PDF 서명 도구

PDF 문서를 온라인으로 무료 서명

Upload a PDF, add your signature, initials, and the date, then place each one exactly where it belongs. Download your signed document instantly — 100% browser privacy with no watermark or sign-up.

Drag, Resize & Rotate

Place your signature anywhere on the page and fine-tune its size and angle for a natural alignment.

100% Browser Local Privacy

Your document never leaves your device. All PDF rendering and image placement happen strictly inside your browser.

Mobile & Tablet Ready

Sign documents on your phone or iPad using simple touch gestures without installing software or apps.

Clean HD PDF Download

Download clean, professional signed PDFs with no branding, watermarks, or forced promotional links.

Step-by-Step PDF Signing Process

Select Document: Click the upload area or drag any standard PDF document (contracts, forms, leases, or invoices) into the signer area.
Generate Your Signature: Click Add Signature to draw with your mouse/touchscreen, type in cursive handwriting fonts, or upload a photo scan.
Position Signature & Download: Drag the signature onto the signature line, adjust the scaling handles, and click Download signed PDF.

Supported PDF Document Types

Business Contracts & NDAs

Sign employment contracts, non-disclosure agreements, vendor purchase orders, and sales quotes.

Real Estate & Rental Leases

Sign residential tenancy leases, sublease agreements, property disclosures, and rental applications.

Financial & Tax Forms

Complete W-9 / W-8BEN forms, loan applications, banking paperwork, and reimbursement requests.

Academic & Student Forms

Sign university enrollment forms, permission slips, scholarship applications, and course paperwork.

Legal & privacy

Is this signature legally valid?

Signing a PDF in your browser produces a simple electronic signature. For the documents most people actually sign, that is exactly what the law expects.

United States

ESIGN Act (2000) & UETA

European Union

eIDAS (2014)

United Kingdom

Electronic Communications Act 2000

Worldwide

Recognised in most jurisdictions

Where a signature may not be enough. A small number of documents still require a handwritten signature or notarisation — wills and testamentary documents, some court filings, and certain government or immigration forms. If you are signing something in that category, check the receiving party’s requirements first. For contracts, agreements, invoices, NDAs, offer letters, leases, and everyday paperwork, a simple electronic signature is the standard.

Common uses

Leases & rental agreements

Sign and return a tenancy agreement the same day the landlord sends it.
Contracts & NDAs

Execute a service contract without printing, scanning, or meeting in person.
HR paperwork

Sign offer letters, policy acknowledgements, and onboarding forms remotely.
Freelance & client work

Return signed statements of work and change orders without breaking your workflow.

Your files stay yours. Everything is processed in your browser. Your signature image and any document you sign are never uploaded, stored, or shared on our servers, and they are gone the moment you close the tab.

FAQ

PDF 온라인 서명: 자주 묻는 질문

온라인에서 PDF를 무료로 서명하는 방법은?

위의 PDF 파일을 업로드하고 '서명 추가'를 클릭하여 그리기, 입력 또는 업로드한 후 서명 줄에 드래그하고 '서명된 PDF 다운로드'를 클릭하세요.

내 PDF 문서가 비공개로 안전하게 유지되나요?

네! PDF 문서는 브라우저에서 클라이언트 사이드 JavaScript로 100% 로컬에서 처리됩니다. 파일은 서버에 업로드, 저장 또는 전송되지 않습니다.

PDF의 서로 다른 페이지에 여러 서명을 추가할 수 있나요?

네. 페이지 탐색 버튼을 사용하여 페이지 간 이동하고 필요에 따라 서명, 이니셜 또는 날짜를 개별적으로 배치할 수 있습니다.

PDF 서명이 문서에 워터마크를 추가하나요?

아니요. i hate signature의 모든 다운로드는 성가신 로고, 타임스탬프, 프로모션 워터마크 없이 100% 깨끗합니다.

Why Use an Online PDF Signing Tool?

Signing a PDF document used to require printing it out, signing with a pen, scanning it back in, and emailing the result. That process wastes paper, takes several minutes per document, and often produces blurry scans. An online PDF signing tool lets you complete the entire process in your browser — upload, sign, download — without ever touching a printer.

When should you sign a PDF online?

Online PDF signing is ideal for any document that requires your signature but doesn't need notarization or witness signatures. Common use cases include:

Employment contracts and offer letters: Most employers accept digitally signed PDFs for onboarding paperwork.
Rental leases and housing agreements: Landlords and property managers routinely accept e-signed leases.
Non-disclosure agreements (NDAs): Standard NDAs between businesses can be signed electronically.
Tax forms (W-9, W-8BEN): The IRS accepts electronic signatures on most tax documents.
Client approvals and project sign-offs: Freelancers and agencies use e-signatures to close projects quickly.
School and university forms: Enrollment applications, scholarship forms, and consent documents.

Is online PDF signing legally valid?

In most countries, yes. The United States ESIGN Act (2000) and the EU's eIDAS regulation both recognize electronic signatures as legally binding for the vast majority of commercial and personal documents. A signature created by drawing or typing in a browser-based tool qualifies as a simple electronic signature (SES) under these frameworks, which is sufficient for contracts, agreements, forms, and most other paperwork.

The key legal requirement is that all parties must consent to conducting the transaction electronically. As long as this consent exists, your e-signed document carries the same weight as an ink-signed version.

How to get the best result when signing PDFs

For the most professional-looking result: create your signature first using our signature generator, then upload it when signing the PDF. This gives you full control over font style, ink color, and stroke width before you place it on the document. Position your signature on or just above the signature line, resize it to match the surrounding text, and rotate it slightly if the line is angled.