OneTab
OneTab is a browser extension designed to help users manage tab overload and improve browser performance.
Our verdict
Who it's for
Save up to 95% memory and reduce tab clutter in your browser.
Who should look elsewhere
Requires manual update for new versions (as of Dec 2025 update)
Pros
- +Significantly reduces browser memory usage (up to 95%)
- +Speeds up computer performance by reducing CPU load
- +Helps declutter browser windows
- +No signup or registration required
- +Strong privacy assurance (tab URLs are not shared by default)
Cons
- −Requires manual update for new versions (as of Dec 2025 update)
- −Uninstalling deletes stored tabs
Key features
- ✓Convert all tabs to a list with one click
- ✓Restore individual tabs or all tabs at once
- ✓Export and import tabs as a list of URLs
- ✓Create a shareable web page from a list of tabs
- ✓Data persistence even after browser crashes or restarts
- ✓Available for Chrome, Firefox, Edge, Safari, Brave, Opera, Vivaldi, AVG, and Avast
Pricing
| Plan | Price | Billing | Notes |
|---|---|---|---|
| OneTab | — | month | Save up to 95% memory; Reduce tab clutter; Convert all tabs into a list |