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Slack

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Communication

4.3(169 ratings)

86% recommend

Slack is a powerful communication tool that streamlines team collaboration.

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About Slack

Best for teams replacing email with organized, real-time communication.

Slack is a channel-based messaging platform that serves as a digital headquarters for teams and organizations. It organizes conversations into channels by topic, project, or team, making it easy to find and follow relevant discussions without wading through unrelated messages. The platform supports direct messaging, voice and video calls, file sharing, and an extensive app ecosystem with thousands of integrations. It's used by everyone from small startups to Fortune 500 companies, and its search functionality makes it straightforward to retrieve past conversations and shared files. While it started as a tool for tech teams, Slack has become a standard communication hub across virtually every industry.

Pros

Highly organized channel-based communication reduces email clutter
Massive integration ecosystem with over 2,500 apps
Powerful search makes finding old conversations easy
Customizable notifications help manage information overload
Works seamlessly across desktop, mobile, and web

Cons

Can become distracting with constant notifications
Free plan limits message history to 90 days
Pricing gets expensive as teams scale up
Too many channels can create organizational chaos

Use Cases

Best for remote and hybrid teams needing a central communication hub

Best for cross-functional project collaboration with organized topic-based channels

Best for developer teams integrating alerts, deployments, and code reviews into chat

Best for customer support teams coordinating responses through shared channels

Key Features

6 features

Real-time messaging and notifications

File sharing and collaboration tools

Customizable channels for discussions

Integration with third-party apps

Searchable message history

Video and voice call capabilities

SaasHunter Score

8.2/10

“Your medium-sized team prioritizes streamlined communication and collaboration in a familiar interface.”

Ease of Use

8.0

Features

9.0

Pricing

7.0

Support

8.0

Integrations

9.0

Best For

Enterprise 9Small Business 9Agencies 8Startups 8Freelancers 7

Integrations

Google WorkspaceMicrosoft 365JiraTrelloZoomSalesforceGitHubZapier

Team Communication Messaging Tools Team Chat Messaging

Frequently Asked Questions

What is Slack?

Slack is a cloud-based team communication platform that organizes conversations into channels, supports direct messaging, file sharing, and integrates with thousands of third-party tools. It's designed to reduce reliance on email and centralize workplace communication.

How much does Slack cost?

Slack offers a free plan with limited features, a Pro plan at $7.25 per user/month, a Business+ plan at $12.50 per user/month, and an Enterprise Grid plan with custom pricing. All paid plans are billed annually, with slightly higher monthly billing options.

What are the main features of Slack?

Key features include channel-based messaging, direct messages, voice and video calls (Huddles), file sharing, workflow automation, threaded conversations, and a robust search function. Slack also offers an extensive app directory with thousands of integrations.

Who should use Slack?

Slack is ideal for teams and organizations of any size that need real-time communication and collaboration, especially remote or hybrid workplaces. It's particularly popular among tech companies, agencies, and any team looking to reduce email volume.

Is there a free plan for Slack?

Yes, Slack offers a free plan that includes access to 90 days of message history, 10 app integrations, and one-on-one video calls. For unlimited history, more integrations, and advanced features, a paid plan is required.