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
Granular Access Management
Cross Platform Support
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
sanjeev c.
- Role: Information Technology
- Industry: Engineering
- Involvement: IT Development, Integration, and Administration
Submitted Dec 2022
An amazing internal communication platform
Likeliness to Recommend
What differentiates Slack from other similar products?
Slack feels more lightweight, faster, and less glitchy
What is your favorite aspect of this product?
The threading option in Slack is one of the finest options and allows us to discuss a particular topic in the thread itself. By doing this, the messages about a particular topic won't be scattered.
What do you dislike most about this product?
Bots created by other users can become annoying. You have to wait for the creator to change its functions.
What recommendations would you give to someone considering this product?
Not too good for any extensive discussions that need to be preserved and maintained for a longer period of time. Because of its chat-like nature, finding an older thread or/and reference files embedded in it can be challenging. For those tasks, more static, forum-like tools might be more applicable.
Pros
- Reliable
- Performance Enhancing
- Enables Productivity
- Effective Service
Alice C.
- Role: Sales Marketing
- Industry: Retail
- Involvement: End User of Application
Submitted Jan 2026
Fast Chats, Faster Decisions.
Likeliness to Recommend
What differentiates Slack from other similar products?
We use it daily to coordinate flash promos, flag stock concerns, and loop sales into website performance shifts in real time. Channels tied to product lines or campaigns keep discussions focused. When something spikes or dips, the right people see it instantly.
What is your favorite aspect of this product?
The real win is how searchable everything is. Past conversations, shared files, quick decisions. All easy to pull up. Integrations also make a difference, pulling alerts from sales and e-commerce systems straight into the flow.
What do you dislike most about this product?
The downside is that without discipline, channels can multiply and attention gets split. It needs clear ownership to stay effective.
What recommendations would you give to someone considering this product?
From a business perspective, Slack has tightened communication and reduced lag between insight and action. I’d recommend it to retail teams that move fast and need clarity without bureaucracy.
Pros
- Helps Innovate
- Continually Improving Product
- Reliable
- Performance Enhancing
Pooja D.
- Role: Industry Specific Role
- Industry: Technology
- Involvement: End User of Application
Submitted Jan 2026
Quick and Effective Platform for Centralized.
Likeliness to Recommend
What differentiates Slack from other similar products?
Slack makes communication fast Easy and transparent. I especially like how conversations are organized into channels, which makes it straightforward to collaborate with AEs, marketing, and ops without getting stuck in long email threads.
What is your favorite aspect of this product?
Very important Slack addresses slow fragmented communication across global teams by bringing conversations into a single shared workspace. Rather than relying on long email threads or getting stuck in time-zone delays, discussions happen in real time and stay easy to find and reference later.
What do you dislike most about this product?
There was only ever one time when I've had issues while sharing a file. The failure of an upload can happen for any number of reasons. I can appreciate that poor internet might be one of the causes of something going wrong. This isn't an absolute cause every time, though. An appropriate pop-up or chance for us, the end users, might allow us to have a better idea of what caused the problem in the first place.
What recommendations would you give to someone considering this product?
Slack solves the problems Quickly of scattered communication across emails and multiple tools and it helps me by centralizing all globle team conversations making it easy for me to collaborate fast and effectively.
Pros
- Effective Service
- Saves Time
- Client Friendly Policies
- Altruistic
Cons
- Less Friendly Negotiation
- Vendor's Interest First