What does Private Window Closer do?

Private Window Closer focuses on closing multiple private browsing windows manually. It is catalogued under Browser DevTools & extensions on PulseGate.

Who is Private Window Closer for?

Private Window Closer is a consumer product built for firefox users who frequently use private browsing.

Does Private Window Closer have a free plan?

Yes — Private Window Closer is free to use.

What platforms does Private Window Closer run on?

Private Window Closer runs on the web, embeddable surfaces, macOS, Windows, and Linux.

Is Private Window Closer still active?

Unverified. Private Window Closer has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What projects are similar to Private Window Closer?

Similar projects tracked by PulseGate include Hashrate Lens, SaveAI, and Codex File Drop.

Who develops Private Window Closer?

Private Window Closer is developed by Isaac Bass.

How long has Private Window Closer been around?

Private Window Closer first shipped in 2026.

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Private Window Closer

Name: Private Window Closer
Author: Isaac Bass

mozilla.orgBrowser DevTools & extensions

Private Window Closer is a Firefox browser extension that closes all open private browsing windows from a toolbar button or keyboard shortcut. It is intended for Firefox users who want to quickly end private browsing sessions.

FreeWebEmbeddablemacOSWindowsLinux

Visit mozilla.org

Overview

4 features

Private Window Closer sits in PulseGate's Browser DevTools & extensions category. It focuses on closing multiple private browsing windows manually. Private Window Closer is a consumer product aimed at firefox users who frequently use private browsing. Private Window Closer is free to use. It runs on the web, embeddable surfaces, macOS, Windows, and Linux.

It is developed by Isaac Bass, and it first shipped in 2026. Key capabilities include toolbar button, keyboard shortcut, and private window closing. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Toolbar button
Keyboard shortcut
Private window closing
No data collection

Built with & integrations

Runs on

BrowserEmbeddablemacOSWindowsLinux

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed31 Aug · 21:20 UTC
Private Window Closer verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Private Window Closer

What does Private Window Closer do?: Private Window Closer focuses on closing multiple private browsing windows manually. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Private Window Closer for?: Private Window Closer is a consumer product built for firefox users who frequently use private browsing.
Does Private Window Closer have a free plan?: Yes — Private Window Closer is free to use.
What platforms does Private Window Closer run on?: Private Window Closer runs on the web, embeddable surfaces, macOS, Windows, and Linux.
Is Private Window Closer still active?: Unverified. Private Window Closer has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What projects are similar to Private Window Closer?: Similar projects tracked by PulseGate include Hashrate Lens, SaveAI, and Codex File Drop.Hashrate Lens SaveAI Codex File Drop
Who develops Private Window Closer?: Private Window Closer is developed by Isaac Bass.
How long has Private Window Closer been around?: Private Window Closer first shipped in 2026.

At a glance

Pricing: Free
Platforms: Web
First seen: 31 Aug 2026
Built for: Firefox users who frequently use private browsing
Model: B2C
Solves: Closing multiple private browsing windows manually.

Registered as

Firefox Add-ons: private-window-closer

Developer

Isaac Bass

Index record

Indexed: 31 Aug 2026
Lifecycle: Alive
First seen: Aug 2026
Last seen: 31 Aug 2026

Identity audit (13)

Slug: private-window-closer-mozilla-org
Lifecycle last checked: 8 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 31 Aug 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 31 Aug 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/private-window-closer

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