Stable signalUnknownMedium-risk permissions
Duplicate Tab Detector icon

Duplicate Tab Detector

Automatically detects and closes duplicate tabs in your current window or across all windows for a cleaner browsing experience.

Users4KCurrent public install base
Rating4.2Store average score
Reviews21Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview

Duplicate Tab Detector Media preview

3 assets
Trend

User growth trend

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User Growth Over Time

4K4K4K4K4K2026年7月5日2026年7月6日2026年7月7日Latest: 4K
Rating trend

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7-day rating change

Start
4.19
Latest
4.19
7-day rating change
0.00
4.094.144.194.244.292026年7月5日2026年7月6日2026年7月7日Latest: 4.19
2026年7月5日2026年7月7日
Growth overview

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7-day growthFlat
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Technical snapshot

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Version2.4.2
ManifestV3
Size78.99KiB
Languages1English
Published
Store updated
Last crawled
English
Overview

Product summary

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Streamline your browsing and eliminate tab clutter with Duplicate Tab Detector - a smart extension that automatically finds and removes duplicate tabs across your browser.

Designed for productivity, it offers powerful features to help you stay organized and efficient:

🔍 Real-time duplicate detection as you browse

🗂️ Scans across all open browser windows, not just the current one

✖️ One-click closing or auto-closing of duplicates to reduce clutter

🧠 Option to auto-close duplicates silently for a seamless experience

Reviews

Recent review snapshot

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Store average score4.2Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average4.0Average computed only from synced review bodies below
Reviews with text17Synced review bodies
Total ratings / reviews21Chrome Web Store public rating/review count

Store average score: 4.2. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.

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Kyle Harder2025年8月1日
5

Does exactly what I want it to do, however it has some issues if the developer wants to improve it *update 1* the developer has implemented by url and tgs support potential duplicates could slip though because I need title and url to not hit false positives, but overall exactly what I wanted. only thing that would make it better is a full page view but its a nice to have, function matters more.

Version 2.3.19Language en
1 helpful · 0 not helpful
alioop2025年7月16日
4

So far, from several extensions I tested, this one seems to have the least performance impact on my browser with thousands of tabs open (most tabs are inactive of course, from previous sessions). So I'm pleased about that. However, as John McCabe said in their review, I am also getting many false positives because the titles are the same but the pages and URLs are different. To follow up on what you (Lyudmil Pelov) asked them, I would indeed be very happy if you added some configurable options, like requiring the full URL to match. In the meantime, at least when viewing the dupe list, I can see which tabs have different URLs and I don't close those.

Version 2.2.17Language en
Roberto Ruju2025年6月8日
4

This is a very nice extension, but fails to detect Google Workspace (docs/slides/sheets) duplicates when the duplicated documents are displaying different tabs, slides, or sheets. I've tested this multiple times and can see that the extension only sees the 2 tabs as duplicates when I switch one of them to the same slide/sheet/tab as the other. Google changed the way the slides/tabs/sheets are specified and all that information is no longer just after the hash symbol. For example, for sheets, the format is like this: https://docs.google.com/spreadsheets/{{DOC ID}}/edit?gid={{SHEET ID}}#gid={{SHEET ID}} Similarly, slides in Google Slides are like this: https://docs.google.com/presentation/d/{{DOC ID}}/edit?slide=id.{{SLIDE ID}}#slide=id.{{SLIDE ID}} And for Google docs, the URL format for tabs is: https://docs.google.com/document/d/{{DOC ID}}/edit?tab=t.{{TAB ID}} It would be great if the extension could have an option to ignore any characters after the following 3 strings in the URL: "?gid=" "?slide=" "?tab=" This would fix the functionality for finding duplicates of the same Google docs file. Do you think this is something you would have the time to implement? Many thanks for your great work

Version 2.2.17Language en
Mátyás Vezér2025年4月16日
5

Good stuff, works exactly as expected.

Version 2.2.6Language en
1 helpful · 0 not helpful
John McCabe2025年2月14日
1

Maybe I'm reading it wrong, but it only seems to use the domain and not the full URL for working out if tabs are duplicates are not, e.g. it showed me a load of tabs from github as "duplicates" but they were all different. Perhaps the number after the tab shows they're different in the UI, but I couldn't find any options to use full URLs.

Version 1.9.4Language en
1 helpful · 0 not helpful
Mahdi Bayouli2024年11月29日
5

Works like a charm.

Version 1.9.4Language en
Matt Inman2024年11月11日
5

This is the only tab duplicate closing extension that works for me at all. Try the others for yourself, but TabPatrol, Close Duplicate Tab, Tab Deduper, and Duplicate Tab Closer didn't even display duplicate tabs. Close Duplicate Tabs (tabs, plural) displayed some duplicates but not all of them. Close Duplicate Tabs only closed the duplicates once before the extension broke and was no longer able to close any duplicates it managed to detect. If TabPatrol worked it would be my top choice. TabPatrol has an option to auto close duplicate tabs.

Version 1.3Language en
1 helpful · 0 not helpful