PDF Tools
AI Tools · Pro
Secure PDF Transfer
Insert Link
Fill Form
Detect and fill PDF form fields automatically, then download the completed document.
No PDF form selected
Original Image
No image selected yet.
Translation
Merge PDFs
Combine multiple PDF files into one · Drag to reorder · Download merged result
PDF Files
No files added yet
Merging…
Add at least 2 PDF files to continue
Split PDF
Extract pages from a PDF — split by page range or extract every page as a separate file.
Splitting…
Compress PDF
Reduce file size by re-rendering pages at lower resolution · Choose your quality level
PDF File
No PDF selected
Compression Quality
Preserve Text ✦
Text stays selectable & searchable. ~15–30% reduction.
High Quality
Sharp images, solid compression. ~30% smaller.
Balanced ★
Good quality with significant reduction. ~55% smaller.
Maximum Compression
Smallest file size. Images may appear softer. ~75% smaller.
Compressing…
Convert PDF
Export as text, images, Word, Excel, or PowerPoint · Choose the format that fits
PDF File
No PDF selected
Output Format
Extract Text
All text as .txt
Pages to PNG
Each page as PNG
Pages to JPG
Each page as JPG
PDF to Word
Download as .html
PDF to Excel
Tabular text as .csv
PDF to PPT
Pages as images
Converting…
AI Chat with PDF
Upload a PDF and ask anything about its content — summarize, extract, explain, and more.
Original File
No image selected yet.
Extracted Text
Original PDF
No PDF selected yet.
Translation
Secure PDF Transfer
End-to-end encrypted · Passphrase-protected · Server never sees file contents
PDF File
Drop a PDF here or browse
PDF only · Max 25 MB
Passphrase
The encrypted file is permanently removed as soon as it is retrieved. If the transfer is interrupted before opening, the file will no longer be available.
Expiry
24 hours
File will expire in 24 hours
30 days PRO
Upgrade to Pro for 30-day secure storage
Folders
Organize your recent files into folders — stored locally on this device
Recent Files
Drag files into a folder to organize them
How can we help you?
Guides, tips and tool references for everything in PDF Pro.
PDF Tools
1Click Open PDF on the home screen or from the sidebar.
2Select a PDF file from your device. The file loads instantly in the browser — nothing is uploaded to any server.
3Use the toolbar to zoom, navigate pages, search text, or switch to fullscreen mode.
Tips
- Use Ctrl+F (or ⌘F) to search text inside the PDF.
- Scroll or use the page input field to jump to a specific page.
- Your recently opened files appear in the sidebar under Recent.
1Click Create PDF from the home screen.
2Type or paste your content into the editor. Use the formatting toolbar for headings, bold, lists and more.
3Click Download PDF to save the file to your device.
Tips
- You can drag and drop images into the editor to embed them in the PDF.
- Page size and orientation can be adjusted before downloading.
1Click Annotate and upload your PDF.
2Choose an annotation tool from the toolbar: Highlight, Pen, Text Note, or Shape.
3Click or drag on the page to add your annotation. Change color and size from the toolbar.
4Click Download to save the annotated PDF.
Tips
- Select an annotation and press Delete to remove it.
- Use the Undo button (Ctrl+Z) to step back through changes.
1Click Sign PDF and upload your document.
2Choose how to create your signature: Draw with your mouse/finger, Type your name, or Upload an image of your signature.
3Click where you want to place the signature on the document. Drag to reposition and resize.
4Download the signed PDF.
Tips
- Your signature is saved for the session so you can place it multiple times without re-drawing.
- Works on touch screens — draw with your finger on mobile or tablet.
1Click Fill Form and upload a PDF that contains form fields.
2Click on any text field, checkbox or radio button to fill it in.
3When done, download the filled PDF.
Tips
- Works with all standard interactive PDF forms (AcroForm).
- If a field is read-only or locked by the creator, it cannot be edited.
1Click Convert PDF and upload your file.
2Select the target format: Word (.docx), Image (PNG/JPG), Excel, or others.
3Click Convert and download your file.
Tips
- For best Word conversion results, use PDFs with selectable (non-scanned) text.
- Use Scan PDF (OCR) first if your PDF is a scanned image.
1Click Merge PDFs from the home screen.
2Add two or more PDF files using the Add Files button or drag and drop.
3Drag the file cards to reorder them as needed.
4Click Merge and download the combined PDF.
Tips
- There is no limit to the number of files you can merge.
- Page order follows the file order in the list.
1Click Compress PDF and upload your file.
2Choose a compression level: Low (best quality), Medium, or High (smallest size).
3Click Compress and download the reduced file. The size saving percentage is shown before you download.
Tips
- PDFs with many high-resolution images see the greatest size reduction.
- Text-only PDFs may not compress significantly.
AI Tools PRO
1Click AI Chat and upload your PDF (Pro account required).
2The AI reads and indexes the document content.
3Type your question in the chat box. The AI answers based strictly on the document content.
4Continue asking follow-up questions in the same conversation.
Tips
- Ask specific questions for better answers: "What is the payment deadline on page 3?"
- Each chat session uses 1 AI operation from your monthly quota.
- The AI cannot answer questions about information not present in the PDF.
1Click Scan PDF and upload a scanned PDF or image file.
2Select the language of the document for best accuracy.
3The AI recognises all text and produces a searchable, copyable result.
4Copy the extracted text or download it as a text file.
Tips
- Supports 50+ languages including Turkish, Arabic, Chinese, and more.
- Best results come from clear, well-lit scans at 300 DPI or higher.
- Each OCR job uses 1 AI operation.
1Click Translate Image and upload a photo or screenshot.
2Choose the target language from the dropdown.
3The AI detects all text in the image and returns a translation.
Tips
- Works on screenshots, photos of signs, menus, documents, etc.
- Supports JPG, PNG, WEBP and GIF formats.
1Click Translate PDF and upload your document.
2Select source and target languages.
3The AI translates the text content page by page. Download the translated result.
Tips
- Works best with text-based PDFs. Use Scan PDF first for scanned documents.
- Layout may differ slightly from the original after translation.
Secure PDF Transfer
1Go to Secure Transfer and select the Send File tab.
2Upload your PDF (max 25 MB).
3Enter a strong passphrase that only you and your recipient know.
4Choose expiry (24 hours on Free; 30 days on Pro) and whether to delete after first access.
5Click Encrypt & Generate Link. Share the link and passphrase via separate channels (e.g. link by email, passphrase by SMS).
Security notes
- Files are encrypted with AES-256 in your browser before upload — the server never sees the contents.
- The passphrase is never stored or transmitted; without it the file cannot be decrypted.
- Share link and passphrase separately for maximum security.
1Open the secure link you received (or go to Secure Transfer → Receive File and paste the link/ID).
2Enter the passphrase provided by the sender.
3Click Decrypt & Open PDF. The file is decrypted entirely in your browser and opened instantly.
Tips
- No account is required to receive a file.
- If the link has expired or was already accessed, you'll see an error — contact the sender to resend.
Folders & Recent Files
1Click Folders in the sidebar.
2Click New Folder, give it a name and pick a colour (8 presets or custom).
3Drag any file card from the Recent Files section at the bottom and drop it onto a folder card to assign it.
4Click the ✕ on a file inside a folder to move it back to unassigned.
Notes
- Folder data is stored only in your browser's localStorage — it is never sent to any server.
- Clearing browser data will remove your folders.
The sidebar's Recent section keeps a list of the last 8 files you opened. Click any entry to reload it from your browser's local cache. The file is retrieved from IndexedDB — your browser's built-in storage — so it works offline and nothing is uploaded to any server.
Notes
- Recent history is per-browser and per-device.
- Files are cached for the session. If you clear browser storage, the cache is lost and you'll need to re-upload the file.
- The Chrome extension also shows your recent files and can reopen them with one click.
Frequently Asked Questions
Are my files uploaded to any server?
Most tools — Open PDF, Annotate, Sign, Fill Form, Create, Merge, and Compress — process files entirely inside your browser using JavaScript. No file data leaves your device. AI tools (Chat, OCR, Translation) send a copy to our AI API for processing; the file is not stored permanently. Secure Transfer encrypts the file in your browser before uploading the ciphertext.
Do I need an account to use PDF Pro?
No account is needed for PDF Tools (Open, Create, Annotate, Sign, Fill Form, Convert, Merge, Compress) or Secure Transfer. A free account unlocks 10 AI operations (Chat, OCR, Translation). A Pro account gives 250 AI operations per month and 30-day secure transfer storage.
What is an "AI operation"?
Each time you use an AI-powered feature (AI Chat session, OCR scan, Image or PDF Translation) it consumes 1 AI operation from your monthly quota. Free accounts get 10 ops; Pro accounts get 250 ops per month. Quota resets at the start of each billing cycle.
Why can't I reopen a recent file?
Recent files are cached in your browser's IndexedDB storage. If you cleared your browser cache, used a different browser, or are on a different device, the cached file won't be available. You'll see the upload zone so you can re-upload the file manually.
Is the Chrome extension required?
No. The extension is optional and adds convenience: it lets you launch any tool from the browser toolbar, shows your recent files, and can open a file directly from your device into any tool with one click. All features are fully available on the web app without the extension.
How do I cancel my Pro subscription?
Go to Dashboard → Billing and click Cancel Subscription. Your Pro access continues until the end of the current billing period. No refunds are issued for partial months.
My PDF looks different after converting/compressing — why?
Some formatting may change during conversion (especially complex layouts, fonts, or embedded objects). Compression at high levels re-samples images which can slightly reduce visual quality. For archival-quality documents, use Low compression.
Still need help?
Our support team is ready to assist you with any question.
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Subscription Plans
Free
$0 / mo
Core PDF tools with 10 free AI operations to get you started.
- PDF Viewer & Editor
- Create, Merge & Compress
- 10 free AI operations
- Secure Transfer
Pro
Popular
$9.99 / mo
Full AI access for power users — chat, scan, and translate.
- 250 AI operations / month
- AI Chat with your PDFs
- OCR & Scan PDF
- PDF & Image Translation
- Priority support
Pro Plus
Best Value
$15.99 / mo
Maximum AI power for heavy workloads and teams.
- Unlimited AI operations
- AI Chat with your PDFs
- OCR & Scan PDF
- PDF & Image Translation
- Batch processing
- Dedicated support
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Subscription Plans
Free
$0 / mo
Core tools with 10 free AI operations.
- PDF Viewer & Editor
- Create, Merge & Compress
- 10 free AI operations
- Secure Transfer
Pro Popular
$9.99 / mo
250 AI operations/month for power users.
- 250 AI operations / month
- AI Chat with PDFs
- OCR & Scan PDF
- PDF & Image Translation
- Priority support
Pro Plus Best Value
$15.99 / mo
600 AI operations/month for heavy workloads.
- 600 AI operations / month
- Everything in Pro
- 2.4× more operations
- Faster response times
- Early access to features
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Your PDFs.
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Core PDF tools with 10 AI operations to get started.
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- PDF Viewer & Editor
- Create, Merge & Compress
- 10 AI operations / month
- Secure Transfer
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Pro
Full AI access for professionals — chat, scan, translate, and more.
$9.99
/ month
- Everything in Free, plus
- 250 AI operations / month
- AI Chat with PDFs
- OCR & Scan PDF
- PDF & Image Translation
- Priority support
Best Value
Pro Plus
Maximum AI power for heavy workloads and growing teams.
$15.99
/ month
- Everything in Pro, plus
- 600 AI operations / month
- 2.4× more AI operations
- Faster response times
- Early access to new features
- Dedicated support
Everything Included
A complete PDF toolkit — every tool, every format, every workflow.
AI Chat with PDFs
Ask any question, get instant answers from your documents. Like having an expert who read everything.
Pro & Pro Plus
OCR — Scan PDF
Turn scanned files and image PDFs into fully searchable, copyable text in seconds.
Pro & Pro Plus
Translate PDF & Images
Translate entire documents and images across 50+ languages without losing layout or formatting.
Pro & Pro Plus
Annotate PDF
Highlight, underline, draw, and add sticky notes to any PDF document with precision.
Sign PDF
Add your digital signature — draw, type, or upload — to any PDF document instantly.
Fill Form
Fill out PDF forms with text fields, checkboxes, dropdowns and more — fast and accurately.
Create PDF
Generate a new PDF from text, images or blank templates in seconds.
Merge PDFs
Combine multiple PDF files into a single document effortlessly — drag, drop, merge.
Compress PDF
Reduce PDF file size significantly while preserving document quality and readability.
Convert PDF
Convert PDFs to Word, Excel, images and other formats — and convert files to PDF.
Secure Transfer
Share PDFs with end-to-end encryption. Generate a secure link — no account needed for recipients.
PDF Viewer
View, navigate, search, and zoom any PDF directly in the browser — no download needed.
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