ThePDFNinja

The Ultimate Free Online
PDF Converter & PDF Editor

Merge PDF, split PDF, compress PDF, and convert PDF to Word, JPG, Excel, and PPT online. ThePDFNinja handles everything without software installations, subscriptions, or watermarks.

Choose Your PDF Tool

Every tool you need to work with PDF files — free, fast, and secure. No downloads required.

PDFPDF

Merge PDF

Combine multiple PDFs into one file instantly.

Instant
PDF

Split PDF

Extract pages or split a PDF into multiple files.

Instant
1234

Organize PDF

Reorder, delete, and rearrange pages with ease.

Instant
PDF

Compress PDF

Reduce PDF file size without losing quality.

Instant
PDF

Repair PDF

Fix damaged or corrupted PDF files.

Instant
PDFPDF/A

PDF to PDF/A

Convert to ISO-compliant archival format.

Async
PDFW

PDF to Word

Convert PDF to editable DOC/DOCX documents.

Async
WPDF

Word to PDF

Turn Word documents into professional PDFs.

Async
PDFP

PDF to PowerPoint

Convert PDF pages into editable PPT slides.

Async
PPDF

PowerPoint to PDF

Save presentations as shareable PDF files.

Async
PDFX

PDF to Excel

Extract tables from PDF into Excel spreadsheets.

Async
XPDF

Excel to PDF

Convert spreadsheets into professional PDFs.

Async
PDF

PDF to JPG

Convert each PDF page to a high-quality image.

Instant
PDF

JPG to PDF

Turn one or more images into a PDF document.

Instant
PDF

HTML to PDF

Convert any webpage or HTML file into a PDF.

Instant
PDF

Watermark PDF

Add text or image watermarks to your PDF.

Instant
PDF

Rotate PDF

Rotate pages 90°, 180° or 270° in your PDF.

Instant
PDF

Crop PDF

Remove unwanted margins or crop specific areas.

Instant
PDF1 2 3

Page Numbers

Add page numbers with custom placement and style.

Instant
PDF

Protect PDF

Password-protect your PDF with AES encryption.

Instant
PDF

Unlock PDF

Remove password protection from your PDF.

⚡Instant
PDF

Scan to PDF

Convert scanned images into searchable PDFs.

Async
PDFOCR

OCR PDF

Extract text from scanned documents using AI.

AI

How ThePDFNinja Works

Process any PDF file in under 60 seconds. No software to install, no account to create.

1

Upload your file

Drop your PDF or document into our secure uploader. Files are transferred via SSL encryption.

2

Process instantly

Our servers process your file in seconds. Configure any options like quality, page range, or password.

3

Download & done

Download your result immediately. Files are automatically deleted from our servers after 24 hours.

Built for Privacy, Speed & Reliability

Trusted by thousands of users who need fast, private PDF processing without signing up.

100% Free Forever

Every tool on ThePDFNinja is completely free. No hidden fees, no premium tiers, no surprises.

Bank-Grade Security

All file transfers use 256-bit SSL encryption. Your documents are processed in isolated environments.

Auto-Delete in 24h

We never store your files. Every uploaded file is permanently deleted from our servers within 24 hours.

No Account Needed

Start converting immediately — no sign-up, no email, no tracking. Just upload and go.

Works Everywhere

ThePDFNinja works on any device — desktop, tablet, or mobile. No software to install, ever.

Powered by AWS

Built on Amazon Web Services infrastructure for blazing-fast processing and 99.9% uptime reliability.

Frequently Asked Questions

Is ThePDFNinja really free?+

Yes, completely. All 23 PDF tools are free to use with no usage limits, no watermarks, and no account required. We are funded independently and committed to keeping this service free.

Is my data safe when I upload files?+

Absolutely. All file uploads are encrypted using 256-bit SSL/TLS. Files are processed in isolated server environments and automatically deleted from our servers within 24 hours. We never share or sell your data.

What is the maximum file size?+

You can upload files up to 100MB per file. For most documents, this is more than enough. If your file exceeds this, try compressing it first using our free Compress PDF tool.

Do I need to install any software?+

No. ThePDFNinja works entirely in your browser. There is nothing to download or install. It works on Windows, Mac, Linux, Android, and iOS.

How long does processing take?+

Most tools process files instantly in under 5 seconds. More complex operations like OCR, Word/Excel conversions, or large file compression may take 15–60 seconds.