# Font Swapper

> For font designers. Upload your fonts and try them out on any webpage, with sliders to change font size, color, and line / character spacing. Saves fonts locally to webpages.

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

## Overview

- **ID:** `fontswapper`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** KeyOuts
- **Category:** web-development,appearance
- **Daily users:** 12
- **Weekly downloads:** 1
- **Version:** 1.4.0
- **Last updated:** 2026-07-22
- **First published:** 2025-09-02
- **Size:** 35 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/fontswapper/)

## Rankings

- #30,783 — Overall
- #62 — font

## Permissions and access

### Permissions

- `storage`
- `tabs`
- `unlimitedStorage`

### Content script matches

- `*`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate 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/fontswapper)