 (20 reviews) | 

#### Generative AI

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **AI Text Generation** | 7.7 (557 reviews) | Not enough data | 6.9 (12 reviews) | 

#### Agentic AI - Workflow Management

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Autonomous Task Execution** | 7.7 (277 reviews) | Not enough data | Not enough data | 
| **Multi-step Planning** | 7.9 (273 reviews) | Not enough data | Not enough data | 
| **Cross-system Integration** | 8.1 (282 reviews) | Not enough data | Not enough data | 
| **Adaptive Learning** | 7.9 (279 reviews) | Not enough data | Not enough data | 
| **Natural Language Interaction** | 7.9 (278 reviews) | Not enough data | Not enough data | 
| **Proactive Assistance** | 7.9 (279 reviews) | Not enough data | Not enough data | 
| **Decision Making** | 8.0 (281 reviews) | Not enough data | Not enough data | 

### Q&A Platforms

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 8.8/10 | 410 |
| **Zoho Cliq** | N/A | N/A |
| **Mattermost** | N/A | N/A |

#### Account Options

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Single Sign-On (SSO)** | 9.2 (286 reviews) | Not enough data | Not enough data | 
| **Social Login** | 8.4 (278 reviews) | Not enough data | Not enough data | 
| **Reputation System** | 8.6 (269 reviews) | Not enough data | Not enough data | 
| **Topic Subscription** | 8.7 (275 reviews) | Not enough data | Not enough data | 
| **Bookmarking** | 8.9 (285 reviews) | Not enough data | Not enough data | 
| **History** | 8.9 (279 reviews) | Not enough data | Not enough data | 

#### Q&A Tools

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Tags** | 9.1 (284 reviews) | Not enough data | Not enough data | 
| **Commenting System** | 9.1 (279 reviews) | Not enough data | Not enough data | 
| **Notifications** | 9.1 (285 reviews) | Not enough data | Not enough data | 
| **Voting** | 8.7 (271 reviews) | Not enough data | Not enough data | 
| **Integrations** | 9.1 (281 reviews) | Not enough data | Not enough data | 
| **Knowledge Integrations** | 8.9 (273 reviews) | Not enough data | Not enough data | 
| **Embedding** | 8.6 (266 reviews) | Not enough data | Not enough data | 
| **Formatting** | 8.9 (270 reviews) | Not enough data | Not enough data | 
| **Analytics** | 8.5 (266 reviews) | Not enough data | Not enough data | 

### Knowledge Base

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 8.3/10 | 495 |
| **Zoho Cliq** | N/A | N/A |
| **Mattermost** | N/A | N/A |

#### Knowledge Pages

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Templates** | 8.4 (342 reviews) | Not enough data | Not enough data | 
| **In-Content Feedback** | 8.3 (343 reviews) | Not enough data | Not enough data | 
| **Versioning and Version History** | 8.1 (332 reviews) | Not enough data | Not enough data | 
| **Decision Trees** | 8.1 (330 reviews) | Not enough data | Not enough data | 
| **Duplicate Detection** | 7.9 (325 reviews) | Not enough data | Not enough data | 
| **Content Editor** | 8.4 (330 reviews) | Not enough data | Not enough data | 

#### Knowledge Dissemination

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Page Analytics** | 8.2 (321 reviews) | Not enough data | Not enough data | 
| **Permissions** | 8.7 (329 reviews) | Not enough data | Not enough data | 
| **Knowledge Sharing** | 9.0 (337 reviews) | Not enough data | Not enough data | 
| **Notifications** | 8.9 (336 reviews) | Not enough data | Not enough data | 
| **Advanced Search** | 8.3 (330 reviews) | Not enough data | Not enough data | 
| **Browser Extension** | 8.2 (318 reviews) | Not enough data | Not enough data | 
| **Organization** | 8.7 (334 reviews) | Not enough data | Not enough data | 
| **Other Integrations** | 8.6 (322 reviews) | Not enough data | Not enough data | 
| **Knowledge Integrations** | 8.6 (315 reviews) | Not enough data | Not enough data | 

#### Agentic AI - Knowledge Base

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Adaptive Learning** | 7.9 (197 reviews) | Not enough data | Not enough data | 
| **Natural Language Interaction** | 7.9 (199 reviews) | Not enough data | Not enough data | 
| **Proactive Assistance** | 7.8 (197 reviews) | Not enough data | Not enough data | 

### Unified Workspaces

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 8.3/10 | 1020 |
| **Zoho Cliq** | N/A | N/A |
| **Mattermost** | N/A | N/A |

#### Login Options 

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Single Sign-On (SSO)** | 9.1 (774 reviews) | Not enough data | Not enough data | 
| **Password Saver** | 8.5 (737 reviews) | Not enough data | Not enough data | 

#### Productivity

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Email Client** | 8.0 (726 reviews) | Not enough data | Not enough data | 
| **Split Screen** | 8.3 (730 reviews) | Not enough data | Not enough data | 
| **Activity Feed** | 8.6 (739 reviews) | Not enough data | Not enough data | 
| **Virtual Assistant** | 7.8 (711 reviews) | Not enough data | Not enough data | 
| **Analytics and Reporting** | 7.9 (705 reviews) | Not enough data | Not enough data | 

#### Customization 

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Custom Workflows** | 8.6 (735 reviews) | Not enough data | 8.9 (19 reviews) | 
| **Multiple Workspaces** | 9.0 (752 reviews) | Not enough data | Not enough data | 
| **Custom Application Integration** | 8.7 (718 reviews) | Not enough data | Not enough data | 

#### Agentic AI - Unified Workspaces

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Autonomous Task Execution** | 7.5 (403 reviews) | Not enough data | Not enough data | 
| **Adaptive Learning** | 7.6 (400 reviews) | Not enough data | Not enough data | 

### Enterprise Search Software

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 9.0/10 | 141 |
| **Zoho Cliq** | N/A | N/A |
| **Mattermost** | N/A | N/A |

#### Compatibility

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Federated Search** | 8.9 (95 reviews) | Not enough data | Not enough data | 
| **File Types** | 9.0 (97 reviews) | Not enough data | Not enough data | 
| **Global Language Support** | 8.9 (88 reviews) | Not enough data | Not enough data | 

#### Agentic AI - Enterprise Search Software

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Autonomous Task Execution** | 8.4 (57 reviews) | Not enough data | Not enough data | 
| **Multi-step Planning** | 8.3 (54 reviews) | Not enough data | Not enough data | 
| **Cross-system Integration** | 8.9 (55 reviews) | Not enough data | Not enough data | 
| **Adaptive Learning** | 8.5 (55 reviews) | Not enough data | Not enough data | 
| **Proactive Assistance** | 8.5 (55 reviews) | Not enough data | Not enough data | 
| **Decision Making** | 8.6 (54 reviews) | Not enough data | Not enough data | 

#### Search Queries

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Typo Tolerance** | 8.8 (92 reviews) | Not enough data | Not enough data | 
| **Faceted Search** | 9.1 (93 reviews) | Not enough data | Not enough data | 
| **Synonyms** | 8.7 (88 reviews) | Not enough data | Not enough data | 
| **Highlighting** | 9.1 (90 reviews) | Not enough data | Not enough data | 
| **Natural Language** | 8.9 (88 reviews) | Not enough data | Not enough data | 

#### AI powered search - Enterprise Search Software

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Generative RAG (Retrieval augmented generation)** | 9.0 (21 reviews) | Not enough data | Not enough data | 
| **Relevance Tuning** | 9.1 (21 reviews) | Not enough data | Not enough data | 
| **NLP & Semantic search** | 9.0 (21 reviews) | Not enough data | Not enough data | 

#### Functionality

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Personalization** | 8.8 (87 reviews) | Not enough data | Not enough data | 
| **Search Analytics** | 8.9 (88 reviews) | Not enough data | Not enough data | 
| **Integrations** | 9.1 (94 reviews) | Not enough data | Not enough data | 

#### Compatibility - Enterprise Search Software

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **File Types** | 9.3 (23 reviews) | Not enough data | Not enough data | 
| **Federated Search** | 9.2 (21 reviews) | Not enough data | Not enough data | 
| **Global Language Support** | 9.2 (22 reviews) | Not enough data | Not enough data | 

#### Functionality - Enterprise Search Software

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Personalization** | 9.2 (23 reviews) | Not enough data | Not enough data | 
| **Search Analytics** | 9.0 (21 reviews) | Not enough data | Not enough data | 
| **Integrations** | 9.4 (24 reviews) | Not enough data | Not enough data | 

#### Search Queries - Enterprise Search Software

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Highlighting** | 9.4 (21 reviews) | Not enough data | Not enough data | 
| **Faceted Search** | 9.1 (20 reviews) | Not enough data | Not enough data | 
| **Typo Tolerance** | 9.0 (22 reviews) | Not enough data | Not enough data | 
| **Synonyms** | 9.3 (22 reviews) | Not enough data | Not enough data | 

### Work Management

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 8.5/10 | 2603 |
| **Zoho Cliq** | N/A | N/A |
| **Mattermost** | N/A | N/A |

#### Automation

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Workflows** | 8.8 (1250 reviews) | Not enough data | Not enough data | 
| **Customization** | 8.8 (1201 reviews) | Not enough data | Not enough data | 
| **Data repository** | 8.5 (1176 reviews) | Not enough data | Not enough data | 

#### Administration

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Permissions** | 8.8 (1194 reviews) | Not enough data | Not enough data | 
| **Procedures** | 8.6 (1133 reviews) | Not enough data | Not enough data | 
| **Remote Work** | 9.4 (1355 reviews) | Not enough data | Not enough data | 

#### Project management

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Task Prioritization** | 8.7 (1168 reviews) | Not enough data | Not enough data | 
| **Dependencies** | 8.5 (1116 reviews) | Not enough data | Not enough data | 
| **Planning** | 8.6 (1138 reviews) | Not enough data | Not enough data | 
| **Views** | 8.5 (1128 reviews) | Not enough data | Not enough data | 
| **Scheduling** | 8.6 (1137 reviews) | Not enough data | Not enough data | 
| **Critical Path** | 8.3 (1094 reviews) | Not enough data | Not enough data | 
| **Dashboards** | 8.3 (1121 reviews) | Not enough data | Not enough data | 

#### Workload

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Resource Allocation** | 8.4 (1078 reviews) | Not enough data | Not enough data | 
| **Workspace** | 8.8 (1171 reviews) | Not enough data | Not enough data | 
| **Configuration** | 8.6 (1092 reviews) | Not enough data | Not enough data | 
| **Insights** | 8.5 (1088 reviews) | Not enough data | Not enough data | 

#### Communication & Collaboration

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Communication Channels** | 9.4 (1785 reviews) | Not enough data | Not enough data | 
| **Document Management** | 9.0 (1331 reviews) | Not enough data | Not enough data | 
| **Collaboration** | 9.4 (1513 reviews) | Not enough data | Not enough data | 

#### Cost Management

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Project Budgeting** | 8.0 (1069 reviews) | Not enough data | Not enough data | 
| **Time & Expense** | 8.2 (1070 reviews) | Not enough data | Not enough data | 
| **Profitability** | 8.1 (1064 reviews) | Not enough data | Not enough data | 

#### Integration

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Front Office** | 8.7 (1269 reviews) | Not enough data | Not enough data | 
| **Back Office** | 8.4 (1082 reviews) | Not enough data | Not enough data | 
| **External data** | 8.4 (1091 reviews) | Not enough data | Not enough data | 

#### Generative AI

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **AI Text Generation** | 7.5 (1026 reviews) | Not enough data | Not enough data | 
| **AI Text Summarization** | 7.7 (1046 reviews) | Not enough data | Not enough data | 

#### Agentic AI - Work Management

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Autonomous Task Execution** | 7.7 (519 reviews) | Not enough data | Not enough data | 
| **Multi-step Planning** | 7.8 (511 reviews) | Not enough data | Not enough data | 
| **Cross-system Integration** | 8.2 (545 reviews) | Not enough data | Not enough data | 
| **Natural Language Interaction** | 7.8 (516 reviews) | Not enough data | Not enough data | 

### Project Collaboration

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 8.5/10 | 1645 |
| **Zoho Cliq** | N/A | N/A |
| **Mattermost** | N/A | N/A |

#### Communication

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Chat** | 9.4 (1190 reviews) | Not enough data | Not enough data | 
| **Discussions** | 9.4 (1155 reviews) | Not enough data | Not enough data | 
| **External** | 8.8 (1057 reviews) | Not enough data | Not enough data | 
| **Feedback** | 8.9 (1038 reviews) | Not enough data | Not enough data | 
| **Announcements** | 9.1 (1055 reviews) | Not enough data | Not enough data | 

#### Content & Documents

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **File Sharing** | 9.2 (1112 reviews) | Not enough data | Not enough data | 
| **Notes** | 8.9 (1045 reviews) | Not enough data | Not enough data | 
| **Search** | 8.7 (1069 reviews) | Not enough data | Not enough data | 
| **Versioning** | 8.1 (1004 reviews) | Not enough data | Not enough data | 

#### Controls

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Custom Views** | 8.3 (989 reviews) | Not enough data | Not enough data | 
| **Followers** | 8.1 (984 reviews) | Not enough data | Not enough data | 
| **User Management** | 8.7 (999 reviews) | Not enough data | Not enough data | 
| **Calendars** | 8.4 (1005 reviews) | Not enough data | Not enough data | 
| **Public Sharing** | 8.2 (974 reviews) | Not enough data | Not enough data | 

#### Project Management

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Task Management** | 8.4 (1003 reviews) | Not enough data | Not enough data | 
| **Planning** | 8.3 (976 reviews) | Not enough data | Not enough data | 
| **Visibility** | 8.5 (986 reviews) | Not enough data | Not enough data | 
| **Integration** | 8.7 (995 reviews) | Not enough data | Not enough data | 

#### Remote Collaboration

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Alignment** | 9.0 (996 reviews) | Not enough data | Not enough data | 
| **Accountability** | 8.7 (970 reviews) | Not enough data | Not enough data | 
| **Connectivity** | 9.0 (989 reviews) | Not enough data | Not enough data | 
| **Offline Mode** | 7.8 (955 reviews) | Not enough data | Not enough data | 

#### Generative AI

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **AI Text Generation** | 7.3 (926 reviews) | Not enough data | Not enough data | 
| **AI Text Summarization** | 7.4 (928 reviews) | Not enough data | Not enough data | 

#### Agentic AI - Project Collaboration

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Multi-step Planning** | 7.5 (436 reviews) | Not enough data | Not enough data | 
| **Cross-system Integration** | 7.7 (440 reviews) | Not enough data | Not enough data | 

### Video Conferencing

| Product | Score | Reviews |
|---|---|---|
| **Slack** | N/A | N/A |
| **Zoho Cliq** | 9.0/10 | 33 |
| **Mattermost** | N/A | N/A |

#### Collaboration Tools

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Screen Sharing** | Not enough data | 9.4 (25 reviews) | Not enough data | 
| **Presentations** | Not enough data | 9.2 (24 reviews) | Not enough data | 
| **Whiteboarding** | Not enough data | 8.8 (24 reviews) | Not enough data | 
| **Live Chat** | Not enough data | 9.5 (25 reviews) | Not enough data | 
| **Hand Raising** | Not enough data | 8.7 (24 reviews) | Not enough data | 

#### Meeting Coordination

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Scheduling** | Not enough data | 8.9 (25 reviews) | Not enough data | 
| **Recording** | Not enough data | 8.5 (25 reviews) | Not enough data | 
| **Participant Permissions** | Not enough data | 9.0 (25 reviews) | Not enough data | 
| **One-Click Join** | Not enough data | 9.0 (24 reviews) | Not enough data | 

#### Software Type

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Mobile** | Not enough data | 9.3 (25 reviews) | Not enough data | 
| **Browser Application** | Not enough data | 9.2 (24 reviews) | Not enough data | 
| **Desktop Application** | Not enough data | 9.0 (24 reviews) | Not enough data | 

#### Agentic AI - Video Conferencing

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | Not enough data | 

### Audio Conferencing

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 7.6/10 | 349 |
| **Zoho Cliq** | N/A | N/A |
| **Mattermost** | N/A | N/A |

#### Agentic AI - Audio Conferencing

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Proactive Assistance** | 7.5 (277 reviews) | Not enough data | Not enough data | 
| **Decision Making** | 7.7 (278 reviews) | Not enough data | Not enough data | 

### UCaaS Platforms

| Product | Score | Reviews |
|---|---|---|
| **Slack** | N/A | N/A |
| **Zoho Cliq** | 9.2/10 | 24 |
| **Mattermost** | N/A | N/A |

#### Agentic AI - UCaaS Platforms

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | Not enough data | 

#### Extensions

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Tenancy Flexibility** | Not enough data | 9.2 (15 reviews) | Not enough data | 
| **Native VoIP** | Not enough data | 9.0 (15 reviews) | Not enough data | 
| **CCaaS Option** | Not enough data | 9.2 (15 reviews) | Not enough data | 

#### Features

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Voicemail to Email** | Not enough data | Feature Not Available | Not enough data | 
| **Voicemail to SMS** | Not enough data | Feature Not Available | Not enough data | 
| **File Sharing** | Not enough data | 9.2 (18 reviews) | Not enough data | 
| **Voice Conferencing** | Not enough data | 9.4 (16 reviews) | Not enough data | 
| **Video Conferencing** | Not enough data | 9.3 (16 reviews) | Not enough data | 
| **Conference Transcripts** | Not enough data | 8.8 (16 reviews) | Not enough data | 

### AI Note-Taking Software

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 9.1/10 | 29 |
| **Zoho Cliq** | N/A | N/A |
| **Mattermost** | N/A | N/A |

#### Action Item Detection - AI Note-taking Software

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Action Item extraction** | 8.9 (12 reviews) | Not enough data | Not enough data | 
| **Summary Generation** | 9.2 (12 reviews) | Not enough data | Not enough data | 

#### Automatic Transcription - AI Note-taking Software

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Speech-to-text Transcription** | 9.5 (14 reviews) | Not enough data | Not enough data | 

#### Collaboration & Sharing - AI Note-taking Software

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Team-based Access** | 9.3 (12 reviews) | Not enough data | Not enough data | 

#### Language & Accent Support - AI Note-taking Software

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Multi-Language and Accent Support** | 9.2 (13 reviews) | Not enough data | Not enough data | 

#### Multi-Platform Integration - AI Note-taking Software

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Integrations** | 9.0 (14 reviews) | Not enough data | Not enough data | 

#### Privacy & Security Controls - AI Note-taking Software

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Access Control** | 8.9 (14 reviews) | Not enough data | Not enough data | 

#### Searchable Note Archives - AI Note-taking Software

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Semantic Search** | 8.8 (12 reviews) | Not enough data | Not enough data | 

#### Speaker Identification - AI Note-taking Software

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Speaker Recognition** | 9.1 (13 reviews) | Not enough data | Not enough data | 

### Product Management

| Product | Score | Reviews |
|---|---|---|
| **Slack** | N/A | N/A |
| **Zoho Cliq** | N/A | N/A |
| **Mattermost** | 8.9/10 | 20 |

#### Communication

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Wiki Documentation** | Not enough data | Not enough data | 8.5 (20 reviews) | 
| **Community Forum** | Not enough data | Not enough data | 8.8 (20 reviews) | 
| **Customer Ideation** | Not enough data | Not enough data | 8.7 (19 reviews) | 

#### Planning

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Work Capacity** | Not enough data | Not enough data | 9.6 (19 reviews) | 
| **Task Ranking** | Not enough data | Not enough data | 9.6 (19 reviews) | 
| **Kanban Board** | Not enough data | Not enough data | 8.6 (19 reviews) | 
| **Custom Workflows** | 8.6 (735 reviews) | Not enough data | 8.9 (19 reviews) | 
| **Release Forecasting** | Not enough data | Not enough data | 8.6 (19 reviews) | 

#### Workflow Management

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Time Tracking** | Not enough data | Not enough data | 8.9 (19 reviews) | 
| **Progress Monitoring** | Not enough data | Not enough data | 9.0 (19 reviews) | 
| **Budgeting** | Not enough data | Not enough data | 9.0 (18 reviews) | 
| **Team Scorecard** | Not enough data | Not enough data | 8.4 (18 reviews) | 

### Knowledge Management

| Product | Score | Reviews |
|---|---|---|
| **Slack** | N/A | N/A |
| **Zoho Cliq** | N/A | N/A |
| **Mattermost** | N/A | N/A |

#### Knowledge Base

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Q & A** | Not enough data | Not enough data | Not enough data | 
| **Link Sharing** | Not enough data | Not enough data | Not enough data | 
| **Searchable** | Not enough data | Not enough data | Not enough data | 

#### Security

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Verification** | Not enough data | Not enough data | Not enough data | 
| **Role-Based Permission** | Not enough data | Not enough data | Not enough data | 
| **Public vs Private** | Not enough data | Not enough data | Not enough data | 

#### Content

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Trackable Analytics** | Not enough data | Not enough data | Not enough data | 
| **Import** | Not enough data | Not enough data | Not enough data | 
| **File Viewing** | Not enough data | Not enough data | Not enough data | 
| **Update Notifications** | Not enough data | Not enough data | Not enough data | 

#### Communication

| Feature | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Social Features** | Not enough data | Not enough data | Not enough data | 
| **Tagging ** | Not enough data | Not enough data | Not enough data | 
| **Upload ** | Not enough data | Not enough data | Not enough data | 
| **Comments** | Not enough data | Not enough data | Not enough data | 

---
## Categories
**Shared Categories (1):** [Business Instant Messaging Software](https://www.g2.com/categories/business-instant-messaging)

**Unique to Slack (9):** [Knowledge Base Software](https://www.g2.com/categories/knowledge-base-software), [Unified Workspaces Software](https://www.g2.com/categories/unified-workspaces), [Work Management Software](https://www.g2.com/categories/work-management), [Enterprise Search Software](https://www.g2.com/categories/enterprise-search-software), [Q&A Platforms ](https://www.g2.com/categories/q-a-platforms), [AI Note-Taking Software](https://www.g2.com/categories/ai-note-taking-software), [Project Collaboration Software](https://www.g2.com/categories/project-collaboration), [Workflow Management Software](https://www.g2.com/categories/workflow-management), [Audio Conferencing Software](https://www.g2.com/categories/audio-conferencing)

**Unique to Zoho Cliq (2):** [UCaaS Platforms](https://www.g2.com/categories/ucaas-platforms), [Video Conferencing Software](https://www.g2.com/categories/video-conferencing)

**Unique to Mattermost (2):** [Product Management Software](https://www.g2.com/categories/product-management-software), [Workflow Management Software](https://www.g2.com/categories/workflow-management)


---
## Reviewer Demographics

### By Company Size

| Segment | Slack | Zoho Cliq | Mattermost | 
|---|---|---|---|
| **Small-Business** | 41.0% | 53.8% | 30.2% | 
| **Mid-Market** | 40.6% | 30.4% | 37.3% | 
| **Enterprise** | 18.3% | 15.8% | 32.5% | 

### By Industry

#### Slack

- **Computer Software:** 15.4%
- **Information Technology and Services:** 13.1%
- **Marketing and Advertising:** 8.5%
- **Internet:** 4.6%
- **Financial Services:** 3.4%
- **Education Management:** 3.3%
- **Higher Education:** 3.2%
- **Non-Profit Organization Management:** 2.6%
- **Hospital & Health Care:** 2.1%
- **Retail:** 1.7%
- **Other:** 42.1%

#### Zoho Cliq

- **Information Technology and Services:** 22.8%
- **Computer Software:** 12.4%
- **Education Management:** 6.0%
- **Marketing and Advertising:** 5.6%
- **Financial Services:** 5.2%
- **Telecommunications:** 3.6%
- **Accounting:** 2.8%
- **Consumer Services:** 2.0%
- **Higher Education:** 2.0%
- **Manufacturing:** 2.0%
- **Other:** 35.6%

#### Mattermost

- **Information Technology and Services:** 21.0%
- **Computer Software:** 14.1%
- **Financial Services:** 4.6%
- **Internet:** 3.7%
- **Automotive:** 3.7%
- **Computer & Network Security:** 3.7%
- **Retail:** 3.5%
- **Telecommunications:** 3.2%
- **Education Management:** 2.6%
- **Banking:** 2.6%
- **Other:** 37.2%

---
## Alternatives

### Alternatives to Slack

- [ClickUp](https://www.g2.com/products/clickup/reviews) — 4.6/5 stars (12348 reviews)
- [monday Work Management](https://www.g2.com/products/monday-com/reviews) — 4.7/5 stars (15352 reviews)
- [Confluence](https://www.g2.com/products/confluence/reviews) — 4.1/5 stars (4349 reviews)
- [Swit](https://www.g2.com/products/swit/reviews) — 4.7/5 stars (361 reviews)
- [Asana](https://www.g2.com/products/asana/reviews) — 4.4/5 stars (13625 reviews)
- [Wrike](https://www.g2.com/products/wrike/reviews) — 4.2/5 stars (4530 reviews)
- [Smartsheet](https://www.g2.com/products/smartsheet/reviews) — 4.4/5 stars (22001 reviews)
- [Zoom Workplace](https://www.g2.com/products/zoom-workplace/reviews) — 4.5/5 stars (56365 reviews)
- [Microsoft Teams](https://www.g2.com/products/microsoft-teams/reviews) — 4.4/5 stars (18841 reviews)
- [Notion](https://www.g2.com/products/notion/reviews) — 4.6/5 stars (11784 reviews)

### Alternatives to Zoho Cliq

- [Microsoft Teams](https://www.g2.com/products/microsoft-teams/reviews) — 4.4/5 stars (18841 reviews)
- [Rocket.Chat](https://www.g2.com/products/rocket-chat/reviews) — 4.2/5 stars (374 reviews)
- [Zoom Workplace](https://www.g2.com/products/zoom-workplace/reviews) — 4.5/5 stars (56365 reviews)
- [Google Workspace](https://www.g2.com/products/google-workspace/reviews) — 4.6/5 stars (47949 reviews)
- [Webex Suite](https://www.g2.com/products/cisco-webex-suite/reviews) — 4.2/5 stars (18887 reviews)
- [RingCentral Video](https://www.g2.com/products/ringcentral-video/reviews) — 4.2/5 stars (503 reviews)
- [GoTo Meeting](https://www.g2.com/products/goto-meeting/reviews) — 4.2/5 stars (17095 reviews)
- [ClickUp](https://www.g2.com/products/clickup/reviews) — 4.6/5 stars (12348 reviews)
- [Bitrix24](https://www.g2.com/products/bitrix24/reviews) — 4.1/5 stars (608 reviews)
- [Swit](https://www.g2.com/products/swit/reviews) — 4.7/5 stars (361 reviews)

### Alternatives to Mattermost

- [Microsoft Teams](https://www.g2.com/products/microsoft-teams/reviews) — 4.4/5 stars (18841 reviews)
- [Rocket.Chat](https://www.g2.com/products/rocket-chat/reviews) — 4.2/5 stars (374 reviews)
- [Webex Suite](https://www.g2.com/products/cisco-webex-suite/reviews) — 4.2/5 stars (18887 reviews)
- [ClickUp](https://www.g2.com/products/clickup/reviews) — 4.6/5 stars (12348 reviews)
- [Flock](https://www.g2.com/products/flock/reviews) — 4.4/5 stars (301 reviews)
- [Zulip](https://www.g2.com/products/zulip/reviews) — 4.6/5 stars (117 reviews)
- [Element](https://www.g2.com/products/element-io/reviews) — 4.2/5 stars (43 reviews)
- [Google Workspace](https://www.g2.com/products/google-workspace/reviews) — 4.6/5 stars (47949 reviews)
- [Zoom Workplace](https://www.g2.com/products/zoom-workplace/reviews) — 4.5/5 stars (56365 reviews)
- [RingCentral Video](https://www.g2.com/products/ringcentral-video/reviews) — 4.2/5 stars (503 reviews)

---
## Top Discussions

### Slack

- Title: [How do I delete a channel in slack?](https://www.g2.com/discussions/10278-how-do-i-delete-a-channel-in-slack) — 47 comments, 8 upvotes
  > **Top comment:** "Currently, Slack has disabled deleting a channel, you can only archive it if you created it."
- Title: [What does slack software do?](https://www.g2.com/discussions/what-does-slack-software-do) — 28 comments, 1 upvote
  > **Top comment:** "Slack is a messaging software perfect for companies, it allows you to create channels (groups), it let's you answer to messages in threads and react to..."
- Title: [What is Slack used for?](https://www.g2.com/discussions/what-is-slack-used-for) — 22 comments, 7 upvotes
  > **Top comment:** "It connect us with the people no matter where we are through messaging and calls."
- Title: [What integrations have you found most effective for streamlining communication in Slack?](https://www.g2.com/discussions/what-integrations-have-you-found-most-effective-for-streamlining-communication-in-slack) — 20 comments, 4 upvotes
  > **Top comment:** "Microsoft Outlook, Google Suite"
- Title: [Is Slack a good tool?](https://www.g2.com/discussions/is-slack-a-good-tool) — 19 comments, 22 upvotes
  > **Top comment:** "Yes it is a good tool. I am using it for a couple of years.  "

### Zoho Cliq

- Title: [What is Zoho platform?](https://www.g2.com/discussions/what-is-zoho-platform) — 2 comments
  > **Top comment:** "A suite of tools for both online and app access with which you can manage multiple intrinsic functionalities of communication, documents, information..."
- Title: [What is Zoho Cliq used for?](https://www.g2.com/discussions/what-is-zoho-cliq-used-for) — 1 comment, 2 upvotes
  > **Top comment:** "Zoho Cliq is a versatile team communication and collaboration platform. It's like your virtual office, where teams can chat, share files, and work together..."
- Title: [What is Zoho connect?](https://www.g2.com/discussions/zoho-cliq-what-is-zoho-connect) — 1 comment *(includes official response)*
  > **Top comment:** "Zoho Connect is an intranet social networking solution that promotes employee engagement within organizations. On the other hand, Zoho Cliq is a business..."
- Title: [How do I use Zoho Cliq?](https://www.g2.com/discussions/how-do-i-use-zoho-cliq) — 1 comment *(includes official response)*
  > **Top comment:** "To begin using Zoho Cliq, first, you'll need to sign up for an account. You can find detailed instructions on how to do this in this help..."
- Title: [What is Zoho Cliq?](https://www.g2.com/discussions/what-is-zoho-cliq) — 1 comment
  > **Top comment:** "Zoho Cliq is an facility provided when you get ZohoMail. This is free add-on by Zoho. On Zoho Cliq is a one can chat, do audio and video calls free of cost...."

### Mattermost

- Title: [What is Mattermost used for?](https://www.g2.com/discussions/what-is-mattermost-used-for) — 3 comments
  > **Top comment:** "Mattermost is used primarily as a chat platform."
- Title: [What is Mattermost used for?](https://www.g2.com/discussions/mattermost-what-is-mattermost-used-for) — 2 comments
  > **Top comment:** "For business & professional communications mostly. You can say opensource slack."
- Title: [Is Slack a Mattermost?](https://www.g2.com/discussions/is-slack-a-mattermost) — 2 comments
  > **Top comment:** "Slack is not “Mattermost”. But Mattermost in same category, and best open-source alternative to slack with more features."
- Title: [Is Mattermost secure?](https://www.g2.com/discussions/is-mattermost-secure) — 2 comments
  > **Top comment:** "Yes, I have used it for long and it’s the most secure BIM tool that I have ever used!"
- Title: [when are you going to improve its UI?](https://www.g2.com/discussions/when-are-you-going-to-improve-its-ui) — 2 comments, 1 upvote
  > **Top comment:** "Good news, it's opensource so you can fork it yourself:
https://github.com/mattermost
"

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/slack-vs-zoho-cliq-vs-mattermost)