Is Superhuman Mail safe?
Most notable: access data on all websites, access data on all websites.
What it can access (14 permissions)
Read from the extension’s own manifest. These describe what it is technically able to do — not what it does do.
- Access data on all websitescritical
Read and change the content of every site you visit, including banking and email.
- Access data on all websitescritical
Read and change the content of every site you visit, including banking and email.
- Tab informationmedium
See the URL and title of every tab you have open.
- Inject scriptsmedium
Run its own code inside pages you visit.
- Scheduled taskslow
Run code on a timer.
- backgroundlow
No documented elevated capability.
- gcmlow
No documented elevated capability.
- Notificationslow
Show desktop notifications.
- Local storagelow
Store its own settings and data locally.
- system.cpulow
No documented elevated capability.
- system.displaylow
No documented elevated capability.
- system.memorylow
No documented elevated capability.
- Unlimited local storagelow
Store data locally without the normal quota.
- offscreenlow
No documented elevated capability.
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Claim this extensionData read from the Chrome Web Store listing on 2026-09-16. Install counts are the store’s own rounded buckets. Permission descriptions are derived from the extension’s published manifest. This page describes capabilities, and is not an accusation of misuse.