Best PDF Editors for Adding Signatures
PDF editor for signature tasks has become a crucial tool in today’s digital workflow, streamlining the process of approving documents without the need for printing.
Whether you're a business owner handling contracts, a remote worker submitting tax forms, or simply someone who needs to validate a lease or permission slip, these programs provide a fast, secure, and convenient way to add signature to PDF electronically.
In this article, we’ll explore the features a PDF editing software can offer when it comes to signatures. Also, we'll look at how it serves different purposes in diverse settings.
1. Icecream PDF Editor
Icecream PDF Editor is a comprehensive application built for Windows users who require reliable document control, annotation, and electronic signing features in a local, desktop environment. Its balance of precision makes it especially suitable for managers handling workflows across legal, administrative, academic, and client-facing operations.
This free PDF signer allows to endorse papers utilizing two manual methods. They are: by writing initials directly within the editor or by inserting an image of a handwritten personal mark.
The drawing on PDF option enables freehand signing with a mouse or touchscreen, offering a quick way to insert an autograph. Alternatively, individuals can upload a scanned or photographed signature picture for a cleaner, more consistent appearance.
While the PDF editor does not support digital certificate-based (cryptographic) seals, these visual approaches are enough for everyday internal approvals and informal agreements.

Why to choose this document signer:
- Provides fast, practical PDF signature options sufficient for most processes.
- Combines essential editing, annotation, and PDF form-filling tools in one accessible interface.
- Fully offline, desktop-based solution.
- Functional free version is an excellent value for those who need reliable features without ongoing subscription costs.
2. Adobe Acrobat
Acrobat is a powerful and comprehensive suite designed for creating, editing, managing, and securing documents. It is widely recognized for its versatility and is commonly preferred by government agencies.
The PDF software offers a variety of ways to sign PDFs, catering to both casual and formal needs. Individuals can opt to sign a document by typing their name and writing on PDF, drawing it with a stylus, or inserting a picture.
For enhanced security, this software for editing PDFs supports digital signatures using certificates, which link the identity to the initials. Moreover, Adobe delivers a structured workflow, allowing multiple participants to sign in a predefined order.

When to pick this PDF editor with signature:
- Compliance with legal or industry regulations (e.g., eIDAS, ESIGN, HIPAA) is a priority.
- You collaborate frequently with remote teams or external stakeholders.
- Cost is not a major concern, and you manage complex, multi-step signing processes.
3. PDF-XChange Editor
PDF-XChange Editor is a robust and versatile application, offering a range of signing capabilities suitable for both basic and professional use. It supports two main types of autographs: visual and digital.
For situations demanding stronger security, the PDF signer includes full support for cryptographic endorsement based on X.509 digital certificates. Additional features like validation, timestamping, and the ability to restrict edits after signing add another layer of trust and control.
As a desktop solution, PDF-XChange Editor is well-suited for users who handle sensitive files locally and prefer to avoid cloud workflows.

When insert signature in PDF with it:
- Signing contracts, official records, or any document that entails identity verification.
- Locking a document after signing to prevent unauthorized edits.
- You’re using Windows (since the software is not available for macOS or Linux).
4. PDF Candy
PDF Candy is an intuitive, web-based service that offers a broad of features for working with documents. With its user-friendly interface, the platform has a suite of instruments that cater to all sorts of PDF manipulation need.
This online PDF editor provides a simple and convenient solution how to sign a PDF document. This makes it an excellent choice for those who want to avoid the complexity of more advanced tools. It presents two main methods:
- Text - You can type your name in a signature-style font.
- Image - This option allows you to insert a picture of your handwritten signature.

When to put signature on documents with it:
- You want an online tool that doesn’t require software installation.
- Quick personal signings for contracts, letters, or agreements that don’t demand high security.
Tips on how to sign a PDF
Tip | Description |
---|---|
Assess Needs | Determine whether a basic handwritten or image-based signature is sufficient, or if a more secure certification is required. |
Position Clearly | Place the signature in a visible area, avoiding overlap with crucial content. |
Maintain Integrity | Add details like the date or a brief acknowledgment to enhance the authenticity. |
Understand Legal Requirements | Review the PDF thoroughly, as certain jurisdictions may not accept improperly applied signatures. |
Implement Security | After signing, apply restrictions such as locking the file or setting a password to prevent unauthorized modifications. |
FAQ
- What is the role of a certificate authority in a digital signature?
- CA is a trusted third party that issues digital licenses used in PDFs. These certificates confirm the identity of the signer and affirm the mark is genuine.
- What is a timestamped signature?
- It is a precise record of the time at which the document was signed. This feature is typically utilized to validate the date and ensure that the file has not been altered.
- Are image-based signatures legally binding?
- Yes, but they may not carry the same weight as digital ones in many jurisdictions. They can be more easily forged or modified, making them less secure for high-stakes or legal agreements.
PDF signers - Conclusion
In conclusion, choosing the right PDF editor for signatures is essential for ensuring both security and convenience when handling important documents.
With the ability to add extra layers of protection, assure file integrity, and meet legal requirements, a software for editing PDFs offers a seamless way to complete the digital signing process with confidence.