Sisumail Antenna by sebastyijan

Sisumail Antenna connects your browser to your Sisumail encrypted inbox.

Features:

• Real-time email notifications via SSE
• Multi-account support with easy switching
• End-to-end encrypted - keys never leave your device
• 7-minute listening sessions to save battery
• Dark theme, accessible UI

How it works:

1. Generate a Device Key in Sisumail Settings
2. Connect the extension with your email + key
3. Click the icon to listen for new messages
4. View previews and open full messages in Sisumail

No data collection. Your credentials are stored locally.

You need an active Sisumail email account to use the extension. The active email inbox is a paid service, but you can join https://www.reddit.com/r/SisuMail/ and ask for a manual activation.