# Medium volcano

> Calculate the weighted average in a VULCAN log

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

## Overview

- **ID:** `average-volcano`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Wulkanowy
- **Category:** appearance
- **Daily users:** 16
- **Rating:** 5.00 / 5 (3 ratings)
- **Version:** 0.8.2resigned1
- **Last updated:** 2024-04-25
- **First published:** 2016-12-30
- **Size:** 24 KB
- **Data as of:** 2026-09-13
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/average-volcano/)
- **Website:** [https://github.com/mklkj/average-volcano/issues](https://github.com/mklkj/average-volcano/issues)

## Description

Medium volcano is a Firefox add-on that automates the calculation of the weighted average in a VULCAN log. Simply log in to your VULCAN account and your average is already calculated!

## Rankings

- #27,272 — Overall
- #111 — medium

## Permissions and access

### Permissions

- `activeTab`
- `tabs`

### Content script matches

- `uonetplus-opiekun.vulcan.net.pl`
- `uonetplus-opiekun.eszkola.opolskie.pl`
- `uonetplus-opiekun.edu.gdansk.pl`
- `uonetplus-opiekun.umt.tarnow.pl`
- `uonetplus-opiekun.resman.pl`
- `uonetplus-opiekun.fakelog.cf`

## Safety

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

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- 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/average-volcano)