# User-Agent Switcher and Simulator

> Switch browser UserAgent to simulate different devices and browsers

Canonical page: [https://chrome-stats.com/d/useragent-simulator-switcher](https://chrome-stats.com/d/useragent-simulator-switcher)

## Overview

- **ID:** `useragent-simulator-switcher`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Removed
- **Publisher:** Muzikasi
- **Daily users:** 234
- **Weekly downloads:** 31
- **Rating:** 4.64 / 5 (11 ratings)
- **Version:** 1.3
- **Last updated:** 2025-08-14
- **First published:** 2025-03-24
- **Size:** 76 KB
- **Data as of:** 2026-06-30
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/useragent-simulator-switcher/)

## Description

The User-Agent Switcher and Simulator is a lightweight Chrome extension that gives you full control over your browser's User-Agent string. Quickly switch between multiple predefined profiles (Android, iPhone, Safari, HarmonyOS, WeChat, QQ Browser, Chrome, Edge, Firefox) or enter custom UA strings. A clean, intuitive popup interface makes selecting, creating, and saving profiles fast and easy, with persistent settings and no performance impact.

Ideal for web developers, QA testers, SEO specialists, marketers, and privacy-conscious users, this extension enables device and browser emulation without extra hardware. Use it for cross-browser compatibility checks, mobile rendering tests, SEO analysis, campaign validation, or to mask your browser identity for added privacy. Efficient, flexible, and developer-focused, it simplifies testing and analysis across diverse browsing environments.

## Permissions and access

### Permissions

- `storage`
- `declarativeNetRequest`

### Host permissions

- `<all_urls>`

### Content script matches

- `*`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** High 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 is not longer available in the store

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

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Source: [Chrome-Stats](https://chrome-stats.com/d/useragent-simulator-switcher)