# CalmDown

> Change ALL CAPS tweets on twitter.com to lowercase.

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

## Overview

- **ID:** `nocapscalmdown`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** DJ Booth
- **Category:** appearance,social-communication
- **Version:** 1.1
- **Last updated:** 2021-02-14
- **First published:** 2021-02-12
- **Size:** 12 KB
- **Data as of:** 2026-09-12
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/nocapscalmdown/)

## Description

CalmDown is a Firefox add-on that automatically changes all uppercase tweets on twitter.com to lowercase. It provides a more pleasant reading experience and reduces the visual noise caused by excessive capitalization.

## Rankings

- #139,953 — Overall

## Permissions and access

### Content script matches

- `*.twitter.com`

## Safety

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

### Analysis details

- Injects scripts into web pages, which may alter or extract site contents, resulting in a substantial risk.
- 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

- [CalmTwitter](https://chrome-stats.com/d/calmtwitter) — 28 users
- [Stop shouting](https://chrome-stats.com/d/stop-shouting) — 1.00 / 5
- [Custom X Fonts](https://chrome-stats.com/d/custom-x-fonts) — 2 users
- [UPPERCASE](https://chrome-stats.com/d/uppercase)
- [lowercase](https://chrome-stats.com/d/lowercase) — 3 users, 5.00 / 5
- [Fix Twitter](https://chrome-stats.com/d/fix-twitter) — 82 users, 4.00 / 5
- [Blue Calm](https://chrome-stats.com/d/blue-calm)
- [Selection Capitalizer](https://chrome-stats.com/d/selection-capitalizer)
- [Uppercasify](https://chrome-stats.com/d/uppercasify) — 5.00 / 5
- [X Redirect](https://chrome-stats.com/d/x-redirect) — 7 users
- [Change Case](https://chrome-stats.com/d/changecase) — 8 users, 1.00 / 5
- [Tweet2LowerCase](https://chrome-stats.com/d/tweet2lowercase)

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