# Calculator Simple & Basic – Offline

> Simple & Basic Calculator – offline extension designed for everyday math.

Canonical page: [https://chrome-stats.com/d/calculator-basic-offline](https://chrome-stats.com/d/calculator-basic-offline)

## Overview

- **ID:** `calculator-basic-offline`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Removed
- **Publisher:** Umbrella
- **Daily users:** 1
- **Version:** 1.0.1
- **Last updated:** 2025-06-17
- **First published:** 2025-06-14
- **Size:** 1021 KB
- **Data as of:** 2025-07-10
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/calculator-basic-offline/)

## Description

Simple & Basic Calculator – offline extension designed for everyday math.
 Enjoy a clean, user-friendly interface that makes basic arithmetic a breeze, whether you're online or off the grid. Perfect for students, professionals, and anyone needing quick, reliable results. Streamline your workflow with a tool that’s always ready when you are. Download now and simplify your digital workspace!

## Permissions and access

### Permissions

- `storage`
- `declarativeNetRequestWithHostAccess`

### Host permissions

- `<all_urls>`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** High 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 is not longer available in the store

> 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/calculator-basic-offline)