# Substly Extension

> Substly helps your company manage subscriptions to digital services. Get insights into what services your employees are using.

Canonical page: [https://chrome-stats.com/d/substly-extension](https://chrome-stats.com/d/substly-extension)

## Overview

- **ID:** `substly-extension`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Substly
- **Category:** other
- **Daily users:** 10
- **Rating:** 5.00 / 5 (4 ratings)
- **Version:** 1.2.3
- **Last updated:** 2026-06-20
- **First published:** 2023-03-22
- **Size:** 48 KB
- **Data as of:** 2026-09-12
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/substly-extension/)
- **Website:** [https://www.substly.com/en/](https://www.substly.com/en/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/substly-extension/privacy/](https://addons.mozilla.org/firefox/addon/substly-extension/privacy/)

## Description

Substly Extension is a Firefox add-on that enables your company to manage subscriptions to digital services. It provides insights into usage rates, adoption rates, unused user accounts, and unsanctioned usage. Stay licensed, identify shadow IT, and optimize your digital work environment.

## Rankings

- #32,998 — Overall

## Permissions and access

### Permissions

- `alarms`
- `storage`
- `webNavigation`
- `identity`
- `scripting`

### Host permissions

- `https://*/*`
- `http://*/*`

### Content script matches

- `*`

## 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/substly-extension)