# accept-language Toggle Button

> Place a button on the toolbar to switch “accept-language” header between the browser default language and “en”.

Canonical page: [https://chrome-stats.com/d/accept-language-toggle-button](https://chrome-stats.com/d/accept-language-toggle-button)

## Overview

- **ID:** `accept-language-toggle-button`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** 100の人 (エスパー・イーシア)
- **Category:** web-development,language-support
- **Daily users:** 2
- **Version:** 1.1.0
- **Last updated:** 2021-09-09
- **First published:** 2020-07-31
- **Size:** 14 KB
- **Data as of:** 2026-09-06
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/accept-language-toggle-button/)
- **Website:** [https://misskey.io/@esperecyan](https://misskey.io/@esperecyan)

## Description

Accept-Language Toggle Button is a Firefox add-on that allows you to easily switch the 'accept-language' header between the browser default language and 'en'. With a simple click of a button, you can toggle between these two settings, making it convenient to test how websites or applications behave in different language settings.

## Rankings

- #68,551 — Overall
- #182 — toggle
- #189 — language

## Permissions and access

### Permissions

- `tabs`
- `webRequest`
- `webRequestBlocking`
- `<all_urls>`

## Safety

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

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- 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

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- [Quick Accept-Language Switcher](https://chrome-stats.com/d/quick-accept-language-switc) — 825 users, 4.52 / 5
- [Alt Tong](https://chrome-stats.com/d/alt-tong) — 1 users
- [Accept-Language per site](https://chrome-stats.com/d/accept-language-per-site) — 679 users, 4.43 / 5
- [set-Accept-Language-en-US](https://chrome-stats.com/d/set-accept-language-en-us)
- [Site Language Switcher](https://chrome-stats.com/d/site-language-switcher)
- [Language Quick Switch](https://chrome-stats.com/d/language-quick-switch)
- [Language Switch](https://chrome-stats.com/d/languageswitch) — 3,716 users, 4.46 / 5
- [Switching between en-us and another language](https://chrome-stats.com/d/switching-between-languages) — 5 users
- [Google Page Translate](https://chrome-stats.com/d/google-page-translator-en-ja) — 5,225 users, 4.60 / 5
- [Wowhead Language Change Button](https://chrome-stats.com/d/wowhead-language-change-button) — 2 users

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Source: [Chrome-Stats](https://chrome-stats.com/d/accept-language-toggle-button)