# Slack, Viva Engage, Guru vs Bloomfire Comparison

| | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Star Rating** | 4.5 out of 5 | 3.6 out of 5 | 4.7 out of 5 | 4.6 out of 5 | 
| **Total Reviews** | 39,088 | 1,441 | 2,318 | 513 | 
| **Largest Market Segment** | Small-Business (41.0% of reviews) | Enterprise (59.6% of reviews) | Mid-Market (56.5% of reviews) | Mid-Market (52.7% of reviews) | 
| **Entry Level Price** | $0.00 | No pricing available | Contact Us | Contact Us 25 Users Per Year | 

---
## Top Pros & Cons

### Slack

Pros:
- Ease of Use (3483 reviews)
- Team Collaboration (3150 reviews)

Cons:
- Notification Issues (1137 reviews)
- Missing Features (941 reviews)

### Viva Engage

Pros:
- Ease of Use (3 reviews)
- Sharing Ease (3 reviews)

Cons:
- Distraction (2 reviews)
- Lack of Notifications (2 reviews)

### Guru

Pros:
- Ease of Use (726 reviews)
- Helpful (418 reviews)

Cons:
- Search Functionality (148 reviews)
- Inefficient Search (146 reviews)

### Bloomfire

Pros:
- Ease of Use (28 reviews)
- AI Features (13 reviews)

Cons:
- Inefficient Search (7 reviews)
- Inefficient Search Functionality (5 reviews)

---
## Ratings Comparison
| Rating | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
  | **Meets Requirements** | 9.2 (31659 reviews) | 7.9 (1264 reviews) | 9.3 (1884 reviews) | 9.0 (413 reviews) | 
  | **Ease of Use** | 9.2 (32518 reviews) | 8.1 (1280 reviews) | 9.3 (1906 reviews) | 9.1 (416 reviews) | 
  | **Ease of Setup** | 9.2 (8831 reviews) | 8.3 (178 reviews) | 9.3 (919 reviews) | 8.9 (178 reviews) | 
  | **Ease of Admin** | 8.9 (5450 reviews) | 7.7 (166 reviews) | 9.0 (475 reviews) | 8.9 (157 reviews) | 
  | **Quality of Support** | 8.8 (22038 reviews) | 7.8 (757 reviews) | 9.4 (1482 reviews) | 9.2 (325 reviews) | 
  | **Has the product been a good partner in doing business?** | 9.1 (4931 reviews) | 7.8 (147 reviews) | 9.4 (428 reviews) | 9.1 (144 reviews) | 
  | **Product Direction (% positive)** | 8.7 (30864 reviews) | 6.0 (1264 reviews) | 9.2 (1781 reviews) | 8.2 (397 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

### Viva Engage

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### Guru

#### Entry-Level Pricing

Plan: AI Source of Truth Platform

Price: Contact Us

Description: Guru is an enterprise AI knowledge platform paired with expert guidance to design, implement, and optimize your AI knowledge strategy.

Every deployment is tailored to your organization’s scale, knowledge complexity, and AI maturity—so your teams and AI tools get trusted, permission-aware answers from day one.

Key Features:
- AI Knowledge Platform
- Knowledge Quality & Automation
- Enterprise Governance & Security

[Learn more about Guru](https://www.g2.com/products/guru/reviews)

#### Free Trial

Yes

### Bloomfire

#### Entry-Level Pricing

Plan: Team

Price: Contact Us 25 Users Per Year

Description: Single Team Access - For teams just starting out with knowledge management

Key Features:
- Quickly build content and capture expertise with intuitive authoring tools and automated deep indexing
- Find relevant answers and results instantly with Bloomfire’s AI-powered search and discovery engine
- Meet your team where they work to foster collaboration and effortlessly share knowledge

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

#### Free Trial

No

---
## Features Comparison By Category

### Team Collaboration

| Product | Score | Reviews |
|---|---|---|
| **Slack** | N/A | N/A |
| **Viva Engage** | N/A | N/A |
| **Guru** | N/A | N/A |
| **Bloomfire** | N/A | N/A |

#### Communication

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Status Updates** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Instant Messaging** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Activity Feed** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Notifications** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Comments and Voting** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Discussions** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **User Directory** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Online Status of Coworkers** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### Content Management

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **File Sharing** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Document Collaboration** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Version Control** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Tagging** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Knowledge Base** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Surveys** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### Productivity Tools

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Task Management** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Calendar** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Search** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Mobile** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Multi-Language Support** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### Administration

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Moderation** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **User, Role, and Access Management** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Performance and Reliability** | Not enough data | Not enough data | Not enough data | Not enough data | 

### Insight Engines

| Product | Score | Reviews |
|---|---|---|
| **Slack** | N/A | N/A |
| **Viva Engage** | N/A | N/A |
| **Guru** | 9.4/10 | 137 |
| **Bloomfire** | 9.0/10 | 10 |

#### Content Management

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Data Centralization - Insight Engines** | Not enough data | Not enough data | 9.6 (86 reviews) | 9.8 (8 reviews) | 
| **Archiving - Insight Engines** | Not enough data | Not enough data | 9.6 (87 reviews) | 9.7 (6 reviews) | 
| **Search Analysis - Insight Engines** | Not enough data | Not enough data | 9.5 (83 reviews) | 9.8 (7 reviews) | 

#### Content Discovery

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Search Interface - Insight Engines** | Not enough data | Not enough data | 9.4 (87 reviews) | 9.0 (7 reviews) | 
| **AI Functionality - Insight Engines** | Not enough data | Not enough data | 9.5 (85 reviews) | 9.2 (6 reviews) | 
| **NLP Functionality - Insight Engines** | Not enough data | Not enough data | 9.5 (82 reviews) | 8.6 (6 reviews) | 
| **Data Mining - Insight Engines** | Not enough data | Not enough data | 9.2 (83 reviews) | 8.6 (6 reviews) | 
| **Structured Navigation - Insight Engines** | Not enough data | Not enough data | 9.6 (81 reviews) | 8.6 (6 reviews) | 
| **Machine Learning - Insight Engines** | Not enough data | Not enough data | 9.5 (82 reviews) | 9.3 (5 reviews) | 

#### Generative AI

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **AI Text Generation** | Not enough data | Not enough data | 9.3 (43 reviews) | 8.0 (5 reviews) | 
| **AI Text Summarization** | Not enough data | Not enough data | 9.4 (45 reviews) | 8.7 (5 reviews) | 

### Business Instant Messaging

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 8.2/10 | 16039 |
| **Viva Engage** | N/A | N/A |
| **Guru** | N/A | N/A |
| **Bloomfire** | N/A | N/A |

#### Business Instant Messaging

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **File Sharing** | 9.1 (13985 reviews) | Not enough data | Not enough data | Not enough data | 
| **Notifications** | 9.0 (14518 reviews) | Not enough data | Not enough data | Not enough data | 
| **Search** | 8.6 (13810 reviews) | Not enough data | Not enough data | Not enough data | 

#### Business Instant Messaging 

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Audio Conferencing** | 8.5 (10256 reviews) | Not enough data | Not enough data | Not enough data | 
| **Video Conferencing** | 8.1 (9589 reviews) | Not enough data | Not enough data | Not enough data | 

#### Business Instant Messaging

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Mobile Application** | 9.1 (13691 reviews) | Not enough data | Not enough data | Not enough data | 
| **Web Application** | 9.2 (13294 reviews) | Not enough data | Not enough data | Not enough data | 
| **Integrations** | 9.0 (11845 reviews) | Not enough data | Not enough data | Not enough data | 

#### Generative AI - Business Instant Messaging

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Text Summarization** | 7.5 (1485 reviews) | Not enough data | Not enough data | Not enough data | 

#### AI - Business Instant Messaging

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **AI Powered Search** | 7.5 (1466 reviews) | Not enough data | Not enough data | Not enough data | 
| **Smart Notifications** | 7.9 (1475 reviews) | Not enough data | Not enough data | Not enough data | 
| **AI Powered Language Translation** | 7.4 (1446 reviews) | Not enough data | Not enough data | Not enough data | 
| **Content Generation** | 7.4 (1448 reviews) | Not enough data | Not enough data | Not enough data | 

#### Agentic AI - Business Instant Messaging

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Cross-system Integration** | 7.7 (877 reviews) | Not enough data | Not enough data | Not enough data | 
| **Natural Language Interaction** | 7.7 (861 reviews) | Not enough data | Not enough data | Not enough data | 

### Contact Center Knowledge Base

| Product | Score | Reviews |
|---|---|---|
| **Slack** | N/A | N/A |
| **Viva Engage** | N/A | N/A |
| **Guru** | 9.3/10 | 916 |
| **Bloomfire** | 8.9/10 | 99 |

#### Administration

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Database Management ** | Not enough data | Not enough data | 9.3 (640 reviews) | 9.2 (58 reviews) | 
| **Data Workflows** | Not enough data | Not enough data | 9.2 (635 reviews) | 9.2 (58 reviews) | 
| **Issue Management** | Not enough data | Not enough data | 9.2 (630 reviews) | 8.8 (56 reviews) | 

#### Knowledge Management

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Knowledge Base** | Not enough data | Not enough data | 9.7 (757 reviews) | 9.2 (84 reviews) | 
| **Publishing Workflows** | Not enough data | Not enough data | 9.3 (704 reviews) | 9.1 (68 reviews) | 
| **Analytics** | Not enough data | Not enough data | 9.2 (668 reviews) | 8.9 (66 reviews) | 

#### Compliance

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Policies and Controls** | Not enough data | Not enough data | 9.3 (650 reviews) | 9.1 (60 reviews) | 
| **Data Governance** | Not enough data | Not enough data | 9.3 (621 reviews) | 8.8 (56 reviews) | 
| **Compliance** | Not enough data | Not enough data | 9.3 (618 reviews) | 9.0 (54 reviews) | 
| **Auditing** | Not enough data | Not enough data | 9.2 (596 reviews) | 8.7 (52 reviews) | 

#### Customer Support

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Intelligent Search** | Not enough data | Not enough data | 9.2 (725 reviews) | 8.8 (84 reviews) | 
| **Suggestions** | Not enough data | Not enough data | 9.2 (685 reviews) | 8.8 (73 reviews) | 
| **Decision Trees** | Not enough data | Not enough data | 9.1 (613 reviews) | 8.7 (64 reviews) | 

#### Data Security

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Risk Data Attributes** | Not enough data | Not enough data | 9.2 (598 reviews) | 8.9 (50 reviews) | 
| **Data Transport** | Not enough data | Not enough data | 9.3 (592 reviews) | 8.8 (52 reviews) | 
| **Access Management** | Not enough data | Not enough data | 9.3 (615 reviews) | 9.2 (54 reviews) | 
| **Multi-Factor Authentication** | Not enough data | Not enough data | 9.2 (598 reviews) | 8.6 (56 reviews) | 

#### Administration

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Integrations** | Not enough data | Not enough data | 9.2 (645 reviews) | 8.4 (62 reviews) | 
| **User, Role, and Access Management** | Not enough data | Not enough data | 9.3 (666 reviews) | 8.9 (69 reviews) | 
| **Performance and Reliability** | Not enough data | Not enough data | 9.5 (733 reviews) | 9.0 (76 reviews) | 

#### Generative AI

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **AI Text Summarization** | Not enough data | Not enough data | 9.1 (456 reviews) | 9.2 (17 reviews) | 

### Workflow Management

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 8.4/10 | 907 |
| **Viva Engage** | N/A | N/A |
| **Guru** | N/A | N/A |
| **Bloomfire** | N/A | N/A |

#### Setup

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Activities** | 9.1 (678 reviews) | Not enough data | Not enough data | Not enough data | 
| **Flows** | 8.9 (675 reviews) | Not enough data | Not enough data | Not enough data | 
| **Dependencies** | 8.7 (649 reviews) | Not enough data | Not enough data | Not enough data | 
| **Notifications** | 8.9 (689 reviews) | Not enough data | Not enough data | Not enough data | 

#### Management

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Updates** | 9.0 (664 reviews) | Not enough data | Not enough data | Not enough data | 
| **Audit Trail** | 8.7 (641 reviews) | Not enough data | Not enough data | Not enough data | 
| **Integration** | 8.9 (661 reviews) | Not enough data | Not enough data | Not enough data | 

#### Generative AI

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **AI Text Generation** | 7.7 (557 reviews) | Not enough data | Not enough data | Not enough data | 

#### Agentic AI - Workflow Management

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Autonomous Task Execution** | 7.7 (276 reviews) | Not enough data | Not enough data | Not enough data | 
| **Multi-step Planning** | 7.9 (272 reviews) | Not enough data | Not enough data | Not enough data | 
| **Cross-system Integration** | 8.1 (281 reviews) | Not enough data | Not enough data | Not enough data | 
| **Adaptive Learning** | 7.9 (278 reviews) | Not enough data | Not enough data | Not enough data | 
| **Natural Language Interaction** | 7.9 (277 reviews) | Not enough data | Not enough data | Not enough data | 
| **Proactive Assistance** | 7.9 (278 reviews) | Not enough data | Not enough data | Not enough data | 
| **Decision Making** | 8.0 (281 reviews) | Not enough data | Not enough data | Not enough data | 

### Q&A Platforms

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 8.8/10 | 411 |
| **Viva Engage** | N/A | N/A |
| **Guru** | N/A | N/A |
| **Bloomfire** | 9.4/10 | 115 |

#### Account Options

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Single Sign-On (SSO)** | 9.2 (286 reviews) | Not enough data | Not enough data | 9.5 (86 reviews) | 
| **Social Login** | 8.4 (278 reviews) | Not enough data | Not enough data | 8.8 (60 reviews) | 
| **Reputation System** | 8.6 (269 reviews) | Not enough data | Not enough data | 9.1 (66 reviews) | 
| **Topic Subscription** | 8.7 (275 reviews) | Not enough data | Not enough data | 9.3 (74 reviews) | 
| **Bookmarking** | 8.9 (285 reviews) | Not enough data | Not enough data | 9.5 (90 reviews) | 
| **History** | 8.9 (280 reviews) | Not enough data | Not enough data | 9.7 (83 reviews) | 

#### Q&A Tools

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Tags** | 9.1 (284 reviews) | Not enough data | Not enough data | 9.5 (92 reviews) | 
| **Commenting System** | 9.1 (279 reviews) | Not enough data | Not enough data | 9.5 (98 reviews) | 
| **Notifications** | 9.1 (285 reviews) | Not enough data | Not enough data | 9.4 (98 reviews) | 
| **Voting** | 8.7 (271 reviews) | Not enough data | Not enough data | Feature Not Available | 
| **Integrations** | 9.0 (281 reviews) | Not enough data | Not enough data | 9.4 (63 reviews) | 
| **Knowledge Integrations** | 8.9 (273 reviews) | Not enough data | Not enough data | 9.1 (25 reviews) | 
| **Embedding** | 8.6 (267 reviews) | Not enough data | Not enough data | 9.4 (22 reviews) | 
| **Formatting** | 8.9 (271 reviews) | Not enough data | Not enough data | 9.3 (24 reviews) | 
| **Analytics** | 8.5 (266 reviews) | Not enough data | Not enough data | 9.5 (24 reviews) | 

### Knowledge Base

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 8.3/10 | 498 |
| **Viva Engage** | N/A | N/A |
| **Guru** | 9.1/10 | 876 |
| **Bloomfire** | 8.8/10 | 143 |

#### Knowledge Pages

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Templates** | 8.4 (343 reviews) | Not enough data | 9.0 (654 reviews) | 9.0 (83 reviews) | 
| **In-Content Feedback** | 8.3 (343 reviews) | Not enough data | 9.1 (611 reviews) | 9.0 (98 reviews) | 
| **Versioning and Version History** | 8.1 (332 reviews) | Not enough data | 9.1 (653 reviews) | 8.9 (89 reviews) | 
| **Decision Trees** | 8.1 (330 reviews) | Not enough data | 8.9 (551 reviews) | 8.6 (71 reviews) | 
| **Duplicate Detection** | 7.9 (325 reviews) | Not enough data | 8.9 (510 reviews) | 7.6 (48 reviews) | 
| **Content Editor** | 8.4 (330 reviews) | Not enough data | 9.1 (522 reviews) | 8.6 (50 reviews) | 

#### Knowledge Dissemination

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Page Analytics** | 8.2 (321 reviews) | Not enough data | 9.0 (639 reviews) | 9.0 (89 reviews) | 
| **Permissions** | 8.7 (329 reviews) | Not enough data | 9.1 (634 reviews) | 9.0 (97 reviews) | 
| **Knowledge Sharing** | 9.0 (338 reviews) | Not enough data | 9.5 (711 reviews) | 9.4 (107 reviews) | 
| **Notifications** | 8.9 (338 reviews) | Not enough data | 9.2 (682 reviews) | 9.2 (104 reviews) | 
| **Advanced Search** | 8.3 (330 reviews) | Not enough data | 9.2 (546 reviews) | 9.1 (58 reviews) | 
| **Browser Extension** | 8.2 (319 reviews) | Not enough data | 9.2 (550 reviews) | 8.6 (48 reviews) | 
| **Organization** | 8.7 (335 reviews) | Not enough data | 9.4 (556 reviews) | 9.1 (53 reviews) | 
| **Other Integrations** | 8.6 (324 reviews) | Not enough data | 9.0 (527 reviews) | 8.3 (45 reviews) | 
| **Knowledge Integrations** | 8.6 (315 reviews) | Not enough data | 9.2 (531 reviews) | 8.4 (51 reviews) | 

#### Agentic AI - Knowledge Base

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Adaptive Learning** | 7.9 (197 reviews) | Not enough data | 8.7 (77 reviews) | 8.9 (9 reviews) | 
| **Natural Language Interaction** | 7.9 (199 reviews) | Not enough data | 8.9 (77 reviews) | 9.2 (10 reviews) | 
| **Proactive Assistance** | 7.8 (197 reviews) | Not enough data | 8.9 (78 reviews) | 8.9 (9 reviews) | 

### Unified Workspaces

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 8.3/10 | 1028 |
| **Viva Engage** | N/A | N/A |
| **Guru** | N/A | N/A |
| **Bloomfire** | N/A | N/A |

#### Login Options 

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Single Sign-On (SSO)** | 9.1 (776 reviews) | Not enough data | Not enough data | Not enough data | 
| **Password Saver** | 8.5 (738 reviews) | Not enough data | Not enough data | Not enough data | 

#### Productivity

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Email Client** | 8.0 (727 reviews) | Not enough data | Not enough data | Not enough data | 
| **Split Screen** | 8.3 (732 reviews) | Not enough data | Not enough data | Not enough data | 
| **Activity Feed** | 8.6 (740 reviews) | Not enough data | Not enough data | Not enough data | 
| **Virtual Assistant** | 7.9 (714 reviews) | Not enough data | Not enough data | Not enough data | 
| **Analytics and Reporting** | 7.9 (707 reviews) | Not enough data | Not enough data | Not enough data | 

#### Customization 

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Custom Workflows** | 8.6 (737 reviews) | Not enough data | Not enough data | Not enough data | 
| **Multiple Workspaces** | 9.0 (757 reviews) | Not enough data | Not enough data | Not enough data | 
| **Custom Application Integration** | 8.7 (718 reviews) | Not enough data | Not enough data | Not enough data | 

#### Agentic AI - Unified Workspaces

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Autonomous Task Execution** | 7.5 (403 reviews) | Not enough data | Not enough data | Not enough data | 
| **Adaptive Learning** | 7.6 (400 reviews) | Not enough data | Not enough data | Not enough data | 

### Enterprise Search Software

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 9.0/10 | 143 |
| **Viva Engage** | N/A | N/A |
| **Guru** | 9.2/10 | 127 |
| **Bloomfire** | N/A | N/A |

#### Compatibility

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Federated Search** | 9.0 (96 reviews) | Not enough data | 9.3 (74 reviews) | Not enough data | 
| **File Types** | 9.0 (98 reviews) | Not enough data | 9.1 (72 reviews) | Not enough data | 
| **Global Language Support** | 8.9 (89 reviews) | Not enough data | 9.1 (75 reviews) | Not enough data | 

#### Agentic AI - Enterprise Search Software

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Autonomous Task Execution** | 8.4 (57 reviews) | Not enough data | 8.9 (24 reviews) | Not enough data | 
| **Multi-step Planning** | 8.3 (54 reviews) | Not enough data | 8.9 (25 reviews) | Not enough data | 
| **Cross-system Integration** | 8.9 (55 reviews) | Not enough data | 9.2 (25 reviews) | Not enough data | 
| **Adaptive Learning** | 8.5 (55 reviews) | Not enough data | 9.0 (24 reviews) | Not enough data | 
| **Proactive Assistance** | 8.5 (55 reviews) | Not enough data | 8.9 (25 reviews) | Not enough data | 
| **Decision Making** | 8.6 (54 reviews) | Not enough data | 8.8 (24 reviews) | Not enough data | 

#### Search Queries

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Typo Tolerance** | 8.8 (92 reviews) | Not enough data | 9.4 (73 reviews) | Not enough data | 
| **Faceted Search** | 9.0 (94 reviews) | Not enough data | 9.4 (76 reviews) | Not enough data | 
| **Synonyms** | 8.7 (88 reviews) | Not enough data | 9.3 (72 reviews) | Not enough data | 
| **Highlighting** | 9.1 (90 reviews) | Not enough data | 9.4 (69 reviews) | Not enough data | 
| **Natural Language** | 8.9 (88 reviews) | Not enough data | 9.2 (74 reviews) | Not enough data | 

#### AI powered search - Enterprise Search Software

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Generative RAG (Retrieval augmented generation)** | 9.0 (21 reviews) | Not enough data | 9.0 (19 reviews) | Not enough data | 
| **Relevance Tuning** | 9.1 (21 reviews) | Not enough data | 9.1 (18 reviews) | Not enough data | 
| **NLP & Semantic search** | 9.0 (21 reviews) | Not enough data | 9.1 (18 reviews) | Not enough data | 

#### Functionality

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Personalization** | 8.8 (87 reviews) | Not enough data | 9.2 (74 reviews) | Not enough data | 
| **Search Analytics** | 8.9 (88 reviews) | Not enough data | 9.4 (75 reviews) | Not enough data | 
| **Integrations** | 9.1 (94 reviews) | Not enough data | 9.3 (80 reviews) | Not enough data | 

#### Compatibility - Enterprise Search Software

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **File Types** | 9.3 (23 reviews) | Not enough data | 9.2 (18 reviews) | Not enough data | 
| **Federated Search** | 9.2 (21 reviews) | Not enough data | 9.6 (19 reviews) | Not enough data | 
| **Global Language Support** | 9.2 (22 reviews) | Not enough data | 8.7 (18 reviews) | Not enough data | 

#### Functionality - Enterprise Search Software

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Personalization** | 9.2 (23 reviews) | Not enough data | 9.2 (19 reviews) | Not enough data | 
| **Search Analytics** | 9.0 (21 reviews) | Not enough data | 9.6 (19 reviews) | Not enough data | 
| **Integrations** | 9.4 (24 reviews) | Not enough data | 9.4 (20 reviews) | Not enough data | 

#### Search Queries - Enterprise Search Software

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Highlighting** | 9.4 (21 reviews) | Not enough data | 9.6 (19 reviews) | Not enough data | 
| **Faceted Search** | 9.1 (20 reviews) | Not enough data | 8.9 (19 reviews) | Not enough data | 
| **Typo Tolerance** | 9.0 (22 reviews) | Not enough data | 9.5 (19 reviews) | Not enough data | 
| **Synonyms** | 9.3 (22 reviews) | Not enough data | 9.8 (18 reviews) | Not enough data | 

### Work Management

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 8.5/10 | 2673 |
| **Viva Engage** | N/A | N/A |
| **Guru** | N/A | N/A |
| **Bloomfire** | N/A | N/A |

#### Automation

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Workflows** | 8.9 (1251 reviews) | Not enough data | Not enough data | Not enough data | 
| **Customization** | 8.8 (1206 reviews) | Not enough data | Not enough data | Not enough data | 
| **Data repository** | 8.5 (1181 reviews) | Not enough data | Not enough data | Not enough data | 

#### Administration

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Permissions** | 8.8 (1200 reviews) | Not enough data | Not enough data | Not enough data | 
| **Procedures** | 8.6 (1134 reviews) | Not enough data | Not enough data | Not enough data | 
| **Remote Work** | 9.4 (1375 reviews) | Not enough data | Not enough data | Not enough data | 

#### Project management

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Task Prioritization** | 8.7 (1169 reviews) | Not enough data | Not enough data | Not enough data | 
| **Dependencies** | 8.5 (1116 reviews) | Not enough data | Not enough data | Not enough data | 
| **Planning** | 8.6 (1140 reviews) | Not enough data | Not enough data | Not enough data | 
| **Views** | 8.5 (1128 reviews) | Not enough data | Not enough data | Not enough data | 
| **Scheduling** | 8.6 (1139 reviews) | Not enough data | Not enough data | Not enough data | 
| **Critical Path** | 8.3 (1095 reviews) | Not enough data | Not enough data | Not enough data | 
| **Dashboards** | 8.3 (1121 reviews) | Not enough data | Not enough data | Not enough data | 

#### Workload

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Resource Allocation** | 8.4 (1077 reviews) | Not enough data | Not enough data | Not enough data | 
| **Workspace** | 8.8 (1173 reviews) | Not enough data | Not enough data | Not enough data | 
| **Configuration** | 8.6 (1093 reviews) | Not enough data | Not enough data | Not enough data | 
| **Insights** | 8.5 (1088 reviews) | Not enough data | Not enough data | Not enough data | 

#### Communication & Collaboration

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Communication Channels** | 9.4 (1815 reviews) | Not enough data | Not enough data | Not enough data | 
| **Document Management** | 9.0 (1346 reviews) | Not enough data | Not enough data | Not enough data | 
| **Collaboration** | 9.4 (1533 reviews) | Not enough data | Not enough data | Not enough data | 

#### Cost Management

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Project Budgeting** | 8.0 (1069 reviews) | Not enough data | Not enough data | Not enough data | 
| **Time & Expense** | 8.2 (1070 reviews) | Not enough data | Not enough data | Not enough data | 
| **Profitability** | 8.1 (1064 reviews) | Not enough data | Not enough data | Not enough data | 

#### Integration

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Front Office** | 8.7 (1285 reviews) | Not enough data | Not enough data | Not enough data | 
| **Back Office** | 8.4 (1082 reviews) | Not enough data | Not enough data | Not enough data | 
| **External data** | 8.4 (1093 reviews) | Not enough data | Not enough data | Not enough data | 

#### Generative AI

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **AI Text Generation** | 7.5 (1026 reviews) | Not enough data | Not enough data | Not enough data | 
| **AI Text Summarization** | 7.7 (1048 reviews) | Not enough data | Not enough data | Not enough data | 

#### Agentic AI - Work Management

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Autonomous Task Execution** | 7.7 (520 reviews) | Not enough data | Not enough data | Not enough data | 
| **Multi-step Planning** | 7.8 (511 reviews) | Not enough data | Not enough data | Not enough data | 
| **Cross-system Integration** | 8.2 (550 reviews) | Not enough data | Not enough data | Not enough data | 
| **Natural Language Interaction** | 7.8 (516 reviews) | Not enough data | Not enough data | Not enough data | 

### Project Collaboration

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 8.5/10 | 1659 |
| **Viva Engage** | N/A | N/A |
| **Guru** | N/A | N/A |
| **Bloomfire** | N/A | N/A |

#### Communication

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Chat** | 9.5 (1195 reviews) | Not enough data | Not enough data | Not enough data | 
| **Discussions** | 9.4 (1150 reviews) | Not enough data | Not enough data | Not enough data | 
| **External** | 8.8 (1056 reviews) | Not enough data | Not enough data | Not enough data | 
| **Feedback** | 8.9 (1036 reviews) | Not enough data | Not enough data | Not enough data | 
| **Announcements** | 9.1 (1050 reviews) | Not enough data | Not enough data | Not enough data | 

#### Content & Documents

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **File Sharing** | 9.2 (1113 reviews) | Not enough data | Not enough data | Not enough data | 
| **Notes** | 8.9 (1045 reviews) | Not enough data | Not enough data | Not enough data | 
| **Search** | 8.7 (1072 reviews) | Not enough data | Not enough data | Not enough data | 
| **Versioning** | 8.1 (1001 reviews) | Not enough data | Not enough data | Not enough data | 

#### Controls

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Custom Views** | 8.3 (987 reviews) | Not enough data | Not enough data | Not enough data | 
| **Followers** | 8.1 (982 reviews) | Not enough data | Not enough data | Not enough data | 
| **User Management** | 8.7 (997 reviews) | Not enough data | Not enough data | Not enough data | 
| **Calendars** | 8.4 (1006 reviews) | Not enough data | Not enough data | Not enough data | 
| **Public Sharing** | 8.2 (973 reviews) | Not enough data | Not enough data | Not enough data | 

#### Project Management

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Task Management** | 8.4 (1000 reviews) | Not enough data | Not enough data | Not enough data | 
| **Planning** | 8.3 (974 reviews) | Not enough data | Not enough data | Not enough data | 
| **Visibility** | 8.5 (980 reviews) | Not enough data | Not enough data | Not enough data | 
| **Integration** | 8.7 (993 reviews) | Not enough data | Not enough data | Not enough data | 

#### Remote Collaboration

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Alignment** | 9.0 (995 reviews) | Not enough data | Not enough data | Not enough data | 
| **Accountability** | 8.7 (968 reviews) | Not enough data | Not enough data | Not enough data | 
| **Connectivity** | 9.0 (988 reviews) | Not enough data | Not enough data | Not enough data | 
| **Offline Mode** | 7.8 (952 reviews) | Not enough data | Not enough data | Not enough data | 

#### Generative AI

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **AI Text Generation** | 7.3 (924 reviews) | Not enough data | Not enough data | Not enough data | 
| **AI Text Summarization** | 7.4 (928 reviews) | Not enough data | Not enough data | Not enough data | 

#### Agentic AI - Project Collaboration

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Multi-step Planning** | 7.5 (436 reviews) | Not enough data | Not enough data | Not enough data | 
| **Cross-system Integration** | 7.7 (439 reviews) | Not enough data | Not enough data | Not enough data | 

### AI Agents For Business Operations

| Product | Score | Reviews |
|---|---|---|
| **Slack** | N/A | N/A |
| **Viva Engage** | N/A | N/A |
| **Guru** | 9.0/10 | 106 |
| **Bloomfire** | N/A | N/A |

#### Responses

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Personalization** | Not enough data | Not enough data | 9.1 (40 reviews) | Not enough data | 
| **Route To Human** | Not enough data | Not enough data | 9.3 (38 reviews) | Not enough data | 
| **Natural Language Understanding (NLU)** | Not enough data | Not enough data | 8.8 (40 reviews) | Not enough data | 

#### Automation - AI Agents

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Sales Follow-Up** | Not enough data | Not enough data | 8.7 (35 reviews) | Not enough data | 
| **Customer Interaction Automation** | Not enough data | Not enough data | 8.6 (37 reviews) | Not enough data | 
| **Lead Generation** | Not enough data | Not enough data | 8.7 (37 reviews) | Not enough data | 
| **Document Processing** | Not enough data | Not enough data | 8.9 (41 reviews) | Not enough data | 
| **Feedback Collection** | Not enough data | Not enough data | 9.1 (38 reviews) | Not enough data | 

#### Platform

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Conversation Editor** | Not enough data | Not enough data | 9.0 (38 reviews) | Not enough data | 
| **Integration** | Not enough data | Not enough data | 9.3 (41 reviews) | Not enough data | 
| **Human-In-The-Loop** | Not enough data | Not enough data | 9.2 (40 reviews) | Not enough data | 

#### Autonomy -  AI Agents

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Independent Decision Making** | Not enough data | Not enough data | 9.1 (40 reviews) | Not enough data | 
| **Adaptive Responses** | Not enough data | Not enough data | 9.1 (39 reviews) | Not enough data | 
| **Task Execution** | Not enough data | Not enough data | 9.1 (39 reviews) | Not enough data | 
| **Problem Solving** | Not enough data | Not enough data | 9.2 (41 reviews) | Not enough data | 

#### Generative AI

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **AI Text Generation** | Not enough data | Not enough data | 8.8 (41 reviews) | Not enough data | 
| **AI Text Summarization** | Not enough data | Not enough data | 9.0 (39 reviews) | Not enough data | 

### Enterprise Social Networking (ESN)

| Product | Score | Reviews |
|---|---|---|
| **Slack** | N/A | N/A |
| **Viva Engage** | 9.0/10 | 9 |
| **Guru** | N/A | N/A |
| **Bloomfire** | N/A | N/A |

#### Content & Community Features - Enterprise Social Networking (ESN)

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Gamification** | Not enough data | 7.7 (8 reviews) | Not enough data | Not enough data | 
| **Community Building** | Not enough data | 9.4 (9 reviews) | Not enough data | Not enough data | 
| **Knowledge Sharing** | Not enough data | 8.8 (8 reviews) | Not enough data | Not enough data | 
| **User Generated Content** | Not enough data | 9.4 (9 reviews) | Not enough data | Not enough data | 

#### Admin & Reporting Features - Enterprise Social Networking (ESN)

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Content Moderation** | Not enough data | 9.2 (8 reviews) | Not enough data | Not enough data | 
| **Polls & Surveys** | Not enough data | 9.4 (8 reviews) | Not enough data | Not enough data | 
| **Content Management** | Not enough data | 9.0 (8 reviews) | Not enough data | Not enough data | 
| **Analytics & Reporting** | Not enough data | 9.0 (8 reviews) | Not enough data | Not enough data | 
| **User Management** | Not enough data | 9.0 (8 reviews) | Not enough data | Not enough data | 

#### Agentic AI - Enterprise Social Networking (ESN)

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Multi-step Planning** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | Not enough data | Not enough data | 

### AI Agent Builders

| Product | Score | Reviews |
|---|---|---|
| **Slack** | N/A | N/A |
| **Viva Engage** | N/A | N/A |
| **Guru** | 10.0/10 | 13 |
| **Bloomfire** | N/A | N/A |

#### Customization - AI Agent Builders

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Natural Language Configuration** | Not enough data | Not enough data | 10.0 (5 reviews) | Not enough data | 
| **Tone Customization** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Security Guardrails** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### Functionality - AI Agent Builders

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Omni-channel Support** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Agent Branding** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Proactive Response Capabilities** | Not enough data | Not enough data | 10.0 (5 reviews) | Not enough data | 
| **Seamless Human Escalation** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### Data and Analytics - AI Agent Builders

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Analytics & Reporting** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Contextual Awareness** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Data Privacy Compliance** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### Integration - AI Agent Builders

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Workflow Automation** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **API Usage** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Platform Interoperability** | Not enough data | Not enough data | 10.0 (5 reviews) | Not enough data | 
| **CRM Data Integration** | Not enough data | Not enough data | Not enough data | Not enough data | 

### AI IT Agents

| Product | Score | Reviews |
|---|---|---|
| **Slack** | N/A | N/A |
| **Viva Engage** | N/A | N/A |
| **Guru** | N/A | N/A |
| **Bloomfire** | N/A | N/A |

#### Automation - AI IT Agents

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Document Processing** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Feedback Collection** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### Autonomy - AI IT Agents

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Adaptive Responses** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Task Execution** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Independent Decision Making** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Problem Solving** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### IT Ticket Management - AI IT Agents

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Ticket Status Updates** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **SLA Monitoring** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Ticket Categorization** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Ticket Assignment** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Automated Ticket Creation** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### IT Support Automation - AI IT Agents

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Knowledge Base Utilization** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Workflow Automation** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Real-Time Troubleshooting** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **User Self-Service Assistance** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Proactive Issue Detection** | Not enough data | Not enough data | Not enough data | Not enough data | 

### Audio Conferencing

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 7.6/10 | 349 |
| **Viva Engage** | N/A | N/A |
| **Guru** | N/A | N/A |
| **Bloomfire** | N/A | N/A |

#### Agentic AI - Audio Conferencing

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Proactive Assistance** | 7.5 (277 reviews) | Not enough data | Not enough data | Not enough data | 
| **Decision Making** | 7.7 (278 reviews) | Not enough data | Not enough data | Not enough data | 

### Employee Intranet

| Product | Score | Reviews |
|---|---|---|
| **Slack** | N/A | N/A |
| **Viva Engage** | N/A | N/A |
| **Guru** | N/A | N/A |
| **Bloomfire** | N/A | N/A |

#### Agentic AI - Employee Intranet

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | Not enough data | Not enough data | 

### AI Note-Taking Software

| Product | Score | Reviews |
|---|---|---|
| **Slack** | 9.1/10 | 30 |
| **Viva Engage** | N/A | N/A |
| **Guru** | N/A | N/A |
| **Bloomfire** | N/A | N/A |

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

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Action Item extraction** | 8.9 (12 reviews) | Not enough data | Not enough data | Not enough data | 
| **Summary Generation** | 9.2 (12 reviews) | Not enough data | Not enough data | Not enough data | 

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

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Speech-to-text Transcription** | 9.5 (14 reviews) | Not enough data | Not enough data | Not enough data | 

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

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Team-based Access** | 9.4 (13 reviews) | Not enough data | Not enough data | Not enough data | 

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

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Multi-Language and Accent Support** | 9.2 (13 reviews) | Not enough data | Not enough data | Not enough data | 

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

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Integrations** | 9.0 (14 reviews) | Not enough data | Not enough data | Not enough data | 

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

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Access Control** | 8.9 (14 reviews) | Not enough data | Not enough data | Not enough data | 

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

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Semantic Search** | 8.8 (12 reviews) | Not enough data | Not enough data | Not enough data | 

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

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Speaker Recognition** | 9.2 (14 reviews) | Not enough data | Not enough data | Not enough data | 

### Knowledge Management

| Product | Score | Reviews |
|---|---|---|
| **Slack** | N/A | N/A |
| **Viva Engage** | N/A | N/A |
| **Guru** | N/A | N/A |
| **Bloomfire** | N/A | N/A |

#### Knowledge Base

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Q & A** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Link Sharing** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Searchable** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### Security

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Verification** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Role-Based Permission** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Public vs Private** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### Content

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Trackable Analytics** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Import** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **File Viewing** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Update Notifications** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### Communication

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Social Features** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Tagging ** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Upload ** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Comments** | Not enough data | Not enough data | Not enough data | Not enough data | 

### AI Agents

| Product | Score | Reviews |
|---|---|---|
| **Slack** | N/A | N/A |
| **Viva Engage** | N/A | N/A |
| **Guru** | N/A | N/A |
| **Bloomfire** | N/A | N/A |

#### Agentic AI - AI Agents

| Feature | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | Not enough data | Not enough data | 

---
## Categories

**Unique to Slack (10):** [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), [Business Instant Messaging Software](https://www.g2.com/categories/business-instant-messaging), [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 Viva Engage (2):** [Enterprise Social Networking (ESN) Software](https://www.g2.com/categories/enterprise-social-networking-esn), [Employee Intranet Software](https://www.g2.com/categories/employee-intranet)

**Unique to Guru (7):** [Knowledge Base Software](https://www.g2.com/categories/knowledge-base-software), [AI Agents For Business Operations](https://www.g2.com/categories/ai-agents-for-business-operations), [Contact Center Knowledge Base Software](https://www.g2.com/categories/contact-center-knowledge-base), [Insight Engines Software](https://www.g2.com/categories/insight-engines), [Enterprise Search Software](https://www.g2.com/categories/enterprise-search-software), [ AI Agent Builders Software](https://www.g2.com/categories/ai-agent-builders), [AI IT Agents Software](https://www.g2.com/categories/ai-it-agents)

**Unique to Bloomfire (4):** [Q&A Platforms ](https://www.g2.com/categories/q-a-platforms), [Contact Center Knowledge Base Software](https://www.g2.com/categories/contact-center-knowledge-base), [Insight Engines Software](https://www.g2.com/categories/insight-engines), [Knowledge Base Software](https://www.g2.com/categories/knowledge-base-software)


---
## Reviewer Demographics

### By Company Size

| Segment | Slack | Viva Engage | Guru | Bloomfire | 
|---|---|---|---|---|
| **Small-Business** | 41.0% | 10.2% | 14.2% | 17.3% | 
| **Mid-Market** | 40.7% | 30.2% | 56.5% | 52.7% | 
| **Enterprise** | 18.3% | 59.6% | 29.4% | 30.0% | 

### By Industry

#### Slack

- **Computer Software:** 15.4%
- **Information Technology and Services:** 13.2%
- **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%

#### Viva Engage

- **Information Technology and Services:** 14.8%
- **Computer Software:** 6.8%
- **Hospital & Health Care:** 5.2%
- **Education Management:** 3.9%
- **Higher Education:** 3.8%
- **Non-Profit Organization Management:** 3.6%
- **Retail:** 3.5%
- **Accounting:** 3.4%
- **Management Consulting:** 2.7%
- **Financial Services:** 2.5%
- **Other:** 49.5%

#### Guru

- **Computer Software:** 14.4%
- **Information Technology and Services:** 10.6%
- **Consumer Services:** 8.9%
- **Internet:** 6.5%
- **Financial Services:** 6.2%
- **Health, Wellness and Fitness:** 5.7%
- **Marketing and Advertising:** 4.6%
- **Outsourcing/Offshoring:** 3.3%
- **Leisure, Travel & Tourism:** 2.7%
- **Telecommunications:** 2.7%
- **Other:** 34.5%

#### Bloomfire

- **Computer Software:** 9.7%
- **Information Technology and Services:** 9.1%
- **Marketing and Advertising:** 6.6%
- **Insurance:** 6.0%
- **Education Management:** 4.5%
- **Financial Services:** 3.9%
- **Hospitality:** 3.3%
- **Internet:** 3.1%
- **Hospital & Health Care:** 2.9%
- **Management Consulting:** 2.9%
- **Other:** 48.1%

---
## Alternatives

### Alternatives to Slack

- [ClickUp](https://www.g2.com/products/clickup/reviews) — 4.6/5 stars (12532 reviews)
- [monday Work Management](https://www.g2.com/products/monday-com/reviews) — 4.7/5 stars (15429 reviews)
- [Confluence](https://www.g2.com/products/confluence/reviews) — 4.1/5 stars (4361 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 (13675 reviews)
- [Wrike](https://www.g2.com/products/wrike/reviews) — 4.2/5 stars (4531 reviews)
- [Smartsheet](https://www.g2.com/products/smartsheet/reviews) — 4.4/5 stars (22262 reviews)
- [Zoom Workplace](https://www.g2.com/products/zoom-workplace/reviews) — 4.5/5 stars (56417 reviews)
- [Microsoft Teams](https://www.g2.com/products/microsoft-teams/reviews) — 4.4/5 stars (19071 reviews)
- [Notion](https://www.g2.com/products/notion/reviews) — 4.6/5 stars (11961 reviews)

### Alternatives to Viva Engage

- [Workvivo](https://www.g2.com/products/workvivo/reviews) — 4.8/5 stars (2664 reviews)
- [Jive](https://www.g2.com/products/jive/reviews) — 3.8/5 stars (309 reviews)
- [eXo Platform](https://www.g2.com/products/exo-platform/reviews) — 4.3/5 stars (93 reviews)
- [Simpplr](https://www.g2.com/products/simpplr/reviews) — 4.6/5 stars (361 reviews)
- [Bitrix24](https://www.g2.com/products/bitrix24/reviews) — 4.1/5 stars (608 reviews)
- [HCL Connections](https://www.g2.com/products/hcl-connections/reviews) — 3.9/5 stars (518 reviews)
- [Blink](https://www.g2.com/products/blink-blink/reviews) — 4.6/5 stars (369 reviews)
- [Jostle](https://www.g2.com/products/jostle/reviews) — 4.6/5 stars (227 reviews)
- [Sociabble](https://www.g2.com/products/sociabble/reviews) — 4.7/5 stars (391 reviews)
- [Staffbase](https://www.g2.com/products/staffbase/reviews) — 4.6/5 stars (247 reviews)

### Alternatives to Guru

- [Notion](https://www.g2.com/products/notion/reviews) — 4.6/5 stars (11961 reviews)
- [ClickUp](https://www.g2.com/products/clickup/reviews) — 4.6/5 stars (12532 reviews)
- [Glean](https://www.g2.com/products/glean-technologies-glean/reviews) — 4.7/5 stars (162 reviews)
- [Document360](https://www.g2.com/products/document360/reviews) — 4.7/5 stars (521 reviews)
- [Confluence](https://www.g2.com/products/confluence/reviews) — 4.1/5 stars (4361 reviews)
- [Stack Overflow Internal](https://www.g2.com/products/stack-overflow-internal/reviews) — 4.5/5 stars (792 reviews)
- [Slab](https://www.g2.com/products/slab/reviews) — 4.6/5 stars (309 reviews)
- [Zendesk for Customer Service](https://www.g2.com/products/zendesk-for-customer-service/reviews) — 4.3/5 stars (6949 reviews)
- [Slite](https://www.g2.com/products/slite/reviews) — 4.6/5 stars (274 reviews)
- [Spekit](https://www.g2.com/products/spekit/reviews) — 4.6/5 stars (301 reviews)

### Alternatives to Bloomfire

- [Stack Overflow Internal](https://www.g2.com/products/stack-overflow-internal/reviews) — 4.5/5 stars (792 reviews)
- [Document360](https://www.g2.com/products/document360/reviews) — 4.7/5 stars (521 reviews)
- [Notion](https://www.g2.com/products/notion/reviews) — 4.6/5 stars (11961 reviews)
- [Confluence](https://www.g2.com/products/confluence/reviews) — 4.1/5 stars (4361 reviews)
- [Seismic Enablement Cloud](https://www.g2.com/products/seismic-enablement-cloud/reviews) — 4.6/5 stars (1801 reviews)
- [Slab](https://www.g2.com/products/slab/reviews) — 4.6/5 stars (309 reviews)
- [ClickUp](https://www.g2.com/products/clickup/reviews) — 4.6/5 stars (12532 reviews)
- [Helpjuice](https://www.g2.com/products/helpjuice/reviews) — 4.7/5 stars (376 reviews)
- [Bitrix24](https://www.g2.com/products/bitrix24/reviews) — 4.1/5 stars (608 reviews)
- [Agentforce Service (formerly Salesforce Service Cloud)](https://www.g2.com/products/agentforce-service-formerly-salesforce-service-cloud/reviews) — 4.4/5 stars (7341 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) — 20 comments, 22 upvotes
  > **Top comment:** "Yes it is a good tool. I am using it for a couple of years.  "

### Viva Engage

- Title: [I'm new to Yammer and unsure how to engage my team in company-wide discussions. Any advice?](https://www.g2.com/discussions/i-m-new-to-yammer-and-unsure-how-to-engage-my-team-in-company-wide-discussions-any-advice) — 2 comments
  > **Top comment:** "To engage your team on Yammer, start by setting a welcoming tone with introductions and simple icebreaker questions. Tag team members in relevant posts,..."
- Title: [Is yammer any good?](https://www.g2.com/discussions/is-yammer-any-good) — 1 comment
  > **Top comment:** "Yes it’s a great tool for employee communication. "
- Title: [What can yammer be used for?](https://www.g2.com/discussions/what-can-yammer-be-used-for) — 1 comment
  > **Top comment:** "Networking with colleagues"
- Title: [Can i get notifications of when a poll is being answered and the progress made based on the number of users that have submitted their answers to determine percentages of participation?](https://www.g2.com/discussions/can-i-get-notifications-of-when-a-poll-is-being-answered-and-the-progress-made-based-on-the-number-of-users-that-have-submitted-their-answers-to-determine-percentages-of-participation) — 1 comment, 1 upvote
  > **Top comment:** "Yes you can get notifications in your email"
- Title: [Whats the best way to use Yammer is it only for sharing an update or a post?](https://www.g2.com/discussions/30075-whats-the-best-way-to-use-yammer-is-it-only-for-sharing-an-update-or-a-post) — 1 comment
  > **Top comment:** "in the application but the Web interface is not bad at all"

### Guru

- Title: [What does Guru do?](https://www.g2.com/discussions/what-does-guru-do) — 3 comments
  > **Top comment:** "Guru is an all-in-one tool that brings everyone on your teams together and puts all your information in one place: right in your workflow."
- Title: [Do we have any mobile app for Guru?](https://www.g2.com/discussions/34530-do-we-have-any-mobile-app-for-guru) — 3 comments, 2 upvotes
  > **Top comment:** "No there is not, however the Web app does scale to phones"
- Title: [What is Guru platform?](https://www.g2.com/discussions/guru-what-is-guru-platform) — 2 comments
  > **Top comment:** "Guru is a company wiki that works in your workflow, so the information you need to do your job is always at your fingertips. You can learn more here:..."
- Title: [What's the best way to memorize info on Guru and apply for everyday situations?](https://www.g2.com/discussions/what-s-the-best-way-to-memorize-info-on-guru-and-apply-for-everyday-situations) — 2 comments, 1 upvote
  > **Top comment:** "The best way to memorize info is... to not have to memorize it at all! Because so many things in a business change daily, Guru is designed to allow you to..."
- Title: [We're plateau-ing with content contribution. Need ideas.](https://www.g2.com/discussions/50469-we-re-plateau-ing-with-content-contribution-need-ideas) — 2 comments, 1 upvote
  > **Top comment:** "We encourage our reps to use the "ask an expert" feature and anytime a question is answered, we save the Q&A as a card under a collection board names "FAQs"..."

### Bloomfire

- Title: [Is there a mobile version?](https://www.g2.com/discussions/is-there-a-mobile-version) — 11 comments, 1 upvote
  > **Top comment:** "Comment deleted by user."
- Title: [What is Seva used for?](https://www.g2.com/discussions/what-is-seva-used-for) — 1 comment
  > **Top comment:** "Seva is used in Bloomfire to enhance its AI capabilities, especially for customer support and enterprise knowledge management. After acquiring Seva,..."
- Title: [How do you search across categories?](https://www.g2.com/discussions/how-do-you-search-across-categories) — 1 comment, 1 upvote
  > **Top comment:** "Nice"
- Title: [can i use this on the phone](https://www.g2.com/discussions/30520-can-i-use-this-on-the-phone) — 1 comment
  > **Top comment:** "Bloomfire is available as a mobile application as well as web-based. The mobile application s a great tool for on the go knowledge, and even has an option to..."
- Title: [Can we use Bloomfire as a trial ve](https://www.g2.com/discussions/can-we-use-bloomfire-as-a-trial-ve) — 1 comment, 2 upvotes
  > **Top comment:** "Yes, of course!  Check out their website for more details on how to sign up."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/slack-vs-viva-engage-vs-guru-vs-bloomfire)