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Technology · head to head

Notion vs Slack

Notion logo

Notion

Technology

All-in-one workspace for notes, tasks, wikis, and databases

From
Free
Rated
-
Full reviewWebsite
Slack logo

Slack

Communication

Where work happens

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Notion free plan limited to 1,000 blocks for 2+ member workspaces, restricting team usage; Slack 90-day message history limit on free plan results in important conversations disappearing
  • They diverge on capability: Notion covers Rich text editing with blocks, Slack covers Channels.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Notion and Slack actually diverge.

Attributes where Notion and Slack differ
AttributeNotionSlack
PlatformsWeb, iOS, AndroidWeb, iOS, Android, macOS, Windows, Linux
CategoryTechnologyCommunication
Founded20162009

Identical on both: starting price (Free), pricing model (Unknown), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Notion

  • Rich text editing with blocks
  • Customizable databases
  • Kanban boards and calendars
  • Real-time collaboration
  • Template library
  • File attachments
  • Web clipper
  • API access

Only in Slack

  • Channels
  • Direct messaging
  • Voice & video calls
  • Screen sharing
  • File sharing
  • Search
  • Workflow builder
  • Slack Connect

Both cover

  • Google Drive
  • Trello
  • GitHub
  • SOC2

What people use each for

The jobs each tool is most often brought in to do.

Notion

  • Project managementnot Slack
  • Knowledge base creationnot Slack
  • Note-taking and documentationnot Slack
  • Team collaborationnot Slack
  • Content planningnot Slack

Slack

  • Team communicationnot Notion
  • Project coordinationnot Notion
  • Customer supportnot Notion
  • Remote worknot Notion
  • Cross-functional collaborationnot Notion

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Notion

  • Free plan limited to 1,000 blocks for 2+ member workspaces, restricting team usage
  • Free tier only includes trial AI capabilities; full Notion AI requires paid plan
  • Page history limited to 7 days on free plan
  • Per-member pricing increases costs for teams compared to flat-rate competitors
  • Limited automation capabilities compared to dedicated workflow platforms

Slack

  • 90-day message history limit on free plan results in important conversations disappearing
  • Per-user pricing becomes expensive quickly for larger teams
  • Notification overload with 78% of employees feeling overwhelmed by notifications
  • Mobile app performance issues including lag and slow syncing
  • Huddles limited to 50 people and cannot be recorded
  • Requires dedicated video conferencing service for formal meetings and webinars

Pricing, plan by plan

Notion

Free
  • FreeFree
    • 1000 block limit (2+ members)
    • 7-day page history
    • 5MB file upload cap
  • Plus$10/month
    • Unlimited blocks
    • 30-day page history
    • Unlimited file uploads
  • Business$20/month
    • All Plus features
    • Notion Agent
    • AI Meeting Notes
  • Enterprise$undefined/custom
    • All Business features
    • Advanced controls
    • Audit logs

Slack

Free

No published plan breakdown. See the Slack review.

Which should you pick?

Choose Notion if

  • You need rich text editing with blocks.
  • You want to start without paying.
  • You work on Web, iOS, Android.
  • You also want customizable databases.
Notion review

Choose Slack if

  • You need channels.
  • You want to start without paying.
  • You work on Web, iOS, Android, macOS, Windows, Linux.
  • You also want direct messaging.
Slack review

Questions people ask

Is Notion or Slack better?
Neither clearly leads. Notion starts at Free and Slack at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Notion or Slack?
Notion starts at Free and Slack at Free.
Does Notion or Slack run on more platforms?
Notion runs on Web, iOS, Android. Slack runs on Web, iOS, Android, macOS, Windows, Linux.
Can I use Notion for free?
Both have a free tier, so you can try either at no cost before committing.
What is Notion best used for?
Notion is most often used for project management, knowledge base creation, note-taking and documentation, team collaboration. Of those, project management and knowledge base creation are not what Slack is typically brought in for.
What can Notion do that Slack cannot?
Notion covers Rich text editing with blocks, Customizable databases, Kanban boards and calendars, Real-time collaboration. Slack covers Channels, Direct messaging, Voice & video calls, Screen sharing. Both handle Google Drive, Trello, GitHub, SOC2.

Answered from the vendors’ own pages

Notion: What features are included in the free Notion plan?

The free plan ($0/member/month) includes trial AI capabilities, basic forms and sites, Notion Calendar access, unlimited databases, up to 10 external guests, and 7-day page history.

Source
Slack: Does Slack have a free plan?

Yes, Slack offers a free plan indefinitely with no credit card required. Free users get 90-day message history, up to 10 app integrations, and 1:1 huddles.

Source
Notion: What is the difference between Plus and Business plans?

Plus ($10/member/month) adds custom forms, unlimited file uploads, and 30-day history. Business ($20/member/month) adds Notion Agent for autonomous tasks, AI Meeting Notes, and advanced security features.

Source
Slack: What are Slack's pricing plans?

Slack offers Free, Pro ($7.25/user/month with annual billing), Business+ ($12.50/user/month), and Enterprise Grid (custom pricing). Monthly billing costs approximately 20% more than annual.

Source
Notion: How does Notion calculate billing when team members join mid-month?

New members added mid-month incur prorated charges for the current billing period and are included in future billings.

Source
Slack: Does Slack support offline use?

Slack is a cloud-based platform and does not support robust offline work. Internet connectivity is required to access messages and collaborate.

Source
Notion: What is the refund policy for Notion subscriptions?

New users receive a full refund within 3 days for monthly plans or 30 days for annual plans. EU/UK customers get a 14-day refund window per regional policy.

Source
Slack: What integrations does Slack support?

Slack integrates with 43+ apps on average per team, including Google Drive, ChatGPT, Vercel, Asana, GitHub, and many others through their app marketplace.

Source
Notion: What happens if a payment fails on my Notion account?

Failed payments are retried up to 8 times before the account automatically downgrades to the free plan.

Source
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