# ThemeChanger

> A Firefox extension to change the theme of a webpage.and you can change the theme dark or light mode

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

## Overview

- **ID:** `themechanger`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Arnav Bhardwaj
- **Category:** web-development,appearance,tabs
- **Version:** 1.0
- **Last updated:** 2025-03-03
- **First published:** 2025-03-03
- **Size:** 40 KB
- **Data as of:** 2026-09-05
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/themechanger/)

## Rankings

- #142,334 — Overall

## Permissions and access

### Permissions

- `scripting`
- `activeTab`
- `storage`

### Host permissions

- `<all_urls>`

## 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

- [Themeinator](https://chrome-stats.com/d/themeinator) — 1 users
- [oneclick-theme-switch](https://chrome-stats.com/d/oneclick-theme-switch) — 38 users, 5.00 / 5
- [Universal Theme Toggle](https://chrome-stats.com/d/universal-theme-toggle) — 2 users
- [Dark Theme - Dark Reader for Web](https://chrome-stats.com/d/dark-theme-dark-reader-for-web) — 46 users, 5.00 / 5
- [Color Changer Extension](https://chrome-stats.com/d/color-changer-extension) — 2 users
- [Theme Changer Pro](https://chrome-stats.com/d/theme-changer-pro)
- [Messenger Dark Mode](https://chrome-stats.com/d/messenger-dark-mode) — 121 users
- [Appearance Switcher](https://chrome-stats.com/d/appearance-switcher)
- [Background colour Changer](https://chrome-stats.com/d/background-colour-changer) — 12 users, 1.00 / 5
- [Dark Mode Switcher](https://chrome-stats.com/d/dark-modeswitcher1) — 8 users
- [Theme Toggler v2](https://chrome-stats.com/d/theme-toggler-v2) — 2.00 / 5
- [Dark Mode Extension](https://chrome-stats.com/d/dark-mode-extension) — 1 users

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