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.
90 Likeliness to Recommend
1
Since last award
97 Plan to Renew
86 Satisfaction of Cost Relative to Value
1
Since last award
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
- Enables Productivity
- Reliable
- Respectful
- Helps Innovate
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
Notifications
File Sharing Collaboration
Integration With Productivity Tools
Granular Access Management
Search
Cross Platform Support
Document Collaboration
Voice and Video Collaboration
Vendor Capability Ratings
Ease of Implementation
Business Value Created
Quality of Features
Usability and Intuitiveness
Breadth of Features
Ease of Data Integration
Ease of IT Administration
Ease of Customization
Product Strategy and Rate of Improvement
Vendor Support
Availability and Quality of Training
Slack Reviews
Riddhi B.
- Role: Information Technology
- Industry: Engineering
- Involvement: End User of Application
Submitted Jun 2026
Faster and clearer conversation
Likeliness to Recommend
What differentiates Slack from other similar products?
It replaces a lot of small, scattered conversations with organized spaces where everything actually stays readable later. Instead of losing updates in long email threads or random chats, discussions are grouped in channels, which makes it easier to follow context even if you join in later. I also like that it feels more immediate for everyday communication, so quick decisions and clarifications happen faster without needing formal meetings all the time.
What is your favorite aspect of this product?
It reduced the need to interrupt people unnecessarily. Instead of walking over or scheduling a call for every small thing, I can just leave a message and let the conversation happen when the other person is free. Over time, it has made teamwork feel less disruptive and more balanced, especially when everyone is working on different things at the same time.
What do you dislike most about this product?
Sometimes conversations can easily get buried when there is a lot of activity in multiple channels. If I miss a discussion for even a short time, it can take effort to catch up and find the important points again. It works well for fast communication, but keeping track of everything sometimes requires extra attention.
What recommendations would you give to someone considering this product?
Define clear rules for how channels are used right from the beginning. In my experience, Slack works best when each channel has a clear purpose and people avoid random conversations everywhere. It also helps to use threads properly, otherwise important updates can get lost quickly in active discussions. A bit of structure early on makes it much easier to manage later.
Pros
- Continually Improving Product
- Reliable
- Saves Time
- Respectful
Please tell us why you think this review should be flagged.
- Role: Information Technology
- Industry: Other
- Involvement: IT Leader or Manager
Submitted Jun 2026
Business communication is no longer a niche
Likeliness to Recommend
Pros
- Reliable
- Performance Enhancing
- Appreciates Incumbent Status
- Continually Improving Product
Cons
- Commodity Features
- Vendor Friendly Policies
- Less Generous
Please tell us why you think this review should be flagged.
- Role: C-Level
- Industry: Finance
- Involvement: IT Leader or Manager
Submitted Jun 2026
Best cross collaboration communication tool
Likeliness to Recommend
Pros
- Helps Innovate
- Continually Improving Product
- Efficient Service
- Inspires Innovation
Cons
- Less Friendly Negotiation
Please tell us why you think this review should be flagged.
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