Key Takeaways: Creating an electronic signature takes under 60 seconds. You can draw one with your mouse, type your name in a signature font, or upload an image of your handwritten signature. This guide shows every method with step-by-step instructions for desktop and mobile.
What Is an Electronic Signature?
An electronic signature (e-signature) is any electronic mark — a typed name, drawn signature, click of an "I agree" button, or uploaded image — that indicates a person's intent to sign a document.
It is legally equivalent to a handwritten signature in over 180 countries, including:
- United States — ESIGN Act (2000) and UETA
- European Union — eIDAS Regulation
- United Kingdom — Electronic Communications Act (2000)
- Canada — PIPEDA and provincial Electronic Commerce Acts
- India — Information Technology Act, 2000
- Australia — Electronic Transactions Act, 1999
You do not need special software, a digital certificate, or a lawyer. If you can type or draw, you can create a legally valid electronic signature right now.
Method 1: Draw Your Signature (Most Popular)
Drawing your signature gives it a personal, handwritten look — and it's the most commonly used method.
On Desktop (Using ZiaSign)
- Visit ziasign.com/tools/sign-pdf
- Upload the document you need to sign
- Click Add Signature → select Draw
- Use your mouse or trackpad to draw your signature on the canvas
- Click Apply to place it on the document
- Drag to position it exactly where it should appear
- Download the signed document
Tips for a clean drawn signature:
- Draw slowly — quick mouse movements create jagged lines
- Use a stylus or drawing tablet if available
- Practice once or twice before the final version
- Make it slightly larger than you think — it looks better when resized down
On Mobile (iPhone or Android)
- Open ziasign.com/tools/sign-pdf in your mobile browser
- Upload or take a photo of the document
- Tap Add Signature → select Draw
- Use your finger to sign directly on the touchscreen
- Position the signature and download
Mobile signatures often look better than desktop ones because your finger is more natural than a mouse.
Method 2: Type Your Signature
Typing your name in a signature-style font is the fastest method and produces a clean, consistent result every time.
How to Create a Typed Signature
- Open ZiaSign's signature tool
- Click Add Signature → select Type
- Type your full name
- Choose from multiple signature-style fonts (script, cursive, formal, casual)
- Adjust size and color if needed
- Click Apply
When to use a typed signature:
- Business contracts and agreements where professionalism matters more than personality
- High-volume signing where you need consistency across dozens of documents
- When you're on a device without good drawing capability (desktop without a stylus)
Typed signatures carry the same legal weight as drawn ones. There is no legal requirement for a signature to "look handwritten."
Method 3: Upload a Signature Image
If you already have a signature you love — from a previous document or signed on paper — you can upload it as an image.
Steps to Create and Upload a Signature Image
- Sign your name on white paper using a dark pen (black ink works best)
- Photograph it with your phone — hold the camera directly above, use good lighting, avoid shadows
- Crop the image to just the signature, removing excess white space
- Remove the background (optional) — use any free background removal tool to create a transparent PNG
- Upload to ZiaSign — select Upload in the signature tool, choose your image file
Supported formats: PNG (recommended for transparent backgrounds), JPG, and WebP.
Method 4: Use Your Phone's Built-In Tools
Both iOS and Android have built-in features for creating and saving signatures.
iPhone / iPad
- Open any PDF in the Files app or Mail
- Tap the Markup icon (pen in circle)
- Tap + → Add Signature
- Draw your signature once — iOS saves it for reuse across all apps
- Your saved signature appears in Markup whenever you add a signature in the future
Android
- Open a PDF in Google Drive
- Tap the pen icon to annotate
- Draw your signature with the freehand tool
Mac
- Open a PDF in Preview
- Go to Tools → Annotate → Signature → Create Signature
- Sign using your trackpad (draw with your finger) or camera (hold a paper signature up to your webcam)
- Preview saves your signature for future use
Windows
- Use Microsoft Edge to open a PDF
- Click Add notes → Draw tool
- Sign with your mouse or stylus
- Alternatively, use ZiaSign's web tool for a better experience with more font and style options
Which Method Should You Choose?
| Method | Speed | Appearance | Best For |
|---|---|---|---|
| Draw | 30 seconds | Natural, handwritten look | Personal documents, one-time signatures |
| Type | 10 seconds | Professional, consistent | Business contracts, bulk signing |
| Upload | 2 minutes (first time) | Exact match of your real signature | When you need your actual handwritten signature |
| Phone built-in | 30 seconds | Decent, limited options | Quick mobile signing without opening a browser |
Our recommendation: For most people, typing your signature is the best default — it's fast, professional, and perfectly legible. Save a drawn signature as backup for documents where a personal touch matters.
How to Save Your Signature for Reuse
Creating a new signature for every document wastes time. Here's how to save it once and reuse it:
In ZiaSign: Your signature is automatically saved to your account after the first use. On subsequent documents, just click Add Signature → select your saved signature → place it.
In Apple devices: iOS/macOS Markup saves your signature system-wide. Create it once in any app, and it appears everywhere.
As a file: Save your signature as a transparent PNG image. Store it in a secure folder (iCloud, Google Drive, OneDrive) so you can upload it from any device.