54%
0% YoY
#2
Summary
- Slack ranks #2 within the Communication category, maintaining its position month-over-month.
- As of October 2026, 54% of organizations who have a vendor in the Communication category use Slack: up < 1 percentage points from last year.
- Slack has the highest adoption among mid-market companies (55%), compared to enterprise (52%), small-to-medium businesses (53%), and micro-SMB (54%).
- Slack key capabilities include channel-based messaging, workflow automation, and third-party app integrations, supporting team communication and collaboration at scale.
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Key stats
54%
0% YoY
Mid-Market, 46%
37%
44%
#2
#1
Adoption Rates by company size
| Company size | Adoption rate |
|---|---|
| SMB | 53% |
| Mid-market | 55% |
| Enterprise | 52% |
About Slack
Slack is a business messaging platform that organizes team communication into channels, direct messages, and integrations. It connects tools and people across organizations to streamline collaboration and workflows.
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About this data
These insights come from Ramp’s procurement and renewal data, built on real-world transactions observed across our platform. Figures represent aggregated observations from Ramp Procurement and Renewals activity.
| Date | New adopter share | Competitor switch rate | Dominant FTE segment | Adoption rate (Enterprise) | Adoption rate (Mid-Market) | Adoption rate (SMB) |
|---|---|---|---|---|---|---|
| Sep 2026 | 37% | 44% | Mid-Market, 46% | 52% | 55% | 53% |
| Aug 2026 | 40% | 44% | Mid-Market, 46% | 51% | 54% | 54% |
| Jul 2026 | 39% | 44% | Mid-Market, 45% | 51% | 54% | 54% |
| Jun 2026 | 37% | 45% | Mid-Market, 46% | 52% | 54% | 54% |
| May 2026 | 36% | 45% | Mid-Market, 46% | 50% | 53% | 54% |
| Apr 2026 | 35% | 45% | Mid-Market, 46% | 49% | 53% | 54% |
| Mar 2026 | 32% | 46% | Mid-Market, 46% | 49% | 53% | 54% |
| Feb 2026 | 37% | 46% | Mid-Market, 46% | 49% | 53% | 54% |
| Jan 2026 | 34% | 46% | Mid-Market, 46% | 49% | 52% | 54% |
| Dec 2025 | 39% | 47% | Mid-Market, 46% | 49% | 52% | 54% |
| Nov 2025 | 37% | 47% | Mid-Market, 46% | 49% | 52% | 54% |
| Oct 2025 | 36% | 47% | Mid-Market, 46% | 49% | 51% | 54% |
| Sep 2025 | 39% | 48% | Mid-Market, 47% | 49% | 51% | 54% |
| Aug 2025 | 43% | 50% | Mid-Market, 47% | 47% | 51% | 53% |
| Jul 2025 | 43% | 49% | Mid-Market, 47% | 47% | 50% | 52% |
| Jun 2025 | 35% | 48% | Mid-Market, 47% | 48% | 50% | 52% |
| May 2025 | 32% | 49% | Mid-Market, 47% | 50% | 50% | 52% |
| Apr 2025 | 38% | 49% | Mid-Market, 46% | 50% | 50% | 52% |
| Mar 2025 | 34% | 49% | Mid-Market, 46% | 52% | 50% | 51% |
| Feb 2025 | 33% | 50% | Mid-Market, 47% | 51% | 50% | 51% |
| Jan 2025 | 33% | 50% | Mid-Market, 47% | 50% | 50% | 51% |
| Dec 2024 | 33% | 53% | Mid-Market, 47% | 51% | 50% | 51% |
| Nov 2024 | 31% | 54% | Mid-Market, 46% | 51% | 50% | 51% |
| Oct 2024 | 34% | 56% | Mid-Market, 46% | 55% | 50% | 51% |
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