# Response Time Clock

> Shows approximate site time from HTTP Date response headers, with local timezone conversion and uncertainty.

Canonical page: [https://chrome-stats.com/d/response-time-clock](https://chrome-stats.com/d/response-time-clock)

## Overview

- **ID:** `response-time-clock`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Kasra
- **Category:** web-development,alerts-updates
- **Daily users:** 1
- **Weekly downloads:** 1
- **Rating:** 5.00 / 5 (2 ratings)
- **Version:** 0.1.4
- **Last updated:** 2026-07-08
- **First published:** 2026-07-05
- **Size:** 20 KB
- **Data as of:** 2026-09-15
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/response-time-clock/)

## Rankings

- #74,902 — Overall
- #34 — response

## Permissions and access

### Permissions

- `webRequest`
- `activeTab`
- `storage`

## Safety

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

### Analysis details

- Allows the extension to observe and analyze traffic in flight for the selected hosts.
- 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).

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