Send a document for signing to a single recipient with C# Client using the API

airSlate SignNow’s straightforward API allows you to quickly embed eSignature workflows into your custom apps or website. No need to send your signer an email or direct them to an external URL. Recipients can sign your documents on any device in seconds, they don’t even need their own airSlate SignNow account.

  • Free to test
  • Fast to deploy
  • Powerful & secure

Сreate eSignature invites right from your app or website in ten minutes or less

Use the airSlate SignNow API to integrate eSignature workflows into your app, CRM or website five times faster than the competition.

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  • We provide developers with complete SDKs for all popular languages, allowing them to integrate eSignature workflows without writing a single line of code.
  • With our detailed documentation, integrating the airSlate SignNow API is a breeze.
  • The airSlate SignNow API not only provides you with eSignatures: use it to create fillable forms, request payments, and download & archive documents using simple API calls.

airSlate SignNow regularly wins awards for ease of use and setup

Read our reviews on the trusted resources

Tech Data uses airSlate SignNow to improve our internal and external customer service while increasing our speed to revenue.
Bob Dutkowsky CEO
Bob Dutkowsky | CEO

Select an API package for your business

Integrate eSignatures into your software and get 250 legally-binding signature invites with your API free trial.

Check API pricing

Solution engineers

We are here to help you configure eSignature API to your workflow.

Review airSlate SignNow’s API documentation

The detailed API tutorial will guide you through the entire integration process and provide clear coding examples.

Video guides

Watch our video guides for instructions on how to easily build custom integrations.

Start with any of our SDKs

Get complete SDKs for Node.js, Python,
PHP, Java, C#.

Enterprise-grade security and compliance

airSlate SignNow is committed to protecting your sensitive information by complying with global industry-specific security standards.

GDPR compliance
GDPR compliance
Regulates the use and holding of personal data belonging to EU residents.
SOC 2 Type II Certified
SOC 2 Type II Certified
Guarantees the security of your data & the privacy of your clients.
PCI DSS certification
PCI DSS certification
Safeguards credit/debit card data for every monetary transaction a customer makes.
21 CFR Part 11
21 CFR Part 11
FDA-backed standards for electronic documentation and electronic signatures.
HIPAA compliance
HIPAA compliance
Protects the private health information of your patients.
CCPA compliance
CCPA compliance
Enhances the protection of personal data and the privacy of California residents.

Watch the airSlate SignNow API in action

Evaluate airSlate SignNow's send a document for signing to a single recipient with c client for api

The airSlate SignNow API equips organizations with a distinctive set of features that enhance business workflows. Explore the advantages of our send a document for signing to a single recipient with c client for api by creating a complimentary Sandbox account.

Steps to set up a Sandbox account:

  1. Access the airSlate SignNow Developers page. There, you can find more details about the API and sign up for your Sandbox account.
  2. Register for a trial. Enter your email address and click the Create API sandbox button to proceed with registration.
  3. Verify your email address. Check your inbox for the email you receive and click the link to confirm your email address.
  4. Navigate to Developer Sandbox. Set a password to gain continued access to your developer account.
  5. Include an application. Click Add App, assign a name to your app, and select Add to save changes. The API token for your app will be generated automatically.
  6. Examine send a document for signing to a single recipient with c client for api. Uncover all airSlate SignNow features and how they can enhance your business operations.

Complete these steps to evaluate airSlate SignNow's functionalities. If you have any inquiries, feel free to reach out to the support team. Optimize your business workflows with airSlate SignNow today.

How it works

Create an account and get the required tokens
Use code samples to send a document for signing to a single recipient with C# Client using the API
Enjoy the power of eSignature in your workflows

Watch our instructions to build custom integrations with ease

airSlate SignNow offers a free testing environment to explore the eSignature.

Trusted eSignature solution — what our customers are saying

Explore how the airSlate SignNow eSignature platform helps businesses succeed. Hear from real users and what they like most about electronic signing.

Best eSignature Service going
5
Fred C

What do you like best?

I love how easy it is to use. I have a lot of clients that are over 60, and the fact that airSlate SignNow guides them through every step is fantastic.

Read full review
Getting Signed documents or contracts is a breeze
5
User in Computer Software

What do you like best?

Sign Now offers a very simple solution to a difficult problem we had with not being able to have clients out of state and even out of the country sign documents. This little doozy helped us streamline the process, until we got too big and had something developed in house.

Read full review
airSlate SignNow was easy to integrate to our workflow and makes document workflows faster and more efficient
5
Administrator

What do you like best?

airSlate SignNow makes it easy for multiple teams to collaborate on the same document at the same time, sending to all parties for signature simultaneously cuts down on processing times and makes our document workflow more efficient while saving valuable time. airSlate SignNow features offer functionality, security and compliance and are easy to implement. He ability to upload forms and create templates. Document groups — like sending a virtual packet. The ability to have multiple parties complete and sign their portion of the same document simultaneously has been extremely effective for our company.

Read full review

Ready to get started?

FAQs

Below is a list of the most common airSlate SignNow API questions and answers. Just choose a question to view a detailed answer.

Need help? Contact support

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Ready to get started?

It’s time to watch the airSlate SignNow API in action. Create your developer account and upload documents, request signatures, and check the status of your document.

Why choose the airSlate SignNow API?:

  • Free to test and easy to deploy
  • SDKs for popular languages
  • Customizable for any workflow
  • Industry-leading security & compliance