Slack offers four plans. Prices per active member/month, billed annually.
| Plan | Annual price | Key limits | Best for |
|---|---|---|---|
| Free | $0 | 90-day message history, 10 integrations | Very small teams, testing |
| Pro | $10/seat | Unlimited history, unlimited integrations | Small-medium teams |
| Business+ | $17.50/seat | SSO, compliance exports, 99.99% uptime SLA | Growing organizations |
| Enterprise Grid | Custom | Multi-workspace, advanced security | Large enterprises |
Prices verified April 2026. Get automatic alerts when Slack updates its pricing.
Two consecutive price increases signal Salesforce's monetization pressure on Slack. For competitors like Microsoft Teams (included with M365 subscriptions), Discord for Work, and emerging tools like Campfire, this is a significant opportunity window.
Teams running on Pro at 50 seats went from paying $4,350/year (2024) to $6,000/year (2026) — a 38% increase over two years. At that rate of increase, many teams are actively re-evaluating communication tool spend.
The window to win Slack customers opens every time they publish an increase. PricePulse monitors Slack's pricing page hourly and alerts you within minutes of any change — so you can react while teams are still in "should we switch?" mode.
PricePulse monitors Slack's pricing page every hour. Get an instant email with the before/after diff — react before your competitors do.
Monitor Slack — free See an example alertYes. The free plan limits message history to 90 days and allows only 10 app integrations. For teams that need full history or tools like Google Drive, GitHub, or Jira connected, Pro ($10/seat/month annual) is the minimum viable plan.
Microsoft Teams is included with Microsoft 365 Business plans starting at $6/user/month. For organizations already using M365, Teams has no marginal cost. This is Slack's biggest competitive threat, which may be driving Slack to justify its price premium with AI features (Slack AI launched 2024).
The annual discount was reduced from 20% to 15% in January 2026. At the current Pro rate of $10/month billed monthly or ~$8.50/month billed annually, the 15% discount still saves a meaningful amount for larger teams but is less compelling than before.
Annual plans lock in the current price for 12 months. If you expect Slack to raise prices again (which, based on recent history, is likely), signing an annual plan before the next increase announcement is a common strategy. Get PricePulse alerts to know when an increase is coming.