--- canonical: "https://www.softatlas.io/stacks/benchmark/y-combinator-top-companies/productivity-collaboration" name: "All Productivity & Collaboration tools used by the Y Combinator Top companies" cohort: "Y Combinator Top companies" category: "Productivity & Collaboration" companies_listed: 74 tools_identified: 44 updated: "2026-09-15" --- # All Productivity & Collaboration tools used by the Y Combinator Top companies 32 of the 74 companies have at least one Productivity & Collaboration tool identified, 44 tools in all. Every percentage is a share of the full 74, so every figure is a floor. Functions: Business Phone Systems (3 tools), Project Management (9 tools), Team Collaboration (9 tools), Video Conferencing (2 tools), Knowledge Management (5 tools), Team Messaging (1 tool), Document Management (5 tools), Scheduling & Calendar (2 tools), Note-taking Tools (3 tools), Workflow Automation (4 tools), Office Productivity (1 tool). ## The 10 most adopted tools 1. [Jira](https://www.softatlas.io/jira), 7% (5 companies), rated 4.5/5 on Soft Atlas (1 review) 2. [Confluence](https://www.softatlas.io/confluence), 5% (4 companies) 3. [Grain](https://www.softatlas.io/grain), 5% (4 companies) 4. [Notion](https://www.softatlas.io/notion-labs-inc), 5% (4 companies), rated 4.8/5 on Soft Atlas (17 reviews) 5. [Slack](https://www.softatlas.io/slack-technologies-llc), 5% (4 companies), rated 4.5/5 on Soft Atlas (25 reviews) 6. [Zapier](https://www.softatlas.io/zapier), 5% (4 companies) 7. [Align](https://www.softatlas.io/align), 4% (3 companies) 8. [Atlassian](https://www.softatlas.io/atlassian-corporation-plc), 4% (3 companies) 9. [Focus](https://www.softatlas.io/focus), 4% (3 companies) 10. [Granola](https://www.softatlas.io/granola), 4% (3 companies), rated 4.8/5 on Soft Atlas (7 reviews) The other 34 are listed for Soft Atlas members at https://www.softatlas.io/stacks/benchmark/y-combinator-top-companies/productivity-collaboration. Benchmark: https://www.softatlas.io/stacks/benchmark/y-combinator-top-companies Source: https://www.softatlas.io/stacks/benchmark/y-combinator-top-companies/productivity-collaboration