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By Bubird • 36+ Free PDF Tools

Free Online PDF Tools

MergePDFs online — free, fast and private.

The complete PDF toolkit for everyone. Merge, split, compress, convert, edit, sign and protect PDFs. No signup. No install. Works in your browser.

Explore All 36 Tools ↓
✓36+ PDF Tools✓100% Free✓No Signup✓Secure & Private✓Mobile Friendly
🔒SSL Encrypted💻Files never leave your device⚡Lightning fast🎉100% Free forever📊No watermarks added📱Works on mobile
All PDF Tools

Every PDF Tool You Need

36+ free PDF tools organized by category. Click any tool to get started instantly — no file size limits for most operations.

Organize
📃
Merge PDF
Combine multiple PDFs into one document
Open →
Organize
✂
Split PDF
Separate PDF pages into individual files
Open →
Organize
🗑
Remove Pages
Delete specific pages from your PDF
Open →
Organize
📄
Extract Pages
Pull selected pages out as a new PDF
Open →
Organize
🔐
Organize PDF
Reorder and rearrange pages visually
Open →
Organize
↻
Rotate PDF
Rotate pages to the correct orientation
Open →
Organize
📸
Scan to PDF
Capture and convert photos to PDF
Open →
Optimize
📦
Compress PDF
Reduce file size without losing quality
Open →
Optimize
🔧
Repair PDF
Fix damaged or corrupted PDF files
Open →
Optimize
🔍
AI
OCR PDF
Make scanned PDFs searchable & selectable
Open →
Optimize
📍
Flatten PDF
Merge annotations into the PDF document
Open →
Convert to PDF
📷
JPG to PDF
Convert JPEG images to PDF instantly
Open →
Convert to PDF
🖼
PNG to PDF
Convert PNG images to PDF format
Open →
Convert to PDF
📄
Word to PDF
Convert DOC and DOCX files to PDF
Open →
Convert to PDF
📊
PowerPoint to PDF
Turn PPT and PPTX into PDF
Open →
Convert to PDF
📈
Excel to PDF
Convert spreadsheets to PDF
Open →
Convert to PDF
🌎
HTML to PDF
Convert web pages or HTML to PDF
Open →
From PDF
🖼
PDF to JPG
Export each PDF page as a JPG image
Open →
From PDF
📄
PDF to Word
Convert PDF to an editable Word document
Open →
From PDF
📊
PDF to PowerPoint
Export PDF as an editable presentation
Open →
From PDF
📈
PDF to Excel
Extract tables from PDF into a spreadsheet
Open →
From PDF
💾
PDF to PDF/A
Convert to long-term archival format
Open →
Edit
✎
Edit PDF
Add text, images and shapes to PDF
Open →
Edit
🖊
Annotate PDF
Highlight, comment and mark up pages
Open →
Edit
📌
Watermark
Stamp text or image onto your PDF
Open →
Edit
🔢
Page Numbers
Add page numbers with custom positioning
Open →
Edit
✂
Crop PDF
Trim margins or crop to a specific area
Open →
Edit
■
Redact PDF
Permanently hide sensitive content
Open →
Edit
📄
Header & Footer
Add custom header and footer text
Open →
Edit
📝
Fill PDF Forms
Fill out and complete PDF form fields
Open →
Security
🔐
Protect PDF
Encrypt your PDF with a password
Open →
Security
🔓
Unlock PDF
Remove password protection from PDFs
Open →
Security
✎
Sign PDF
Add an electronic signature to documents
Open →
Security
📆
Compare PDF
Find differences between two PDF versions
Open →
AI
🌎
AI
Translate PDF
Translate PDF content to any language
Open →
AI
🤖
AI
AI Summarizer
Get AI-powered summaries of any PDF
Open →
Simple Process

How It Works

Process any PDF in three simple steps — no software to install, no account needed.

1
Choose a Tool

Browse or search from 36+ PDF operations. Filter by category to find exactly what you need.

2
Upload Your File

Drag and drop your PDF or click to browse. Supports PDF, DOC, DOCX, XLSX, PPTX, JPG and PNG.

3
Download the Result

Processing is fast. Download your finished file immediately — or share a link directly.

Why PDF Studio

Built for Real Work

Everything you need to work with PDFs — organized, fast, and genuinely free.

🎉
Completely Free

All 36+ PDF tools are free with no hidden limits. No premium plan, no paywall, no trial period. Free means free.

🔒
Secure & Private

Your documents are processed securely and automatically deleted after 2 hours. We never share or store your files.

⚡
Fast Processing

Built for speed. Most PDF operations complete in seconds. No long queues, no waiting — just results.

📊
All-in-One Toolkit

36+ tools covering organizing, compressing, converting, editing, signing, and AI-powered PDF features — all in one place.

Supported Formats

Convert To and From PDF

PDF Studio supports all major document and image formats for seamless conversion.

Input — Convert These to PDF
JPGPNGDOCXXLSXPPTXHTMLDOCXLSPPT
📄PDF Studio
Output — Export PDF As
JPGPNGDOCXXLSXPPTXPDF/ADOCXLSPPT
Use Cases

Who Uses PDF Studio?

From students to enterprises — PDF Studio helps everyone work with PDFs more effectively.

🏫
Students

Merge study notes, compress assignments, convert Word essays to PDF for submission.

💼
Professionals

Sign contracts, redact sensitive info, add watermarks, and protect confidential documents.

💻
Developers

Automate PDF generation from HTML or data exports, split reports, convert API responses.

🏢
Businesses

Centralize document workflows — merge invoices, extract pages, translate PDFs for global teams.

Privacy First

Your Files Never Leave Your Device

PDF Studio processes your files entirely inside your browser. Your PDFs are never uploaded to any server — everything happens locally on your device, so your documents stay completely private.

✓100% browser-based — files are never uploaded to a server
✓Processing happens locally on your device
✓No file data is sent, stored, or logged anywhere
✓No file contents are used for training or analytics
✓No login means no personal data collected
💻
Browser-Based
All processing happens locally in your browser
🔒
Never Uploaded
Your files are never sent to any server
🔓
No Account
No login means no personal data collected
📊
No Watermarks
Downloaded files are clean and unmodified
FAQ

Frequently Asked Questions

Everything you need to know about PDF Studio and how it works.

Yes. PDF Studio is 100% free — no subscriptions, no hidden fees, no credit card required. All 36+ PDF tools are available to everyone at no cost.
No account required. Pick any tool, upload your file, and download the result. No email, no signup, no login — just instant access.
No. PDF Studio works entirely inside your browser. Your files are never uploaded to any server — all processing happens locally on your device. Your documents never leave your machine.
PDF Studio includes 36+ tools covering: organizing (merge, split, rotate, extract), optimizing (compress, repair, OCR, flatten), converting (to/from Word, Excel, PowerPoint, JPG), editing (watermark, crop, redact, annotate), security (protect, sign, unlock), and AI (translate, summarize).
Yes. PDF Studio is fully responsive and works on all modern browsers — including mobile Safari and Chrome. No app installation needed.
You can convert to and from: Word (DOC, DOCX), Excel (XLS, XLSX), PowerPoint (PPT, PPTX), JPG, PNG, HTML, and PDF/A archival format. Convert images (JPG, PNG) to PDF as well.
Our PDF compressor offers Low, Recommended, and Extreme compression levels. Recommended mode balances quality and file size well. You choose the level that works best for your use case.
Yes. Upload as many PDF files as you need, arrange them in the order you want, and merge them all into a single PDF in one operation.
Absolutely. PDF Studio supports all common business workflows — converting reports to PDF, redacting sensitive information, adding watermarks, signing contracts electronically, and more.
More Bubird Tools

Explore the Full Toolkit

PDF Studio is part of the Bubird tools ecosystem — free, browser-based tools for everyday tasks.

🎨
Image Studio
30+ image editing and conversion tools in one place
📦
Image Compressor
Compress JPG, PNG, WebP images online for free
🔁
Image Converter
Convert between 60+ image formats instantly
📸
QR Studio
Generate and customize QR codes in seconds