Adoption Index · Monthly

Adoption Index: September 2025

Google Workspace moves up to #1 in September, and GitHub climbs into the top five.

20 appsAnonymized usage data

Updated October 7, 2026 · Changelog
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#1Google Workspace (G Suite) holds the top spot
+3GitHub, the biggest climber
6 of 20apps moved up the ranking

Source: Torii Research, anonymized and aggregated usage data. Published September 10, 2025. Summary figures computed from the 20 apps in this report.

What kinds of apps

Every edition, by theme →
5%AI-native: 1 of the 20 appsSame share as August 2025
50%Work suites and collaboration, the biggest theme10 of the 20 apps
+5 ptsDeveloper and data tools, the biggest changesince August 2025

Not in this edition, but in August 2025: Personal productivity (5%).

Share of the 20 apps in this edition, by theme. Each app has one theme, assigned by Torii Research from what the product does; AI marks the AI themes. Select a theme to filter the list below. How themes work.

Top of the index

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

1

Google Workspace (G Suite)

IT & Security

2 places upRank change
20Shadow IT
2

Slack

Operations

1 places downRank change
15Shadow IT
3

Zoom

Operations

1 places downRank change
19Shadow IT

All 20 apps

These are the most popular apps based on usage from the month of August 2025.

Operations

2

Slack

1 places downRank change
15Shadow IT

Slack is a cloud-based team collaboration tool. Slack brings all your communication together in…

About Slack

Slack is a cloud-based team collaboration tool. Slack brings all your communication together in one place. It's real-time messaging, archiving and search for modern teams.

Theme: Work suites and collaboration

Vendor claims: SOC 2, ISO 27001, GDPR

slack.com ↗ · Profile across every edition →

Operations

3

Zoom

1 places downRank change
19Shadow IT

Zoom unifies cloud video conferencing, simple online meetings, and group messaging into one…

About Zoom

Zoom unifies cloud video conferencing, simple online meetings, and group messaging into one easy-to-use platform. Its solution offers the best video, audio and screen-sharing experience.

Theme: Work suites and collaboration

Vendor claims: SOC 2, ISO 27001, GDPR

zoom.us ↗ · Profile across every edition →

Project Management

4

Atlassian

SameRank change
25Shadow IT

Atlassian is an enterprise software company that develops products for software developers,…

About Atlassian

Atlassian is an enterprise software company that develops products for software developers, project managers, and content management. It is best known for its issue tracking application, Jira, and its team collaboration and wiki product, Confluence.

Theme: Work suites and collaboration

Vendor claims: SOC 2, ISO 27001, GDPR

atlassian.com ↗ · Profile across every edition →

Developer Tools

5

GitHub

3 places upRank change
9Shadow IT

GitHub is a web-based Git repository hosting service. It offers all of the distributed version…

About GitHub

GitHub is a web-based Git repository hosting service. It offers all of the distributed version control and source code management (SCM) functionality of Git as well as adding its own features. It provides access control and several collaboration features such as bug tracking, feature requests, task management, and wikis for every project.

Theme: Developer and data tools

Vendor claims: SOC 2, ISO 27001, GDPR

github.com ↗ · Profile across every edition →

Operations

6

Microsoft 365

1 places upRank change
2Shadow IT

Microsoft office 365 is a group of software and services subscriptions that provides…

About Microsoft 365

Microsoft office 365 is a group of software and services subscriptions that provides productivity software and related services to subscribers. Office 365 offers plans providing e-mail and social networking services through hosted versions of Exchange Server, Skype for Business Server, SharePoint and Office Online, integration with Yammer, as well as access to the Microsoft Office software.

Theme: Work suites and collaboration

Vendor claims: SOC 2, ISO 27001, GDPR

office.com ↗ · Profile across every edition →

IT & Security

7

Google Chrome

1 places downRank change
42Shadow IT

Google Chrome, offered by Google, is a widely used web browser known for its speed, simplicity,…

About Google Chrome

Google Chrome, offered by Google, is a widely used web browser known for its speed, simplicity, and efficiency. It supports many extensions, providing customizable user experiences, and is designed for secure browsing with features like automatic updates and phishing protection.

Theme: Browsers and search

Vendor claims: SOC 2, ISO 27001, GDPR

google.com ↗ · Profile across every edition →

Design

8

Figma

3 places downRank change
23Shadow IT

Figma is an online tool created specifically for interface design. Built entirely in the…

About Figma

Figma is an online tool created specifically for interface design. Built entirely in the browser, Figma enables the entire team’s design process to happen in one online tool.

Theme: Design and video

Vendor claims: SOC 2, ISO 27001, GDPR

figma.com ↗ · Profile across every edition →

Productivity

9

ChatGPT

SameRank change
33Shadow IT

ChatGPT helps you get answers, find inspiration and be more productive. It is free to use and…

About ChatGPT

ChatGPT helps you get answers, find inspiration and be more productive. It is free to use and easy to try. Just ask and ChatGPT can help with writing, learning, brainstorming and more.

Theme: AI assistants · AI-native

Vendor claims: SOC 2, ISO 27001, GDPR

chatgpt.com ↗ · Profile across every edition →

Design

10

Adobe

SameRank change
23Shadow IT

Adobe helps customers create highly compelling content, deliver it across diverse media and…

About Adobe

Adobe helps customers create highly compelling content, deliver it across diverse media and devices, and then optimize it through systematic targeting and measurement. Adobe offers complete spectrum of capabilities, providing a critical competitive edge in today's ever-changing media landscape.

Theme: Design and video

Vendor claims: SOC 2, ISO 27001, GDPR

adobe.com ↗ · Profile across every edition →

Design

11

Canva

SameRank change
47Shadow IT

Canva makes graphic design amazingly simple for everyone, by bringing together a drag-and-drop…

About Canva

Canva makes graphic design amazingly simple for everyone, by bringing together a drag-and-drop design tool with a library of more than 1 million stock photographs, graphic elements and fonts. Users can also choose from hundreds of professional templates to create social media graphics, presentations, flyers, posters, invitations and so much more.

Theme: Design and video

Vendor claims: SOC 2, ISO 27001, GDPR

canva.com ↗ · Profile across every edition →

Sales & Marketing

12

Salesforce

2 places upRank change
7Shadow IT

Salesforce is a leading customer relationship management (CRM) platform that provides a…

About Salesforce

Salesforce is a leading customer relationship management (CRM) platform that provides a comprehensive suite of tools for sales, customer service, marketing automation, analytics, and application development. It helps businesses streamline processes, improve customer interactions, and drive growth.

Theme: Sales, marketing, and CX

Vendor claims: SOC 2, ISO 27001, GDPR

salesforce.com ↗ · Profile across every edition →

Operations

15

Loom

3 places upRank change
47Shadow IT

Loom is a video communication platform helping individuals and teams unlock the power of video…

About Loom

Loom is a video communication platform helping individuals and teams unlock the power of video in the workplace.

Theme: Work suites and collaboration

Vendor claims: SOC 2, GDPR

loom.com ↗ · Profile across every edition →

Developer Tools

16

Postman

3 places downRank change
39Shadow IT

Postman is the complete toolchain for API developers. Postman makes working with APIs faster…

About Postman

Postman is the complete toolchain for API developers. Postman makes working with APIs faster and easier by supporting developers at every stage of their workflow, and is available for Mac OS X, Windows, Linux and Chrome users

Theme: Developer and data tools

Vendor claims: SOC 2, ISO 27001, GDPR

getpostman.com ↗ · Profile across every edition →

Project Management

17

Notion

1 places downRank change
43Shadow IT

Notion is a document editor that lets you nest pages inside each other, like an infinite…

About Notion

Notion is a document editor that lets you nest pages inside each other, like an infinite knowledge base. Notion is a new tool that blends your everyday work apps into one. It's a unified and collaborative workspace for you and your team.

Theme: Work suites and collaboration

Vendor claims: SOC 2, ISO 27001, GDPR

notion.so ↗ · Profile across every edition →

Project Management

18

Jira

3 places downRank change
12Shadow IT

JIRA is a proprietary issue tracking tool developed by Atlassian. It is used for bug tracking,…

About Jira

JIRA is a proprietary issue tracking tool developed by Atlassian. It is used for bug tracking, issue tracking, and project management.

Theme: Work suites and collaboration

Vendor claims: SOC 2, ISO 27001, GDPR

jira.atlassian.com ↗ · Profile across every edition →

Developer Tools

19

Amazon Web Services (AWS)

NewRank change
0Shadow IT

Amazon Web Services (AWS) is a secure cloud services platform, offering compute power, database…

About Amazon Web Services (AWS)

Amazon Web Services (AWS) is a secure cloud services platform, offering compute power, database storage, content delivery and other functionality to help businesses scale and grow. It offers reliable, scalable, and inexpensive cloud computing services.

Theme: Developer and data tools

Vendor claims: SOC 2, ISO 27001, GDPR

aws.amazon.com ↗ · Profile across every edition →

Operations

20

DocuSign

NewRank change
11Shadow IT

DocuSign provides electronic signature technology and Digital Transaction Management services…

About DocuSign

DocuSign provides electronic signature technology and Digital Transaction Management services for facilitating electronic exchanges of contracts and signed documents. DocuSign’s features include authentication services, user identity management and workflow automation.

Theme: Ops, HR, and finance

Vendor claims: SOC 2, ISO 27001, GDPR

docusign.com ↗ · Profile across every edition →

Source: Torii Research, anonymized and aggregated usage data. Published September 10, 2025. Summary figures computed from the 20 apps in this report.

What the data says

Google Workspace (G Suite) rises 2 places to #1, ahead of Slack at #2 and Zoom at #3.

GitHub climbs 3 places to #5, and OneDrive and Loom each gain 3 places. Amazon Web Services (AWS) and DocuSign join the ranking at #19 and #20.

Figma, Postman, and Jira each fall 3 places. Shadow risk stays low: the median Shadow IT index is 23.

Based on anonymized, aggregated usage data from August 1 to 31, 2025.

The data

Show the full data table (20 rows)
Adoption Index: September 2025. Ranked by org-level adoption. Rank change compares with the previous published edition. Source: Torii Research, September 10, 2025.
RankAppCategoryThemeAI-nativeRank changeShadow IT indexSOC 2 claimedISO 27001 claimedGDPR claimed
1Google Workspace (G Suite)IT & SecurityWork suites and collaborationNo+220YesYesYes
2SlackOperationsWork suites and collaborationNo-115YesYesYes
3ZoomOperationsWork suites and collaborationNo-119YesYesYes
4AtlassianProject ManagementWork suites and collaborationNoSame25YesYesYes
5GitHubDeveloper ToolsDeveloper and data toolsNo+39YesYesYes
6Microsoft 365OperationsWork suites and collaborationNo+12YesYesYes
7Google ChromeIT & SecurityBrowsers and searchNo-142YesYesYes
8FigmaDesignDesign and videoNo-323YesYesYes
9ChatGPTProductivityAI assistantsYesSame33YesYesYes
10AdobeDesignDesign and videoNoSame23YesYesYes
11CanvaDesignDesign and videoNoSame47YesYesYes
12SalesforceSales & MarketingSales, marketing, and CXNo+27YesYesYes
13Microsoft TeamsIT & SecurityWork suites and collaborationNo-128YesYesYes
14OneDriveOperationsWork suites and collaborationNo+339YesYesYes
15LoomOperationsWork suites and collaborationNo+347YesNoYes
16PostmanDeveloper ToolsDeveloper and data toolsNo-339YesYesYes
17NotionProject ManagementWork suites and collaborationNo-143YesYesYes
18JiraProject ManagementWork suites and collaborationNo-312YesYesYes
19Amazon Web Services (AWS)Developer ToolsDeveloper and data toolsNoNew0YesYesYes
20DocuSignOperationsOps, HR, and financeNoNew11YesYesYes

Free to quote with attribution to Torii Research and a link to this page. A plain-text version is at adoption-index-september-2025.md.

How to read this index

Rank
Position by org-level adoption in this edition.
Rank change
Places gained or lost versus the previous published edition. New marks an app that was not in that edition.
Shadow IT index
How often the app is left unsanctioned, 0 to 100. Context for how governed each staple is.

Definitions in the glossary; formulas and limitations on the Methodology page.

Changelog

  1. UpdateAdded takeaways from this edition's data.
  2. UpdateMoved from toriiresearch.com; title standardized.

Cite this report

Figures are free to quote with attribution to Torii Research and a link to this page.

Embed this ranking

Paste this on your page to show the top 10 with a credit link back to the report. Preview

<iframe src="https://www.toriihq.com/research/embed/adoption-index-september-2025" title="Adoption Index: September 2025, top 10 (Torii Research)" width="100%" height="620" style="border:0" loading="lazy"></iframe> <p>Source: <a href="https://www.toriihq.com/research/reports/adoption-index-september-2025">Torii Research, Adoption Index: September 2025</a></p>

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