# Adoption Index: June 2026

Published June 2, 2026 by Torii Research (Torii). Updated October 8, 2026. Canonical URL: https://www.toriihq.com/research/reports/adoption-index-june-2026

Slack takes back #1 in June after one month behind Claude AI.

## What the data says

Slack is up 1 place to #1. Claude AI is down 1 place to #2 after a single month on top.

Notion is the biggest climber, up 6 places to #22. Microsoft Outlook climbs 4 places to #19.

Microsoft PowerPoint is down 5 places to #26, the largest drop. Microsoft Word is down 4 places to #24. 1Password joins the ranking at #30.

This edition covers May 2026 usage data.

## At a glance

- Top 3: Slack (#1), Claude AI (#2), Zoom (#3).
- Biggest climbers: Notion, up 6 to #22; Microsoft Outlook, up 4 to #19; Google Workspace (G Suite), up 2 to #4.
- Biggest drops: Microsoft PowerPoint, down 5 to #26; Microsoft Word, down 4 to #24; Atlassian, down 3 to #6.

## What kinds of apps

AI-native apps: 13% (4 of the 30 apps). Share of this edition's apps by theme (one theme per app; definitions at https://www.toriihq.com/research/themes):

- Work suites and collaboration: 43% (13 apps: Slack, Zoom, Google Workspace (G Suite), Microsoft 365, Atlassian, Microsoft Teams, OneDrive, Jira, Microsoft Outlook, Microsoft Excel, Notion, Microsoft Word, Microsoft PowerPoint)
- Developer and data tools: 17% (5 apps: GitHub, Amazon Web Services (AWS), Postman, Docker Hub, Google Cloud)
- AI assistants: 13% (4 apps: Claude AI, ChatGPT, Google Gemini, OpenAI)
- Design and video: 10% (3 apps: Figma, Adobe, Canva)
- Sales, marketing, and CX: 7% (2 apps: Salesforce, LinkedIn)
- Security and IT: 3% (1 app: 1Password)
- Browsers and search: 3% (1 app: Google Chrome)
- Ops, HR, and finance: 3% (1 app: DocuSign)

## Rankings

Ranked by org-level adoption. Rank change compares with the previous published edition.

| Rank | App | Category | Theme | AI-native | Rank change | Shadow IT index |
|---|---|---|---|---|---|---|
| 1 | Slack | Operations | Work suites and collaboration | No | +1 | 27 |
| 2 | Claude AI | Productivity | AI assistants | Yes | -1 | 43 |
| 3 | Zoom | Operations | Work suites and collaboration | No | +1 | 30 |
| 4 | Google Workspace (G Suite) | IT & Security | Work suites and collaboration | No | +2 | 31 |
| 5 | Microsoft 365 | Operations | Work suites and collaboration | No | Same | 29 |
| 6 | Atlassian | Project Management | Work suites and collaboration | No | -3 | 35 |
| 7 | ChatGPT | Productivity | AI assistants | Yes | +1 | 38 |
| 8 | GitHub | Developer Tools | Developer and data tools | No | -1 | 33 |
| 9 | Figma | Design | Design and video | No | Same | 34 |
| 10 | Google Chrome | IT & Security | Browsers and search | No | Same | 43 |
| 11 | Adobe | Design | Design and video | No | Same | 37 |
| 12 | Salesforce | Sales & Marketing | Sales, marketing, and CX | No | +1 | 35 |
| 13 | Microsoft Teams | IT & Security | Work suites and collaboration | No | -1 | 44 |
| 14 | Google Gemini | Productivity | AI assistants | Yes | +1 | 63 |
| 15 | OneDrive | Operations | Work suites and collaboration | No | -1 | 51 |
| 16 | Amazon Web Services (AWS) | Developer Tools | Developer and data tools | No | Same | 32 |
| 17 | Canva | Design | Design and video | No | +1 | 50 |
| 18 | Jira | Project Management | Work suites and collaboration | No | -1 | 34 |
| 19 | Microsoft Outlook | Productivity | Work suites and collaboration | No | +4 | 45 |
| 20 | Postman | Developer Tools | Developer and data tools | No | +2 | 49 |
| 21 | Microsoft Excel | Operations | Work suites and collaboration | No | -2 | 40 |
| 22 | Notion | Project Management | Work suites and collaboration | No | +6 | 48 |
| 23 | DocuSign | Operations | Ops, HR, and finance | No | +2 | 36 |
| 24 | Microsoft Word | Operations | Work suites and collaboration | No | -4 | 40 |
| 25 | Docker Hub | Developer Tools | Developer and data tools | No | -1 | 47 |
| 26 | Microsoft PowerPoint | Operations | Work suites and collaboration | No | -5 | 39 |
| 27 | Google Cloud | Developer Tools | Developer and data tools | No | -1 | 40 |
| 28 | LinkedIn | Sales & Marketing | Sales, marketing, and CX | No | -1 | 41 |
| 29 | OpenAI | Productivity | AI assistants | Yes | +1 | 43 |
| 30 | 1Password | IT & Security | Security and IT | No | New | 32 |

## Method

Anonymized, aggregated usage data from companies across industries and sizes, reported as percentages, ranks, and scores. No single organization is identifiable. Methodology: https://www.toriihq.com/research/methodology

## Changelog

- 2026-10-08, Update: Released after its edition date. This edition covers May 2026 data. It went live on 2026-10-08, and its figures were calculated then.

## How to cite

Torii Research. (2026, June 2). Adoption Index: June 2026 [Data set]. Torii. https://www.toriihq.com/research/reports/adoption-index-june-2026

Data: https://www.toriihq.com/research/data/adoption-index-june-2026.csv and https://www.toriihq.com/research/data/adoption-index-june-2026.json