# Preview Docs

> Preview documents, videos, music and more before you download them.

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

## Overview

- **ID:** `preview-docs`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Francesco De Stefano
- **Category:** download-management
- **Daily users:** 8
- **Rating:** 3.00 / 5 (1 ratings)
- **Version:** 0.5.6resigned1
- **Last updated:** 2024-04-26
- **First published:** 2019-03-08
- **Size:** 407 KB
- **Data as of:** 2026-09-06
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/preview-docs/)

## Description

Preview Docs is a Firefox add-on that allows you to preview various types of documents, videos, music, and more before downloading them. Just hover over a file's link to instantly see an interactive preview. Supports PDF, Word, Excel, PowerPoint, video, audio, and more.

## Rankings

- #36,836 — Overall
- #54 — preview
- #133 — review
- #182 — documentation
- #225 — document

## Permissions and access

### Permissions

- `*://*/*`

### Content script matches

- `*`

## Safety

- **Risk impact:** Moderate 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).

## Similar extensions and apps

- [Smart Previewer](https://chrome-stats.com/d/smart-previewer) — 5 users, 5.00 / 5
- [Peek: Preview PDFs, Office files, and more](https://chrome-stats.com/d/peek-preview) — 232 users, 4.20 / 5
- [Document Previewer](https://chrome-stats.com/d/document-previewer) — 73 users
- [Docs Online Viewer](https://chrome-stats.com/d/docs-online-viewer) — 2,410 users, 2.53 / 5
- [Online Docs Viewer](https://chrome-stats.com/d/online-docs-viewer) — 234 users, 3.92 / 5
- [Google Docs/Sheets/Slides Image Download/Zoom](https://chrome-stats.com/d/google-docs-image-zoom) — 459 users, 4.25 / 5
- [Docs Viewer](https://chrome-stats.com/d/document-viewer) — 666 users, 2.64 / 5
- [Foretaste — Open a file without downloading](https://chrome-stats.com/d/foretaste) — 1 users
- [Google Docs Viewer](https://chrome-stats.com/d/google-docs-viewer) — 1,644 users, 3.56 / 5
- [Always Preview (obsolete)](https://chrome-stats.com/d/always-preview-webextension) — 145 users, 4.35 / 5
- [Audio File Previewer](https://chrome-stats.com/d/audio-file-previewer) — 17 users, 5.00 / 5
- [Drag to Preview](https://chrome-stats.com/d/drag-to-preview) — 63 users, 5.00 / 5

---

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