com.slack Security & Privacy Scorecard

What This Means for You

Messages, files, and workspace activity stay within Slack's platform. In-app purchases are processed through Google Play Billing, which receives transaction details. No advertising or behavioral tracking services were detected operating on user data.

Recommendation: Very Secure

Best For: Teams wanting streamlined workplace communication

Key Findings

Data Security - 1 finding (1 medium)

Network Security - 0 findings

Code Safety - 0 findings

Privacy - 0 findings

Privacy Concerns

What Data is Collected

Slack collects account details, messages, files, and workspace activity as part of delivering its service. When an in-app purchase is completed, transaction details are processed through Google Play Billing.

Third-Party Data Sharing

• Google Play Billing Library - Handles in-app purchase transactions when a user chooses to make a payment inside the app.

Understanding the Scores

Positive Security Features

• Data in transit between the device and Slack's servers is well protected.
• No user data is routed to advertising or behavioral profiling services.
• The app's internal code structure shows consistent safe practices throughout.

Areas for Improvement

• One data handling practice in the storage layer could be hardened to further protect information kept on the device.
• Users with highly sensitive workplace communications may want to review Slack's own data retention settings as an added precaution.

About This Analysis

This scorecard is based on static analysis of the app's compiled code and configuration. Scores reflect how the app manages user data, secures its communications, and guards against common risks.

App Details

• Package: com.slack
• Version: 13.0
• Analysis Date: 2026-03-03