# Container cookie duplicator

> Automatically duplicate specific cookie domains to all your multi-account containers

Canonical page: [https://chrome-stats.com/d/container-cookie-duplicator](https://chrome-stats.com/d/container-cookie-duplicator)

## Overview

- **ID:** `container-cookie-duplicator`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Koen van Ingen
- **Category:** privacy-security,tabs
- **Daily users:** 2
- **Rating:** 1.00 / 5 (1 ratings)
- **Version:** 0.0.1
- **Last updated:** 2023-06-20
- **First published:** 2023-06-19
- **Size:** 44 KB
- **Data as of:** 2026-09-06
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/container-cookie-duplicator/)
- **Website:** [https://github.com/koen92/container-cookie-duplicator](https://github.com/koen92/container-cookie-duplicator)

## Description

Container cookie duplicator is a Firefox add-on that automatically synchronizes cookies from the 'main' container to all other configured containers. It copies cookies one-way to prevent conflicts and can be useful for duplicating login sessions.

## Rankings

- #62,991 — Overall

## Permissions and access

### Permissions

- `<all_urls>`
- `cookies`
- `storage`
- `contextualIdentities`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

- [ContainerCookies](https://chrome-stats.com/d/containercookies) — 13 users, 5.00 / 5
- [Multi-Account Containers Tools](https://chrome-stats.com/d/multi-account-containers-tools) — 1 users
- [Keep container cookies](https://chrome-stats.com/d/keep-container-cookies) — 6 users, 2.00 / 5
- [Swap cookies](https://chrome-stats.com/d/swap-cookies) — 86 users, 4.41 / 5
- [Firefox Multi-Account Containers](https://chrome-stats.com/d/multi-account-containers) — 412,354 users, 4.59 / 5
- [Tab Containers - Multi-Account Containers](https://chrome-stats.com/d/tab-containers) — 439 users, 4.00 / 5
- [Exclusive Containers](https://chrome-stats.com/d/exclusive-containers) — 5 users, 5.00 / 5
- [autobumper.io Cookie Synchronizer](https://chrome-stats.com/d/autobumper-io-cookie-sync) — 1 users
- [Containers Helper](https://chrome-stats.com/d/containers-helper) — 560 users, 4.72 / 5
- [Seamless Containers](https://chrome-stats.com/d/seamless-containers) — 1 users
- [Multi-Session Container Tabs](https://chrome-stats.com/d/multi-session-container-tabs) — 14 users
- [Auto Multi-Account Containers](https://chrome-stats.com/d/f015705a66ff4012b302) — 245 users, 4.00 / 5

---

Source: [Chrome-Stats](https://chrome-stats.com/d/container-cookie-duplicator)