Add conditional fields to a document for signature using API

Use SignNow's API to provide your customers with smart and flexible e-signature workflows. Add fields that appear only after certain conditions are met in a document.
Want to embed e-signatures into your workflows?
feature img
Generate documents with conditional fields
Use this sample code to insert conditional fields into your document to ensure fast and accurate document completion.
  • We provide developers with complete SDKs for all popular languages, allowing them to integrate e-signature workflows without writing a single line of code.
  • With our detailed documentation, integrating the SignNow API is a breeze.
  • The SignNow API not only provides you with e-signatures: use it to create fillable forms, request payments, and download & archive documents using simple API calls.
Watch the SignNow API in action:

Start using the SignNow API with any of our SDKs

Need support? Our solutions engineers are ready to help!