What is Slack?
Slack creates alignment and shared understanding across your team, making you more productive, less stressed, and just a little bit happier. Slack brings all your team's communication together, giving everyone a shared workspace where conversations are organized and accessible.
Company Details
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Real user data aggregated to summarize the product performance and customer experience.
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Product scores listed below represent current data. This may be different from data contained in reports and awards, which express data as of their publication date.
91 Likeliness to Recommend
97 Plan to Renew
87 Satisfaction of Cost Relative to Value
Emotional Footprint Overview
Product scores listed below represent current data. This may be different from data contained in reports and awards, which express data as of their publication date.
+93 Net Emotional Footprint
The emotional sentiment held by end users of the software based on their experience with the vendor. Responses are captured on an eight-point scale.
How much do users love Slack?
Pros
- Reliable
- Enables Productivity
- Respectful
- Fair
How to read the Emotional Footprint
The Net Emotional Footprint measures high-level user sentiment towards particular product offerings. It aggregates emotional response ratings for various dimensions of the vendor-client relationship and product effectiveness, creating a powerful indicator of overall user feeling toward the vendor and product.
While purchasing decisions shouldn't be based on emotion, it's valuable to know what kind of emotional response the vendor you're considering elicits from their users.
Footprint
Negative
Neutral
Positive
Feature Ratings
Instant Messaging
File Sharing Collaboration
Notifications
Integration With Productivity Tools
Cross Platform Support
Granular Access Management
Search
Document Collaboration
Voice and Video Collaboration
Vendor Capability Ratings
Ease of Implementation
Business Value Created
Usability and Intuitiveness
Quality of Features
Breadth of Features
Ease of IT Administration
Ease of Data Integration
Ease of Customization
Product Strategy and Rate of Improvement
Vendor Support
Availability and Quality of Training
Slack Reviews
Joe-Martins A.
- Role: Information Technology
- Industry: Technology
- Involvement: IT Leader or Manager
Submitted Jun 2025
A Versatile and Adaptive Collaboration Powerhouse
Likeliness to Recommend
What differentiates Slack from other similar products?
Slack differentiates itself from similar products with its extensive ecosystem of over 1,500 integrations, seamless real-time communication through channel-based messaging, and continuous updates backed by Salesforce, making it highly adaptable and user-friendly for teams of all sizes
What is your favorite aspect of this product?
My favorite aspect of Slack is its extensive integration ecosystem, which connects with over 1,500 apps like Trello and Zoom, enabling teams to tailor it to their unique needs.
What do you dislike most about this product?
The aspect of Slack that some find most challenging is the potential for notification overload in large teams, which can disrupt productivity
What recommendations would you give to someone considering this product?
I recommend starting with Slack’s free tier to test its channel-based messaging and basic integrations, then customizing workflows with its extensive app ecosystem and using admin controls for security.
Pros
- Helps Innovate
- Continually Improving Product
- Reliable
- Performance Enhancing
Please tell us why you think this review should be flagged.
JATIN G.
- Role: Consultant
- Industry: Finance
- Involvement: IT Leader or Manager
Submitted Jun 2025
Slack for All: Bridging Professional & Personal
Likeliness to Recommend
What differentiates Slack from other similar products?
Slack has been my go-to tool for over 8 years—for both professional and freelance work. Its clean interface, cross-platform support, and smooth performance make it ideal for beginners and teams alike. Even the free version offers great features, file sharing, and message history. I rely on it for integrating tools like JIRA and Jenkins, especially in DevOps projects. With responsive 24/7 support and no downtime issues, Slack stands out for its simplicity, speed, and reliability—more than just a messaging app, it’s a powerful communication hub.
What is your favorite aspect of this product?
One feature I particularly rely on is Slack’s ability to integrate with tools like Bitbucket, JIRA, and Jenkins. In my current organization DevOps-heavy projects, we’ve set up dedicated channels for CI/CD alerts where Slack automatically notifies us when code is pushed, builds are triggered, or tickets are updated. It acts almost like a real-time dashboard for our development pipeline.
What do you dislike most about this product?
One of the major drawbacks of Slack is its limited security controls at enterprise-level, especially when compared to tools like Microsoft Teams or Skype for Business. In my organization, we use platforms that allow full control over user access, data tracking, and communication restrictions—essential for maintaining compliance with internal security policies. Unfortunately, Slack lacks many of these granular controls, making it less suitable for environments that deal with sensitive or regulated data.
What recommendations would you give to someone considering this product?
If you're considering Slack, it's a great choice for small to mid-sized teams or freelancers looking for a flexible and user-friendly communication tool. With a clean interface, cross-platform support, and solid file-sharing and integration capabilities, it works well for remote collaboration and daily workflows. The free plan is generous, and upgrading offers more storage and admin features as your team grows. It may not be ideal for highly regulated industries due to its limited enterprise-level security controls and lack of granular user management.
Pros
- Helps Innovate
- Continually Improving Product
- Performance Enhancing
- Enables Productivity
Cons
- Security Frustrates
Please tell us why you think this review should be flagged.
Odudu U.
- Role: Information Technology
- Industry: Other
- Involvement: IT Development, Integration, and Administration
Submitted Jun 2025
Reliable and efficient
Likeliness to Recommend
What differentiates Slack from other similar products?
The seamless integration of communication and collaboration within one platform
What is your favorite aspect of this product?
My favorite aspect of Slack is its integrations and automation, being able to connect tools like GitHub, Google Calendar, Jira, and custom bots means everything you need is right in one place. It reduces app-switching and makes collaboration much more efficient. Plus, features like reminders, slash commands, and Workflow Builder save tons of time.
What do you dislike most about this product?
What I dislike most about Slack is that conversations can become overwhelming and hard to track, especially in busy channels. Important messages can easily get buried, and while threads help, they’re often underused or misused. Additionally, the notification noise can be distracting if not well-managed with custom settings.
What recommendations would you give to someone considering this product?
* Define clear channel guidelines early – Create structured channels (e.g., #announcements, #team-dev, #random) to keep communication organized. * Customize notifications – Slack can be noisy. Tailor your notification settings so you only get alerts that matter to you. * Take advantage of integrations – Connect your essential tools (e.g., Google Drive, GitHub, Notion) to streamline workflows and reduce app-switching.
Pros
- Helps Innovate
- Reliable
- Performance Enhancing
- Enables Productivity
Please tell us why you think this review should be flagged.
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