October 2026: top 10

1. 1Claude AIsame rank
2. 2Slacksame rank
3. 3Atlassiansame rank
4. 4Zoomup 4
5. 5ChatGPTup 2
6. 6Microsoft 365down 1
7. 7Google Workspace (G Suite)down 3
8. 8GitHubdown 2
9. 9Google Chromesame rank
10. 10Adobeup 1

Source: Torii Research, Adoption Index: October 2026 (October 8, 2026). Anonymized, aggregated usage data.