# Change Case

> Let you UPPERCASE, lowercase or tOGGLE any selection of text in an input or textarea field by choosing a Change Case item in your context menu.

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

## Overview

- **ID:** `change-case`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Janghou
- **Category:** appearance,other
- **Daily users:** 1,472
- **Weekly downloads:** 19
- **Rating:** 4.26 / 5 (27 ratings)
- **Version:** 3.16
- **Last updated:** 2021-03-31
- **First published:** 2017-01-19
- **Size:** 11 KB
- **Data as of:** 2026-09-07
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/change-case/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/change-case/privacy/](https://addons.mozilla.org/firefox/addon/change-case/privacy/)

## Description

Change Case is a user-friendly Chrome extension that enables you to instantly UPPERCASE, lowercase, or tOGGLE selected text within input or textarea fields through a simple context menu option. Ideal for quick text formatting without altering the source content manually. Since version 3.10, it also supports correcting multiple spaces, enhancing text clarity.

The extension respects your privacy by only accessing the active tab's content after activation via the context menu, using minimal permissions to function efficiently. It continuously improves with updates, fixing capitalization of special language constructs and multi-line text bugs, ensuring reliable performance across various use cases. Change Case is perfect for users seeking swift and precise text case modifications in web forms and comment sections like Disqus.

## Rankings

- #2,655 — Overall
- #11 — exchange
- #19 — cause
- #27 — change color
- #35 — angel
- #35 — range

## Permissions and access

### Permissions

- `contextMenus`
- `<all_urls>`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Low 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).

## Review summary

Change Case is a simple, useful Firefox add-on that converts text case and helps prevent CAPS LOCK mistakes. Users praise its straightforward functionality and broad applicability, including on social sites. However, its reliability varies across sites, it can introduce trailing spaces, and it can struggle with multi-line text or dynamic pages. Overall, a handy tool with room for improvement in site compatibility and edge-case handling.

### Pros

- Does exactly what it’s supposed to do: converts text capitalization and fixes CAPS LOCK mistakes.
- Simple and easy to use, and generally effective.
- Useful across many sites and contexts (works on social sites and comments).
- Long-lived and continues to be available for Firefox, maintaining usefulness over time.

### Cons

- Not reliable on all websites; performance varies by site (Gmail, freetm.com, Twitter/Disqus on some pages).
- Can add a trailing space at the end of sentences in some cases.
- Does not always handle multi-line text or text spanning lines.
- May be blocked or less effective on pages with dynamic JavaScript content.

## Similar extensions and apps

- [Text Case Changer](https://chrome-stats.com/d/text-case-changer) — 48 users, 5.00 / 5
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- [Text Case Converter Pro](https://chrome-stats.com/d/text-case-converter-pro) — 9 users
- [Change Case](https://chrome-stats.com/d/changecase) — 8 users, 1.00 / 5
- [Text Case Converter](https://chrome-stats.com/d/text-case-converter) — 248 users, 4.80 / 5

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