Tab Split View by Tab Split View
Split two tabs side by side — current tab on the right, previous tab on the left.
Available on Firefox for Android™Available on Firefox for Android™
Extension Metadata
About this extension
Tab Split View lets you instantly split your browser tabs into a side-by-side layout with one click or a keyboard shortcut.
When triggered, your active tab moves to the right half of your screen, while all other tabs are grouped together in the left half — each window sized to exactly 50% of your screen.
Features:
- One-click split via the toolbar button
- Keyboard shortcut: Option+X (Mac) / Alt+X (Windows/Linux)
- Works with 2 or more tabs
- No data collected, no tracking
When triggered, your active tab moves to the right half of your screen, while all other tabs are grouped together in the left half — each window sized to exactly 50% of your screen.
Features:
- One-click split via the toolbar button
- Keyboard shortcut: Option+X (Mac) / Alt+X (Windows/Linux)
- Works with 2 or more tabs
- No data collected, no tracking
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Permissions and data
Required permissions:
- Access browser tabs
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 1.0
- Size
- 10.28 KB
- Last updated
- a month ago (Apr 13, 2026)
- Related Categories
- License
- MIT License
- Version History
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