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For Shift classic refugees, and anyone with more than one Gmail

All your Gmail accounts. One native Mac app.

zinbox keeps every Gmail and Google Workspace inbox signed in, side by side, with one dock badge and real macOS notifications. It’s just email. Not another browser.

Shift’s classic app retires on September 30. If you liked it before it became a browser, zinbox is that app again.

No Spaces. No AI sidebar. No new tab page.

Just your inboxes, one keystroke apart, for a fraction of the price.

How it works

The whole app is one idea, done properly.

Every account signed in, and kept apart

Personal Gmail and Google Workspace accounts each get their own private session on your Mac, so nothing bleeds between them. Switch with a click or ⌘1–9, and it’s instant because every inbox stays loaded.

Notifications in seconds

Real macOS notifications for new mail in any account, even the ones you’re not looking at. No Gmail settings to flip. Click one and zinbox opens that account.

One badge that means something

Unread counts per account in the sidebar, and a single total on the dock. Choose which accounts count toward it, so a 20,000-message personal inbox doesn’t drown out work.

Your Gmail, untouched

No redesign and nothing to relearn. Labels, filters, keyboard shortcuts, attachments and Meet calls all work as they do in Gmail. Links open in your default browser, and zinbox can handle mailto: links.