# Countdown Calendar

> Year calendar with the ability to mark dates to countdown to/from, and set a primary countdown for the icon badge.

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

## Overview

- **ID:** `countdown-calendar`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Ryan C.
- **Category:** alerts-updates
- **Daily users:** 15
- **Rating:** 1.00 / 5 (1 ratings)
- **Version:** 0.0.0.1
- **Last updated:** 2025-02-14
- **First published:** 2025-02-14
- **Size:** 37 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/countdown-calendar/)
- **Website:** [https://www.ryanchuang.com](https://www.ryanchuang.com/)

## Description

Lightning-Fast. Private. Purpose-Built. 

⏰ Lightweight & instant! Mark dates, track countdowns, and stay organized—no data collected, fully local, and blazing-fast!

🚀 Why Countdown Calendar?
A featherweight powerhouse for your productivity! Designed to run seamlessly without slowing down your browser, Countdown Calendar puts your privacy first. All data stays 100% local—no tracking, no accounts, no bloat.

🌟 Key Features:

⚡ Lightweight & Snappy: Built for speed! The calendar loads instantly, reacts without lag, and runs entirely offline.

🔒 Privacy Guaranteed: Your dates stay on your device. No data is shared, sold, or stored on external servers.

📅 Dynamic Calendar Grid: Jump between decades, highlight weekends, and mark dates with one click—all in a clean, minimalist interface.

🎯 Primary Date Focus: Right-click any saved date to set it as your #1 priority. Watch a live badge countdown in your toolbar!

⏱️ Instant Time Insights: Hover over dates for smart tooltips (e.g., “5 days left” or “3 weeks ago”).

📌 Today Marker: A 📅 emoji highlights the current day for quick reference.

🔎 Decade Navigation: Effortlessly browse years with an intuitive range selector.

💡 Perfect For:

Busy professionals tracking deadlines.

Students counting down to exams or vacations.

Planners organizing weddings, milestones, or fitness goals.

Anyone who values speed, simplicity, and privacy.

## Rankings

- #27,867 — Overall
- #11 — countdown
- #31 — calendar
- #130 — word count
- #181 — badge
- #209 — account

## Permissions and access

### Permissions

- `storage`

## Safety

- **Risk impact:** Very low risk impact
- **Risk likelihood:** High risk likelihood

### Analysis details

- This extension support email may not be valid

> 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

- [Minimal Date Countdown](https://chrome-stats.com/d/minimal-date-countdown)
- [Date Countdown](https://chrome-stats.com/d/date-countdown) — 1 users
- [Countdown Timer](https://chrome-stats.com/d/countdown_timer) — 4 users
- [Fading Days – Life Countdown](https://chrome-stats.com/d/fading-days-life-countdown) — 3 users
- [Event Countdown](https://chrome-stats.com/d/event-countdow) — 2 users
- [ChronoGrid](https://chrome-stats.com/d/chronogrid)
- [Year Countdown Timer](https://chrome-stats.com/d/year-countdown-timer) — 1 users, 4.00 / 5
- [Countdown Timer Plus New](https://chrome-stats.com/d/countdown-timer-plus-new) — 1 users
- [New Year Countdown](https://chrome-stats.com/d/new-year-countdown) — 1 users
- [Simple Calendar](https://chrome-stats.com/d/simple-calendar-ntp) — 5 users
- [Simple Calendar](https://chrome-stats.com/d/simple-calendar-hehe) — 110 users, 2.00 / 5
- [CountDown](https://chrome-stats.com/d/countdowns) — 30 users

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