# ModernPDF - Zero-Knowledge PDF Tools

> 26 free PDF tools in your browser. Merge, split, compress, edit, redact, OCR & more. Files never leave your device.

Canonical page: [https://chrome-stats.com/d/modernpdf-pdf-tools](https://chrome-stats.com/d/modernpdf-pdf-tools)

## Overview

- **ID:** `modernpdf-pdf-tools`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** PFM
- **Category:** download-management,privacy-security
- **Daily users:** 15
- **Weekly downloads:** 2
- **Version:** 1.1.0
- **Last updated:** 2026-02-09
- **First published:** 2026-02-06
- **Size:** 32 KB
- **Data as of:** 2026-09-15
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/modernpdf-pdf-tools/)
- **Website:** [https://www.modernpdf.app/support](https://www.modernpdf.app/support)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/modernpdf-pdf-tools/privacy/](https://addons.mozilla.org/firefox/addon/modernpdf-pdf-tools/privacy/)

## Description

ModernPDF gives you instant access to 26 professional PDF tools — all running 100% in your browser. Your files never leave your device.

<strong>Tools included:</strong>
- Merge, Split, Rotate, Reorder &amp; Delete Pages
- Compress PDF (reduce file size for email)
- Edit PDF (add text, annotations, highlights)
- Fill &amp; Sign (complete forms, add signatures)
- Convert: PDF ↔ JPG, PNG, Word, Text
- Redact (permanently remove sensitive info)
- OCR (make scanned PDFs searchable)
- Translate PDF (50+ languages)
- Watermark, Crop, Page Numbers, Flatten
- Protect &amp; Unlock PDF
- Grayscale PDF

<strong>Why ModernPDF?</strong>
- Zero-knowledge architecture — files are processed locally, never uploaded
- No account required for free tools
- Works offline after first load
- Keyboard shortcut: Ctrl+Shift+P (Cmd+Shift+P on Mac)
- Right-click context menu for quick access
- Floating action button when viewing PDFs

Built for professionals who handle sensitive documents — lawyers, accountants, healthcare workers, and anyone who values privacy.

https://www.modernpdf.app

## Rankings

- #28,431 — Overall
- #51 — ocr
- #171 — pdf
- #234 — tools

## Permissions and access

### Permissions

- `contextMenus`

### 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).

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Source: [Chrome-Stats](https://chrome-stats.com/d/modernpdf-pdf-tools)