Iconic
Slack (dark) icons for Mac
2 alternative Slack (dark) icons for macOS, made by 2 designers, including thaledric and sachinsagrawal. The most popular one has been downloaded 280 times. Newest added June 2026. Every icon is a 1024×1024 PNG with a transparent background, sized for the Dock.
How to use a custom Slack (dark) icon
- Pick an icon below and download the PNG.
- One click with Iconic: select Slack (dark) in the sidebar, search, click the icon. Iconic restarts the Dock for you.
- Or by hand: open Finder → Applications, select Slack (dark), press ⌘I, then drag the PNG onto the small icon at the top of the Info window. Full guide.
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FAQ
Are these Slack (dark) icons free?
Yes. Every icon on this page is a free 1024×1024 PNG download, credited to the designer who made it. No account needed.
How do I change the Slack (dark) icon on my Mac?
Select Slack (dark) in Finder, press Command-I, and drag the PNG onto the icon at the top of the Info window. Or use Iconic to apply it in one click.
Will the custom icon survive Slack (dark) updates?
An app update can replace the app and bring the stock icon back. Iconic's background service notices updates and reapplies your custom icon automatically.