# Flexible Overlay Clock

> Displays a digital clock on a page.

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

## Overview

- **ID:** `flex-overlay-clock`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Yaron Sheffer
- **Category:** appearance
- **Daily users:** 19
- **Weekly downloads:** 2
- **Rating:** 5.00 / 5 (5 ratings)
- **Version:** 0.8
- **Last updated:** 2024-01-19
- **First published:** 2020-09-28
- **Size:** 294 KB
- **Data as of:** 2026-09-06
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/flex-overlay-clock/)
- **Website:** [https://github.com/yaronf/overlay-clock](https://github.com/yaronf/overlay-clock)

## Description

Flexible Overlay Clock is a Firefox add-on that allows you to display a small digital clock on any page. It is highly customizable and can be restricted to full-page only for a neat and unobtrusive display.

## Rankings

- #24,995 — Overall
- #22 — overlay
- #45 — clock

## Permissions and access

### Permissions

- `storage`

### Content script matches

- `*`

## 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).

## Similar extensions and apps

- [Page Time Overlay](https://chrome-stats.com/d/page-time-overlay)
- [Overlay Time Panel](https://chrome-stats.com/d/overlay-time-panel)
- [Custom Web Clock](https://chrome-stats.com/d/custom-web-clock)
- [Floating Time Display](https://chrome-stats.com/d/floating-time-display)
- [Smart Digital Clock](https://chrome-stats.com/d/smart-digital-clock) — 1 users
- [Fullscreen Clock](https://chrome-stats.com/d/fullscreen-clock) — 4 users
- [Digital Clock](https://chrome-stats.com/d/digitalclock) — 104 users, 4.40 / 5
- [Customizable Browser Clock](https://chrome-stats.com/d/customizable-browser-clock) — 1 users
- [Fixed Position Clock](https://chrome-stats.com/d/fixed-position-clock)
- [Clock New Tab Page](https://chrome-stats.com/d/clock-new-tab-page) — 6 users
- [Transparent Web Clock](https://chrome-stats.com/d/transparent-web-clock)
- [Floating Clock](https://chrome-stats.com/d/floating-clock) — 12 users, 5.00 / 5

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