# Containers Sync

> Sync containers across multiple devices. Please note that firefox sync is mandatory for the sync to work properly.

Canonical page: [https://chrome-stats.com/d/containers-sync](https://chrome-stats.com/d/containers-sync)

## Overview

- **ID:** `containers-sync`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Ramkumar K R
- **Category:** privacy-security,appearance,tabs
- **Daily users:** 183
- **Weekly downloads:** 2
- **Rating:** 2.55 / 5 (22 ratings)
- **Version:** 1.1.4
- **Last updated:** 2020-01-04
- **First published:** 2017-10-17
- **Size:** 101 KB
- **Data as of:** 2026-09-07
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/containers-sync/)
- **Website:** [https://github.com/ramkumar-kr/containers-sync/issues](https://github.com/ramkumar-kr/containers-sync/issues)

## Description

Containers Sync is a web extension that allows you to sync Firefox containers across multiple devices. With this add-on, you can conveniently manage and access your containers from anywhere. To use Containers Sync, make sure to have Firefox sync enabled for seamless synchronization.

## Rankings

- #8,615 — Overall
- #13 — sync
- #25 — contain
- #57 — contact
- #85 — device

## Permissions and access

### Permissions

- `alarms`
- `contextualIdentities`
- `storage`

## Safety

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

### Analysis details

- 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

- [Containerise CE sync](https://chrome-stats.com/d/containerise-ce-sync) — 6 users, 5.00 / 5
- [Sync](https://chrome-stats.com/d/sync_ext) — 12 users
- [Sync Everything](https://chrome-stats.com/d/sync-everything) — 8 users
- [Synced Tab Groups](https://chrome-stats.com/d/synced-tab-groups) — 45 users
- [Keep container cookies](https://chrome-stats.com/d/keep-container-cookies) — 6 users, 2.00 / 5
- [Tab Sync Lite](https://chrome-stats.com/d/tab-sync-lite) — 18 users, 5.00 / 5
- [Universal Bookmark Sync](https://chrome-stats.com/d/universal-bookmark-sync)
- [KeepSync](https://chrome-stats.com/d/keepsync) — 5 users
- [Containers Helper](https://chrome-stats.com/d/containers-helper) — 552 users, 4.72 / 5
- [Firefox Multi-Account Containers](https://chrome-stats.com/d/multi-account-containers) — 405,282 users, 4.59 / 5
- [Container proxy](https://chrome-stats.com/d/container-proxy) — 5,878 users, 4.78 / 5
- [Hermes Sync](https://chrome-stats.com/d/hermes-sync) — 1 users

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Source: [Chrome-Stats](https://chrome-stats.com/d/containers-sync)