Slack vs Rocket.Chat vs Cbox Comparison
Slack
Starting at $2.67 /Month
- Free Trial
- Freelancers / Consultants
- Large Enterprises
Slack is the only unified communication platform for chatting, sharing, and collaborating. Whether in one-on-one conversations or a large group, Slack's threaded conversations keep everyone on the same page. No more emai…
Rocket.Chat
Starting at $2 /User/Month
- Free Trial
- Large Enterprises
- Medium Business
Rocket.Chat is an instant-messaging and team collaboration platform for enterprises and organizations that need private messaging, persistent chat rooms, direct messages, persistent user presence and file transfer capabi…
Cbox
Starting at $1.67 /Month
- Large Enterprises
- Medium Business
Cbox has been designed around a set of powerful features that are easier-to-use. It includes a full set of tools to help user manage its day-to-day business or personal workflow as well as social communication needs. Cbo…
Slack leads on user satisfaction with a 4.5-star rating across 35,011 reviews.
Slack vs Rocket.Chat vs Cbox — at a glance
| Feature | Slack | Rocket.Chat | Cbox |
|---|---|---|---|
| Rating | 4.5 / 5 | 3.9 / 5 | 4.5 / 5 |
| Reviews | 35,011 | 156 | 2 |
| Starting price | $2.67 /Month | $2 /User/Month | $1.67 /Month |
| Free trial | Yes | Yes | No |
| Free version | No | No | No |
| Best for | Freelancers / Consultants, Large Enterprises, Medium Business | Large Enterprises, Medium Business, Small Business | Large Enterprises, Medium Business, Small Business |
| Category | Business Instant Messaging Software | Business Instant Messaging Software | Business Instant Messaging Software |
| Platforms | SaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Installed - Windows, Installed - Mac | SaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Installed - Windows, Installed - Mac | SaaS/Web/Cloud |
| API | Available | Available | — |
| Support modes | Online | 24/7 (Live rep), Business Hours, Online | Online |
| Certifications | SOC 2, HIPAA, GDPR, ISO 27001 | SOC 2, GDPR | — |
| Data residency | Global | Global | Global |
Key differences between Slack and Rocket.Chat
- Pricing: Slack starts at $2.67 /Month, while Rocket.Chat starts at $2 /User/Month.
- Target audience: Slack is built for Freelancers / Consultants and Large Enterprises, while Rocket.Chat targets Large Enterprises and Medium Business.
- User satisfaction: Slack scores higher with a 4.5-star average.
- Deployment: Slack supports SaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Installed - Windows, Installed - Mac; Rocket.Chat supports SaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Installed - Windows, Installed - Mac.
Compare Slack vs Rocket.Chat vs Cbox — and walk away knowing which one fits.
Which tool fits your team best
Which is actually cheaper for your team size
Where each product wins, per real buyers
Most Business Instant Messaging Software tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.
Biggest differences
Features
Pricing
Buying details
Security
Buyer feedback
Integrations
Product tour
Other options
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Biggest differences
Start here before you go deeper into features.
Best for streamlined team communication and collaboration across varied company sizes.
- You need a unified platform for both one-on-one and group messaging.
- Your team benefits from threaded conversations to reduce email overload.
- You want a simple, low-complexity setup for remote or cross-functional teams.
- Your organization requires specialized industry compliance features not supported by Slack.
- Your team prefers email-centric workflows over instant messaging platforms.
Large Enterprises, Medium Business, Small Business
Best for small to medium teams needing versatile, multimedia-rich instant messaging.
- You need integrated video conferencing, photo, and desktop sharing within messaging.
- Your team requires a flexible tool supporting both business and personal workflows.
- You are a small or medium business focused on internal and remote team collaboration.
- Your organization demands extensive third-party integrations beyond core messaging features.
- You are a large enterprise needing highly specialized or customizable communication tools.
Slack typically suits Freelancers / Consultants and Large Enterprises. Rocket.Chat tends to fit Large Enterprises and Medium Business better. The right choice depends on your team size, workflow, and whether a free trial matters.
Description | Slack is the only unified communication platform for chatting, sharing, and collaborating. Whether in one-on-one conversations or a large group, Slack's threaded conversations keep everyone ... Read More about Slack | Rocket.Chat is an instant-messaging and team collaboration platform for enterprises and organizations that need private messaging, persistent chat rooms, direct messages, persistent user ... Read More about Rocket.Chat | Cbox has been designed around a set of powerful features that are easier-to-use. It includes a full set of tools to help user manage its day-to-day business or personal workflow as well as ... Read More about Cbox |
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User RatingsBased on verified Spotsaas reviews | |||
Best Company Size | 1-50 employees500+ employees | — | Small BusinessMedium Business |
Get pricing help | Get pricing help | Get pricing help |
Software Demo
Demo |  Cbox has not given any software demo yet If you're the owner of this profile, add your demo.Contact us |
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Compare Slack, Rocket.Chat and Cbox on pricing
Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.
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Other Details
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Get help choosing | Get help choosing | Get help choosing |
Security & Compliance
Certifications, data handling, and security controls for IT and compliance evaluators.
SOC 2 | ✓ Yes | ✓ Yes | — |
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HIPAA | ✓ Yes | ✗ No | — |
GDPR | ✓ Yes | ✓ Yes | — |
ISO 27001 | ✓ Yes | — | — |
Single Sign-On (SSO) | ✓ Yes | ✓ Yes | — |
Multi-Factor Auth (MFA) | ✓ Yes | ✓ Yes | — |
Data Encryption | ✓ Yes | — | — |
Audit Logs | ✓ Yes | ✓ Yes | — |
Data Residency | 🌐 Global | 🌐 Global | 🌐 Global |
Slack vs Rocket.Chat User Reviews & Rating Comparison
User Ratings | |||
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Rating Distribution | |||
Spotsaas Editor’s POV generated by AI | Buyer sentiment Overall, users appreciate Slack for its ease of communication and collaboration but note challenges with pricing and information overload. What buyers like
Common complaints
| Buyer sentiment Buyer sentiment is mixed to positive across 381 reviews, with clear strengths and a few common watchouts. What buyers like
Common complaints
| Buyer sentiment Overall positive sentiment highlighting ease of use and advanced communication features, tempered by limited review volume and pricing clarity. What buyers like
Common complaints
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Pros and Cons |
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Positive Reviews | No reviews available for the product | No reviews available for the product | No reviews available for the product |
List of Customers
Customers |  Slack_customers_0  Slack_customers_1  Slack_customers_2 |  The World Bank  Albourne  Illumination MacGuff | No Customers information available. |
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Media and Screenshots
Screenshots |  7 Screenshots |  2 Screenshots | No screenshots available. |
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Videos |  1 Videos |  4 Videos | No videos available. |
Alternatives
Alternatives |
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Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].
Frequently asked questions
- Which is better, Slack or Rocket.Chat?
- Slack edges out the other on user ratings (4.5 vs 3.9). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
- Do Slack and Rocket.Chat offer a free trial?
- Yes, both Slack and Rocket.Chat offer a free trial.
- What is the starting price of Slack vs Rocket.Chat?
- Slack starts at $2.67 /Month. Rocket.Chat starts at $2 /User/Month.
- What are the top alternatives to Slack?
- Top alternatives to Slack include Microsoft Teams, Glip, Google Chat, ChatWork, Dialog.
- What are the top alternatives to Rocket.Chat?
- Top alternatives to Rocket.Chat include Slack, Glip, Google Chat, Zulip, IRCCloud.