Price checkPer seat
FreeFreePro$7.25/user/moBusiness+$15/user/mo
See all 4 plans

All Slack Plans & Pricing

Plan Monthly Annual Best For
View all features by plan (compare side-by-side)

Free

  • 90 days of message history
  • Up to 10 app integrations
  • 1:1 audio and video calls
  • Slack Connect for external messaging
  • Basic AI features
  • 5 GB total file storage

Pro

  • Unlimited message history
  • Unlimited app integrations
  • Group audio and video calls
  • SAML-based SSO
  • 10 GB file storage per user
  • Basic AI features included

Business+

  • Everything in Pro
  • Advanced Slack AI (search, summaries, recaps)
  • 99.99% uptime SLA
  • Data exports for all messages
  • SCIM provisioning and advanced identity management
  • 24/7 support with 4-hour response time

Enterprise+

  • Everything in Business+
  • Multiple connected workspaces
  • Enterprise-grade AI and search
  • Custom data residency
  • Advanced security and DLP controls
  • Dedicated customer success manager
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What does Slack actually cost you?

Drag the slider. Pick a tier. Watch your projected spend update live.

Tier
Billing
Your projected cost$181.25per month · $7.25/seat × 25 seats
Year 1 license$2.2K12 months at this rate
At a glance

List price by tier (annualized, per seat)

Per-seat list price across Slack's plans, annualized. Custom-priced tiers show a hatched bar.

FreeCustom
Pro$87/yr
Business+$180/yr
Enterprise+Custom
Quick Answer
Last verified:
Medium confidence

Slack costs Free to $15 per user/month as of June 2026, with 4 plans available including a free tier. Plans: Free (free), Pro at $7.25/user/month, and Business+ at $15/user/month. Enterprise pricing is available on request. Pricing depends on your chosen tier, contract length, and negotiated discounts.

Use the interactive pricing calculator to estimate your exact cost based on team size and requirements.

  • Free tier: Yes

Slack offers 4 pricing tiers: Free, Pro, Business+, Enterprise+. A free plan is available. Paid plans include Pro at $7.25/user/month, Business+ at $15/user/month. The Pro plan is growing teams that need full message history.

Compared to other communication software, Slack is positioned at the budget-friendly price point.

  • Average negotiated discount: 14%
    • 0
  • Contracts auto-renew — 30 days written notice before subscription term end. Either party can give notice of non-renewal at least 30 days before the end of a subscription term to stop auto-renewal. For Enterprise contracts, the deadline is typically 30-90 days before contract end. Monthly plans receive renewal notices 30 days before billing date; annual plans receive 60-90 days notice.
Last verified: | Sources: 1 pricing pages and reviews

How much does Slack cost?

Slack offers 4 pricing plans, starting with a free tier and scaling to custom enterprise pricing. Plans include Free (free), Pro at $7.25/user/month, Business+ at $15/user/month, Enterprise+ (custom pricing).

Slack Pricing Overview

Slack has 4 pricing plans, including a free tier. Paid plans range from $0 to $15/user/month. The Free plan is free and is best for small teams getting started. The Pro plan costs $7.25/user/month, best for growing teams that need full message history. The Business+ plan costs $15/user/month, best for organizations requiring compliance and advanced identity management. The Enterprise+ plan requires contacting sales for a custom quote and is designed for large enterprises needing multiple workspaces and enterprise-grade security.

Slack contracts auto-renew.

This pricing was last verified in June 9, 2026 from 1 independent source.

Try Slack Free

Slack costs $7.25–$15/user/month on annual billing as of 2026. The Pro plan is $7.25/user/month and the Business+ plan is $15/user/month. A Free plan is also available with a 90-day message history limit. Enterprise+ pricing is custom and requires contacting sales.

Pro includes unlimited message history, unlimited app integrations, and group calls. Business+ adds advanced Slack AI features, a 99.99% uptime SLA, compliance data exports, and SCIM provisioning. Both plans are billed annually at the prices above; monthly billing is available at higher per-seat rates.

SAML-based SSO is available starting with the Pro plan. Teams that need enterprise-grade security controls, custom data residency, or multiple connected workspaces should look at Enterprise+ and contact Slack's sales team for a quote.

How Slack Pricing Compares

Compare Slack pricing against top alternatives in Communication.

Microsoft Teams $0-12.50/user/mo Compare → Discord $0-4.99/user/mo Compare → Zoom $0-25.99/user/mo Compare →

Compare Slack vs Alternatives

Before committing to Slack, compare pricing with these 3 alternatives in the same category.

VSMicrosoft Teams
Free

Organizations already using Microsoft 365

Full comparison
VSDiscord
Free

Tech teams and communities wanting free, powerful voice chat

Full comparison
VSZoom
Free

Teams prioritizing video meetings over chat

Full comparison

All Slack alternatives & migration guides

What Companies Actually Pay for Slack

Review scores
TrustRadius 8.7/10 (5)
Trustpilot 2.3/5 (24)
Top pricing complaints
Expensive pricing for growing teamsPoor customer support responsivenessNotification overload and distractionFree plan message history limitations
Source: Vendr buyer database — median calculated from 0 real purchase transactions. Savings figure reflects negotiated discounts reported by buyers.

How Slack Pricing Compares

Software Starting Price Top Price
Slack Free $15/user/month
Discord Free $9.99/user/month
Google Meet Free $21.6/user/month
Loom Free $20/user/month
Microsoft Teams $4/user/month $22/user/month
RingCentral $30/user/month $45/user/month

Detailed pricing comparisons:

Browse all Communication pricing →

Intelligence sourced from 7 independent sources
official Trustpilot Consumer reviews industry Vendr Verified buyer transactions Hacker News Tech community Reddit User discussions TrustRadius Enterprise reviews
Key claims include inline source attribution. Data verified against multiple independent sources. 15 source citations total.

Slack Contract Terms

Slack contracts auto-renew. Changes require 30 days written notice before subscription term end. Either party can give notice of non-renewal at least 30 days before the end of a subscription term to stop auto-renewal. For Enterprise contracts, the deadline is typically 30-90 days before contract end. Monthly plans receive renewal notices 30 days before billing date; annual plans receive 60-90 days notice.. These terms are sourced from verified buyer experiences.

Contract Terms
Auto-Renewal Yes
Cancellation Notice 30 days written notice before subscription term end. Either party can give notice of non-renewal at least 30 days before the end of a subscription term to stop auto-renewal. For Enterprise contracts, the deadline is typically 30-90 days before contract end. Monthly plans receive renewal notices 30 days before billing date; annual plans receive 60-90 days notice.
Minimum Commitment Pro and Business+ have no published minimum seat count, but even 2-person teams pay for a minimum of 3 seats. Enterprise+ requires annual commitment, typically 1-3 year terms. Legacy Enterprise Select required a minimum of 9 users at $240/user/year on annual agreements only. Multi-year contracts (2-3 years) can save 15-25% compared to annual renewals.
Price Escalation Since the Salesforce acquisition, Slack enforces a mandatory 9% year-over-year price increase at renewal unless specific conditions are met: demonstrating 15-20% ARR growth, committing to multi-year contracts, or adding new Salesforce products. Over four years, the 9% annual uplift adds approximately $38,313 to cumulative subscription cost for a mid-size deployment — a 38% total increase. Business+ pricing increased 20% in 2025 (from $12.50 to $15/user/month) to reflect bundled AI features. Enterprise Select and Enterprise Grid were consolidated into Enterprise+ in August 2024. Annual contracts often include language allowing 5-7% price increases at renewal.
Based on 7 verified sources

How to Negotiate Slack Pricing

Slack contracts are negotiable — buyers save an average of 14% off list price. These 7 tactics are sourced from real buyer experiences and procurement specialists.

Negotiation Playbook 7 tactics
Start with Free Plan and Upgrade Selectively high success

Begin with the free plan and only upgrade when you hit the 90-day message history limit or genuinely need paid features. Many teams find the free tier sufficient for basic communication needs.

HN discussion on Slack pricing strategy
Consider Alternatives for Large Teams high success

For teams over 50 users, evaluate alternatives like Microsoft Teams (bundled with Office 365) or Discord (free). Per-user pricing makes Slack increasingly expensive at scale.

HN and Reddit discussions on Slack vs Teams vs Discord
Consider Microsoft Teams as leverage medium success

Teams is bundled free with Office 365 and offers similar functionality. Use this as a pricing negotiation point with Slack, especially for enterprise contracts.

Hacker News discussion noting enterprises switching from Slack to Teams due to $0 incremental cost
Evaluate actual user count needs medium success

Slack's per-user pricing can be reduced by carefully managing who needs paid access versus free tier access. Consider separating teams or using alternative solutions for certain groups.

Multiple HN comments about per-user pricing becoming expensive at scale
Negotiate Annual Billing Discount medium success

Slack offers annual billing at a discount vs monthly. The listed annual price ($105/user/year for Pro) represents a 12-month commitment but saves ~15% vs monthly billing.

Slack pricing page and HN discussions
Use Google SSO Instead of SAML medium success

If possible, use Google Workspace SSO (free on all Slack tiers) instead of SAML-based SSO (requires Business+ tier). This avoids the $5.83/user/month upcharge for SAML.

HN discussion on SSO pricing
Look for nonprofit or startup pricing low success

Some organizations have successfully moved to free alternatives like Discord when Slack pricing became prohibitive. Check if Slack offers discounted pricing for nonprofits or early-stage companies.

HN comment about nonprofit switching from Slack to Discord due to pricing
High success Medium Low / difficult

Full negotiation guide →

Slack Price History

Pricing changes CostBench has tracked for Slack, verified across 5 snapshots going back to 2024Q2.

  1. Slack price increase

    Highest tier increased from $13 to $18/month

    +44%

  2. Slack tier renamed

    "Enterprise" renamed to "Enterprise+"

  3. Slack price decrease

    Highest tier decreased from $29 to $13/month

    -56.9%

  4. Slack Pro decrease

    Pro tier decreased from $29 to $9/month

    -69.8%

  5. Slack Business+ decrease

    Business+ tier decreased from $39 to $13/month

    -67.9%

  6. Slack tier renamed

    "Enterprise Grid" renamed to "Enterprise"

  7. Slack price increase

    Highest tier increased from $13 to $29/month

    +132%

  8. Slack Pro increase

    Pro tier increased from $9 to $29/month

    +231.4%

  9. Slack Business+ increase

    Business+ tier increased from $13 to $39/month

    +212%

Price increased 44% over 1.2 years

Slack Pricing FAQ

01 How much does Slack cost per user?

Slack Pro costs $7.25/user/month on annual billing. Business+ costs $15/user/month on annual billing. Both plans also support monthly billing at higher rates. Enterprise+ is custom-priced through Slack's sales team.

02 Does Slack have a free plan?

Yes. Slack's Free plan has no per-user charge but limits message history to the most recent 90 days and caps app integrations at 10. Most teams that need full message access will need to upgrade to Pro at $7.25/user/month.

03 What is the cheapest paid Slack plan?

The cheapest paid plan is Pro at $7.25/user/month (annual billing). It includes unlimited message history, unlimited app integrations, group calls, and SAML-based SSO.

04 What is the difference between Slack Pro and Business+?

Pro ($7.25/user/month) covers unlimited history, integrations, and group calls. Business+ ($15/user/month) adds advanced Slack AI features including conversation summaries and channel recaps, a 99.99% uptime SLA, compliance-grade data exports, and SCIM provisioning. Choose Business+ if your team needs AI-powered features or compliance controls.

05 What does Slack Enterprise+ cost?

Enterprise+ does not have a published price. It is sold through Slack's sales team and priced based on your organization's size and requirements. It includes multiple connected workspaces, enterprise-grade AI, custom data residency, and advanced security controls.

06 How does Slack compare to Microsoft Teams on price?

Slack Pro starts at $7.25/user/month. Microsoft Teams is included with many Microsoft 365 subscriptions. Organizations already paying for Microsoft 365 often find Teams is effectively no additional cost. Slack positions itself as a premium tool with a stronger integration ecosystem and channel-based workflow.

Is this pricing incorrect? — we'll verify and update it.