TidyMaccom.tinyspeck.slackmacgap is Slack’s app ID. Its folders hold your workspaces, cached messages, images and files so Slack opens quickly. Don’t delete them while you use Slack. To shrink it, use Slack’s own Help › Troubleshooting › Clear Cache and Restart.
Location: ~/Library/Containers/com.tinyspeck.slackmacgap · ~/Library/Application Support/Slack
What’s inside
- Signed-in workspaces
- Cached messages, emoji and images
- IndexedDB and service-worker caches
Shrink it from inside Slack
In Slack, choose Help › Troubleshooting › Clear Cache and Restart. Slack signs you back in and rebuilds what it needs.
If you no longer use Slack
Uninstall Slack, then remove ~/Library/Application Support/Slack and the com.tinyspeck.slackmacgap container.
Find every folder like this on your Mac
TidyMac lists big folders outside its library, checks which app owns each one and whether that app is still installed, and explains it.
Frequently asked questions
Can I delete com.tinyspeck.slackmacgap?
Keep: This belongs to an app you still use. com.tinyspeck.slackmacgap is Slack’s app ID. Its folders hold your workspaces, cached messages, images and files so Slack opens quickly. Don’t delete them while you use Slack. To shrink it, use Slack’s own Help › Troubleshooting › Clear Cache and Restart.
Where is com.tinyspeck.slackmacgap on my Mac?
~/Library/Containers/com.tinyspeck.slackmacgap · ~/Library/Application Support/Slack. In Finder choose Go › Go to Folder and paste the path.
How big does com.tinyspeck.slackmacgap get?
Usually 500 MB – 6 GB.