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Sign PDF — Add Your Signature Online

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✍️ Sign PDF
1
Create your signature
Draw, type, or upload
Ink Size
🖼️
Drop image or click to browse
PNG with transparency works best
2
Place on document
Click button, then click PDF
✍️
Sign a PDF
Drop your PDF here, or click to browse.
Your file never leaves your device.

🛠 PDF Tools

Reduce PDF file size by re-rendering each page at a lower image quality. Useful for emailing large scanned documents. All processing is done locally in your browser.
📄
Drop PDF here or click to browse
PDF files only
Output Quality
72%
Smallest file Best quality
Render Scale
Processing…
Done
Extract specific pages or page ranges from a PDF into a new file. Enter ranges like 1-3, 5, 7-9 or leave blank to split into individual pages.
✂️
Drop PDF here or click to browse
PDF files only ·
Page Ranges (e.g. 1-3, 5, 8-10 — or blank for all individual pages)
Processing…
Done
Combine multiple PDF files into one. Add files in the order you want them merged. Drag rows to reorder.
🔗
Drop PDFs here or click to add
Add multiple files · drag to reorder
Processing…
Done
Extract text from scanned PDFs or images using OCR (Optical Character Recognition). Select a language, then upload your file. The extracted text can be copied or inserted into the editor.
OCR Language
Page (PDF only)
🔍
Drop PDF or image here
PDF, PNG, JPG, BMP, TIFF — scanned documents work best
Initialising OCR engine…
👆 Tap here, then tap on the document where you want your signature
⚡ Live Privacy Monitor
0 bytes uploaded to any server
Files processed 0
Data sent to Rifix servers 0 bytes
Processing location This device
External requests (your file) None
0 bytes sent · Your file stays here

Sign PDF Online — Draw, Type, or Upload Your Signature

Rifix Sign PDF lets you add your signature to any PDF document instantly — no printing, no scanning, no account required. Draw your signature with a mouse or finger, type it in a handwriting font, or upload a photo of your real signature. All processing happens in your browser; your document is never sent to a server.

Electronic signatures are legally recognised in Singapore under the Electronic Transactions Act, as well as in most countries globally including the EU (eIDAS), USA (ESIGN Act), UK, Australia, and Malaysia. For most everyday documents — NDAs, tenancy agreements, offer letters, purchase orders, service agreements — a drawn or typed signature on a PDF is legally valid.

How to Sign a PDF

1

Open your PDF — Upload the document you need to sign.

2

Create your signature — Draw with your mouse or finger, type your name, or upload an image.

3

Place and resize — Drag to the signature line. Resize as needed.

4

Export signed PDF — Download. Signature is embedded permanently.

Frequently Asked Questions

Is an electronic signature legally valid?

Yes. In Singapore, the Electronic Transactions Act recognises electronic signatures as legally binding. Same applies under eIDAS (EU), ESIGN Act (USA), and equivalent laws globally.

Can I sign without printing?

Yes. Add your signature directly to the digital PDF — no printing or scanning needed.

Is my signature stored anywhere?

No. Created and used entirely in your browser session. Never uploaded to any server.

Can I sign multiple pages?

Yes. Navigate to each page and place your signature before exporting.

Can I use my real handwritten signature?

Yes. Upload a PNG image of your signature and Rifix places it exactly on the PDF.

Frequently Asked Questions

Is an electronic signature legally valid?

Yes. Electronic signatures are legally recognised in Singapore under the Electronic Transactions Act, in the EU under eIDAS, in the USA under ESIGN and UETA, and in most other countries. They are suitable for contracts, letters, and standard business documents.

Can I save my signature for reuse?

Yes. Once you draw or upload your signature, it is saved in your browser's local storage for future use. It is never uploaded to any server.

Can I add multiple signatures to one PDF?

Yes. You can place multiple signature instances on the same page or across different pages before exporting.

Does adding a signature change the PDF content?

No. The signature is added as an image layer on top of the existing content. The original text and formatting remain unchanged.