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It's a split decision.
Choose ClickUp if you want projects, docs, chat and time tracking in one workspace; its Core plan is listed at $9 per user/month, though the billing term is unclear. Choose Slack for channel-based communication, external messaging and app integrations; Pro is $7.25 per user/month billed annually, or $8.75 monthly. Both have free plans with meaningful limits: ClickUp caps storage and automation, while Slack limits message history and apps. Slack scores slightly higher overall in the published reviews.
01Side by side
| ClickUp | Slack | |
|---|---|---|
| Starting price | Core listed at $9/user/month; billing term unspecified | Pro: $7.25 annual equivalent; $8.75 monthly |
| Free plan | 60 MB storage; 100 monthly automation actions | 90-day message history; up to 10 apps |
| Best for | Teams managing projects, docs, chat and time together | Teams centered on channels, huddles and external messaging |
| Core strength | Projects, docs, chat and time tracking in one workspace | Channels, huddles, Slack Connect and workflows |
| Learning curve | Review ease-of-use score: 5 | Review ease-of-use score: 7 |
| Integrations/data | Automation quotas vary by plan | Paid plans list unlimited app integrations |
| Team and seat costs | Business: $17/user/month listed; 10 teams | Business+: $15/user/month annual equivalent |
| Support | Review support score: 4 | Review support score: 5 |
ClickUp Choose ClickUp if
- Choose ClickUp if you want projects, docs and chat together.
- Choose ClickUp if workspace time tracking matters.
- Choose ClickUp if you need dashboards and task automations.
Slack Choose Slack if
- Choose Slack if team conversations are your main need.
- Choose Slack if you need paid-plan unlimited app integrations.
- Choose Slack if you message clients and vendors through Slack Connect.
02Pricing compared
Both offer free plans, but the limits differ. ClickUp Free includes 60 MB of storage, five spaces, 100 automation actions per workspace per month and five active automation rules. Core is listed at $9 per user/month, but the pricing information does not specify its billing term. Business is listed at $17 per user/month, also without a stated billing term. Max costs $100 per user/month billed yearly, or $120 at the regular price.
Slack Free keeps 90 days of message history and supports up to 10 apps. Pro costs $7.25 per user/month billed annually or $8.75 monthly. Business+ is $15 annually or $18 monthly. These prices were checked November 6, 2026. Slack’s free plan suits basic chat; ClickUp’s free plan has explicit storage and automation caps.
03Features and depth
ClickUp covers more types of work in one product: project management, docs, chat, time tracking, dashboards and automations. Its AI agents can find answers and take action across workflows. That breadth may reduce the need to switch between separate tools, but it also means ClickUp is a project workspace, not just a chat app. Its automation limits vary by plan, from 100 actions per month on Free to 1 million on Enterprise and Max.
Slack centers on team conversations in channels, with huddles, Slack Connect for client and vendor messaging, and workflow automations. Its AI features include search across company files, decisions and conversations; huddles can include AI-generated meeting notes. Slack also connects to apps, with unlimited integrations on paid plans. Choose ClickUp when project work and collaboration need to sit together. Choose Slack when communication, external messaging and app connections are the priority. The published reviews score both products highly on features.
04Ease of use and learning curve
Slack’s narrower focus can make it easier to get started if the main job is team communication. Channels, direct messages and huddles are its core tools. ClickUp puts projects, docs, chat, time tracking, dashboards and automations in one workspace, which gives teams more to learn and configure. Users report complexity and reliability concerns with ClickUp; the published review gives it a 5/10 for ease of use, versus 7/10 for Slack.
That does not make Slack the better fit for every team: it may mean keeping project tracking elsewhere. ClickUp may consolidate more work, but teams should account for the learning curve. Slack’s free plan also limits history to 90 days and apps to 10, so moving more collaboration into it may require a paid plan.
Questions people ask
Is Slack still widely used?
The published information does not include usage or market-share data, so we can’t confirm how widely Slack is used. It does describe Slack as a team communication platform with channels, huddles, external messaging and app integrations. Check whether the people your team works with already use it before switching.
Does ClickUp work with Microsoft Teams?
The published ClickUp information does not say whether it integrates with Microsoft Teams, so that compatibility is not published here. ClickUp includes chat in its workspace, but that does not confirm a Teams connection. Check ClickUp’s current integration documentation before making the decision depend on it.
What are the disadvantages of Slack?
Slack’s free plan limits message history to 90 days and apps to 10, according to the published pricing information. Advanced AI is included with Business+, listed at $15 per user/month billed annually or $18 monthly. The published review also describes the free plan as limited and gives Slack a 6.5/10 for value.
Is Slack really better than Teams?
The published information does not compare Slack with Microsoft Teams, so it cannot establish which is better. Slack’s listed strengths include channels, external messaging, app integrations and AI search. Compare the tools against your team’s communication needs, required integrations and plan costs before switching.