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Honest pricing for full-featured plans. airSlate SignNow offers subscription plans with no overages or hidden fees at renewal.
Enterprise-grade security. airSlate SignNow helps you comply with global security standards.
Place electronic signatures and send records in moments instead of hours. Our eSignatures have the identical legal power as wet-ink ones.
Take advantage of the signature tips function and improve your files without any concerns about the safety of your information.
Modify existing forms and save changes, and airSlate SignNow will immediately inform your entire crew that there are updated templates.
Place fillable areas, create or collect electronic signatures, get supplementary documents and payments, and discover different ways to boost your workflows.
Use airSlate SignNow API, the easiest way to create and collect eSignatures. Do so within your CRM systems, on your website, or even in specific apps.
Generate a public link for your template and collect signatures while not having to directly send your document to specific consumer email addresses.
Guía rápida: ¿cómo hago una firma digital en un PDF?
La firma electrónica de airSlate SignNow es una solución robusta para simplificar la recopilación de datos, la negociación de contratos, la interacción interna y externa, y agilizar las prácticas de toma de decisiones. Firmar documentos en formato electrónico es sencillo para equipos, socios y clientes, y ayuda a su organización a reducir el desperdicio de papel y el gasto innecesario del presupuesto.
Siga los siguientes pasos que se enumeran a continuación y descubra cómo hago una firma digital en un PDF:
- Abra su navegador y vaya a signnow.com.
- Regístrese para una prueba gratuita o inicie sesión utilizando su correo electrónico o credenciales de Google/Facebook.
- Haga clic en Avatar de Usuario -> Mi Cuenta en la parte superior derecha de la página.
- Personalice su Perfil de Usuario agregando información personal y modificando configuraciones.
- Diseñe y gestione su(s) Firma(s) Predeterminada(s).
- Regrese a la página del panel de control.
- Desplace el cursor sobre el botón Cargar y Crear y elija la opción adecuada.
- Haga clic en la opción Preparar y Enviar junto al título del documento.
- Escriba la dirección de correo electrónico y el nombre de todos los firmantes en el cuadro emergente que se abre.
- Utilice la opción Comenzar a agregar campos para proceder a modificar el documento y firmarlo usted mismo.
- Haga clic en GUARDAR E INVITAR cuando haya terminado.
- Continúe configurando su flujo de trabajo de eSignature utilizando funciones avanzadas.
¿Cómo hago una firma digital en un PDF? es una gran pregunta y una que airSlate SignNow es la respuesta. Verifique la función que usted y su equipo necesitan para deleitar a sus clientes y compañeros con una mejor manera de hacer negocios. ¡Firme el primer documento hoy!
How it works
What is a digital signature on a PDF?
A digital signature on a PDF is a secure and legally recognized way to sign documents electronically. It serves as a digital equivalent of a handwritten signature, ensuring the authenticity and integrity of the document. Digital signatures use cryptographic techniques to provide a unique identifier for the signer, making it clear who has signed the document and confirming that the content has not been altered since it was signed.
Steps to complete a digital signature on a PDF
Completing a digital signature on a PDF using airSlate SignNow is straightforward. Follow these steps:
- Upload the PDF document to airSlate SignNow.
- Open the document and select the option to add a signature.
- Choose to create a new signature or use an existing one.
- Place the signature in the appropriate location on the document.
- Review the document to ensure all information is correct.
- Save the signed document securely.
Legal use of a digital signature on a PDF
In the United States, digital signatures are legally binding and recognized under the Electronic Signatures in Global and National Commerce (ESIGN) Act and the Uniform Electronic Transactions Act (UETA). These laws establish that electronic signatures carry the same weight as traditional handwritten signatures, provided that both parties agree to use electronic means for signing. This legal framework supports the use of digital signatures in various contexts, including contracts, agreements, and official documents.
Security & Compliance Guidelines
When using digital signatures, it is essential to adhere to security and compliance guidelines to protect sensitive information. Key practices include:
- Using secure platforms like airSlate SignNow that comply with industry standards.
- Ensuring documents are encrypted during transmission and storage.
- Regularly updating security protocols and software.
- Implementing user authentication measures to verify signers’ identities.
Examples of using a digital signature on a PDF
Digital signatures can be utilized across various industries and scenarios. Common examples include:
- Signing contracts for real estate transactions.
- Approving invoices and purchase orders in business settings.
- Finalizing legal documents such as wills and powers of attorney.
- Submitting tax forms electronically.
Sending & signing methods (Web / Mobile / App)
airSlate SignNow offers multiple methods for sending and signing documents. Users can:
- Access the platform via web browsers on desktops or laptops.
- Use mobile applications available for iOS and Android devices.
- Send documents for signature directly from email or integrated applications.
- Best ROI. Our customers achieve an average 7x ROI within the first six months.
- Scales with your use cases. From SMBs to mid-market, airSlate SignNow delivers results for businesses of all sizes.
- Intuitive UI and API. Sign and send documents from your apps in minutes.
Here is a list of the most common customer questions. If you can't find an answer to your question, please don't hesitate to reach out to us.
To do a digital signature on a PDF using airSlate SignNow, simply upload your PDF document to the platform. Then, select the 'Sign' option, add your signature, and place it where needed. Finally, save and send the signed document to the intended recipients.
airSlate SignNow offers a range of features for digital signatures, including customizable signing workflows, templates, and the ability to sign documents from any device. Additionally, it provides secure storage and tracking for all signed documents, ensuring compliance and ease of access.
Yes, airSlate SignNow offers various pricing plans to accommodate different business needs. You can choose from monthly or annual subscriptions, with options that include features tailored for small businesses to large enterprises. Visit our pricing page for detailed information.
Absolutely! airSlate SignNow integrates seamlessly with various applications such as Google Drive, Salesforce, and Microsoft Office. This allows you to streamline your document management processes and enhance productivity while ensuring you can easily do a digital signature on a PDF.
Using airSlate SignNow for digital signatures offers numerous benefits, including increased efficiency, reduced turnaround time for document signing, and enhanced security. It simplifies the signing process, allowing you to do a digital signature on a PDF quickly and securely.
Yes, airSlate SignNow prioritizes security and compliance, utilizing encryption and secure storage for all documents. This ensures that when you do a digital signature on a PDF, your information remains protected and confidential throughout the signing process.
Yes, airSlate SignNow is fully optimized for mobile devices, allowing you to sign documents on the go. Whether you're using a smartphone or tablet, you can easily do a digital signature on a PDF from anywhere, making it convenient for busy professionals.
airSlate SignNow is committed to protecting your sensitive information by complying with global industry-specific.

Todo su negocio gana con software de firma electrónica. Genere una firma electrónica única e impulse los flujos de trabajo de sus documentos.
Simply click Tools > Certificates > Digitally Sign, then follow the prompts to choose your digital ID.
Acrobat Reader DC allows you to fill, sign, and send forms. You can add text, use autofill, and sign by typing, drawing, or using an image.
Open PDF, click Tools, Prepare Form, Add digital signature, then drag a box to place the signature. Name the field and save.






