# FairCoin Calculator

> Displays the historical value of FairCoin at the time of each transaction when browsing the blockchain at https://chain.fair.to/

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

## Overview

- **ID:** `faircoin-calculator`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** May
- **Category:** other
- **Version:** 1.3resigned1
- **Last updated:** 2024-04-25
- **First published:** 2018-04-30
- **Size:** 41 KB
- **Data as of:** 2026-09-12
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/faircoin-calculator/)
- **Website:** [http://mayel.space/faircoin-calculator/](http://mayel.space/faircoin-calculator/)

## Description

FairCoin Calculator is a Firefox add-on that allows users to view the historical value of FairCoin at the time of each transaction when browsing the blockchain at chain.fair.to. With this add-on, users can easily track the value of FairCoin and stay informed about its fluctuation over time.

## Rankings

- #136,557 — Overall

## Permissions and access

### Permissions

- `webRequest`
- `<all_urls>`
- `*://api.fairplayground.info/*`

### Content script matches

- `chain.fair.to`
- `chain.fair-coin.org`

## Safety

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

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