Compare Slack and Stack Overflow Internal 
Featured Products
At a Glance
Market Segments
Small-Business (41.2% of reviews)
Mid-Market (46.8% of reviews)
Entry-Level Pricing
$0.00
$6.50 1 Per Teammate Per Month
Slack
Star Rating
(38,333)4.5 out of 5
Market Segments
Small-Business (41.2% of reviews)
Pros & Cons
Entry-Level Pricing
$0.00
Browse all 4 pricing plansStack Overflow Internal
Star Rating
(802)4.5 out of 5
Market Segments
Mid-Market (46.8% of reviews)
Pros & Cons
Entry-Level Pricing
$6.50 1 Per Teammate Per Month
Free Trial is available
Browse all 4 pricing plansSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- G2 reviewers report that Slack excels in team communication, with users highlighting its ability to create secure channels for private discussions. This feature is particularly appreciated for enhancing collaboration among specific teams, making it a favorite for small businesses.
- Users say that Stack Overflow Internal provides a centralized knowledge system that is efficient and user-friendly. Reviewers commend its outstanding search mechanism, which allows employees to quickly find solutions to their queries, saving valuable time during troubleshooting.
- According to verified reviews, Slack's integration capabilities are a standout feature, with users praising its seamless connections to various systems like Google and Atlassian apps. This flexibility enhances the overall user experience and streamlines workflows.
- Reviewers mention that while Stack Overflow Internal is effective in organizing company knowledge, it faces challenges in user engagement, as evidenced by its significantly lower review activity compared to Slack. This may impact the freshness of content and community interaction.
- Users highlight that Slack's intuitive onboarding process and ease of setup contribute to a smooth implementation experience, making it accessible for teams of all sizes. This is particularly beneficial for small businesses looking to adopt new tools quickly.
- G2 reviewers note that while both platforms have similar star ratings, Slack's higher overall G2 Score reflects greater user satisfaction and a more robust feature set, particularly in areas like notifications and integrations, which are crucial for daily operations.
Pricing
Entry-Level Pricing
Slack
Free
$0.00
For teams wanting to try out Slack for an unlimited period of time
- 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
Stack Overflow Internal
Basic
$6.50
1 Per Teammate Per Month
Centralized knowledge and collaboration platform for small and growing teams. The Basic plan includes up to 250 teammates.
- Single sign-on (SSO) with SAML + Okta integration
- Slack and Microsoft Teams integrations: ask, answer, and discover knowledge directly from your chat apps
- Your own private space hosted on stackoverflowteams.com
Free Trial
Slack
Free Trial is available
Stack Overflow Internal
Free Trial is available
Ratings
Meets Requirements
9.2
31,248
8.9
632
Ease of Use
9.2
32,191
9.1
639
Ease of Setup
9.2
8,555
9.1
262
Ease of Admin
8.9
5,091
9.0
190
Quality of Support
8.8
21,746
8.9
351
Has the product been a good partner in doing business?
9.0
4,569
9.0
145
Product Direction (% positive)
8.7
30,552
8.1
588
Features by Category
Business Instant Messaging
9.1
13945
Not enough data
9.0
14494
Not enough data
8.6
13786
Not enough data
Business Instant Messaging
8.5
10235
Not enough data
8.1
9561
Not enough data
Business Instant Messaging
9.1
13665
Not enough data
9.2
13285
Not enough data
9.0
11828
Not enough data
Generative AI - Business Instant Messaging
7.6
1508
Not enough data
AI - Business Instant Messaging
7.5
1492
Not enough data
7.9
1496
Not enough data
7.4
1474
Not enough data
7.4
1475
Not enough data
Agentic AI - Business Instant Messaging
7.7
902
Not enough data
7.7
889
Not enough data
Setup
9.1
689
Not enough data
8.9
678
Not enough data
8.7
661
Not enough data
8.9
696
Not enough data
Management
9.0
672
Not enough data
8.7
654
Not enough data
8.9
668
Not enough data
Generative AI
7.8
573
Not enough data
Agentic AI - Workflow Management
7.8
292
Not enough data
8.0
288
Not enough data
8.2
297
Not enough data
8.0
294
Not enough data
8.0
293
Not enough data
8.0
293
Not enough data
8.1
294
Not enough data
Account Options
9.2
288
9.1
306
8.4
282
Feature Not Available
8.7
278
8.7
333
8.7
281
8.8
299
9.0
288
8.8
287
8.9
285
8.7
300
Q&A Tools
9.1
289
9.0
367
9.1
285
9.0
370
9.1
291
8.6
350
8.7
278
9.1
359
9.1
285
8.3
286
8.9
282
8.4
187
8.6
274
Feature Not Available
8.9
277
8.4
242
8.5
274
8.1
178
Knowledge Pages
8.5
350
Feature Not Available
8.3
349
8.2
220
8.2
341
8.2
214
8.1
336
Feature Not Available
8.0
332
7.8
203
8.4
336
8.4
247
Knowledge Dissemination
8.2
326
7.8
192
8.8
335
8.2
222
9.0
340
9.2
294
9.0
337
8.5
266
8.4
336
8.2
239
8.3
325
Feature Not Available
8.7
340
8.4
233
8.7
326
7.9
190
8.6
322
8.2
122
Agentic AI - Knowledge Base
8.0
205
8.9
44
8.0
207
Feature Not Available
7.9
205
Feature Not Available
Login Options
9.1
773
Not enough data
8.5
748
Not enough data
Productivity
8.0
737
Not enough data
8.3
741
Not enough data
8.6
746
Not enough data
7.9
719
Not enough data
7.9
717
Not enough data
Customization
8.6
741
Not enough data
9.0
756
Not enough data
8.7
727
Not enough data
Agentic AI - Unified Workspaces
7.5
419
Not enough data
7.6
416
Not enough data
Compatibility
9.1
97
Not enough data
9.1
101
Not enough data
9.0
94
Not enough data
Agentic AI - Enterprise Search Software
8.7
65
Not enough data
8.6
61
Not enough data
9.0
63
Not enough data
8.8
63
Not enough data
8.8
63
Not enough data
8.9
61
Not enough data
Search Queries
8.9
97
Not enough data
9.2
95
Not enough data
8.8
93
Not enough data
9.1
94
Not enough data
9.0
94
Not enough data
AI powered search - Enterprise Search Software
9.3
28
Not enough data
9.3
29
Not enough data
9.2
28
Not enough data
Functionality
9.0
94
Not enough data
9.0
93
Not enough data
9.2
99
Not enough data
Compatibility - Enterprise Search Software
9.5
32
Not enough data
9.4
30
Not enough data
9.3
30
Not enough data
Functionality - Enterprise Search Software
9.4
31
Not enough data
9.4
30
Not enough data
9.6
33
Not enough data
Search Queries - Enterprise Search Software
9.5
30
Not enough data
9.4
28
Not enough data
9.3
31
Not enough data
9.5
31
Not enough data
Automation
8.8
1231
Not enough data
8.8
1188
Not enough data
8.5
1163
Not enough data
Administration
8.8
1187
Not enough data
8.7
1141
Not enough data
9.4
1256
Not enough data
Project management
8.7
1171
Not enough data
8.5
1126
Not enough data
8.6
1150
Not enough data
8.5
1135
Not enough data
8.6
1135
Not enough data
8.3
1102
Not enough data
8.3
1131
Not enough data
Workload
8.4
1088
Not enough data
8.8
1149
Not enough data
8.6
1099
Not enough data
8.5
1093
Not enough data
Communication & Collaboration
9.3
1514
Not enough data
9.0
1238
Not enough data
9.4
1337
Not enough data
Cost Management
8.1
1078
Not enough data
8.2
1079
Not enough data
8.1
1072
Not enough data
Integration
8.6
1151
Not enough data
8.4
1082
Not enough data
8.4
1079
Not enough data
Generative AI
7.6
1027
Not enough data
7.7
1027
Not enough data
Agentic AI - Work Management
7.7
528
Not enough data
7.8
522
Not enough data
8.1
531
Not enough data
7.9
524
Not enough data
Communication
9.4
1198
Not enough data
9.3
1188
Not enough data
8.9
1066
Not enough data
8.9
1052
Not enough data
9.1
1059
Not enough data
Content & Documents
9.2
1112
Not enough data
8.9
1053
Not enough data
8.7
1074
Not enough data
8.2
1015
Not enough data
Controls
8.3
1000
Not enough data
8.1
992
Not enough data
8.7
1007
Not enough data
8.4
1013
Not enough data
8.2
980
Not enough data
Project Management
8.4
1006
Not enough data
8.4
986
Not enough data
8.5
1005
Not enough data
8.7
998
Not enough data
Remote Collaboration
9.0
1011
Not enough data
8.7
979
Not enough data
9.0
1000
Not enough data
7.9
967
Not enough data
Generative AI
7.3
936
Not enough data
7.4
935
Not enough data
Agentic AI - Project Collaboration
7.6
448
Not enough data
7.7
453
Not enough data
Agentic AI - Audio Conferencing
7.6
289
Not enough data
7.7
289
Not enough data
Action Item Detection - AI Note-taking Software
9.4
21
Not enough data
9.5
21
Not enough data
Automatic Transcription - AI Note-taking Software
9.7
22
Not enough data
Collaboration & Sharing - AI Note-taking Software
9.6
21
Not enough data
Language & Accent Support - AI Note-taking Software
9.5
22
Not enough data
Multi-Platform Integration - AI Note-taking Software
9.1
22
Not enough data
Privacy & Security Controls - AI Note-taking Software
9.3
23
Not enough data
Searchable Note Archives - AI Note-taking Software
9.1
20
Not enough data
Speaker Identification - AI Note-taking Software
9.5
22
Not enough data
Knowledge Base
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Security
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Content
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Communication
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Categories
Categories
Shared Categories
Slack and Stack Overflow Internal are categorized as Knowledge Base and Q&A Platforms
Unique Categories
Slack is categorized as Unified Workspaces, Work Management, Enterprise Search Software, AI Note-Taking Software, Business Instant Messaging, Project Collaboration, Workflow Management, and Audio Conferencing
Stack Overflow Internal has no unique categories
Reviews
Reviewers' Company Size
Slack
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Stack Overflow Internal
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Small-Business
(50 or fewer emp.)
Mid-Market
(51-1000 emp.)
Enterprise
(> 1000 emp.)
Reviewers' Industry
Computer Software
15.3%
Information Technology and Services
13.1%
Marketing and Advertising
8.7%
Internet
4.7%
Financial Services
3.3%
Other
54.9%
Computer Software
35.5%
Information Technology and Services
18.8%
Financial Services
5.2%
Program Development
2.3%
Marketing and Advertising
2.1%
Other
36.0%
Discussions
How do I delete a channel in slack?
47 Comments
CH
Since this has already been answered, my $0.02 is that you should always archive channels rather than delete them for posterity and/or auditing purposes.Read more
What does slack software do?
28 Comments
RR
Slack is messaging and communication platform which allow an individual for video and audio calls and many more.Read more
Is stack overflow free to use?
4 Comments
TY
No; Stack Overflow for Teams is not free. See pricing here: https://stackoverflow.co/teams/pricing/Read more
What is Stack Overflow for Teams used for?
2 Comments
AS
Majorly it can be used for internalised Q& A platform for cretaing a question bank and a knowledge share space.Read more
Is there some recommendations on how to encourage people to use it?
2 Comments
SG
you can use other sma site to tell themRead more
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