Signature API
SignatureAPI offers an Electronic Signature API that provides a modern way to collect e-signatures in apps and workflows at any scale. Their reliable and intuitive API allows developers to define entire electronic signature workflows programmatically, ensuring maximum flexibility to fit any use case. The company also offers an AI Toolkit to enable AI agents to send and track signed documents. With a focus on a clean, minimal signing interface, SignatureAPI keeps signers focused on the task at hand. Their platform supports integrations with thousands of apps through no-code and low-code connectors like Power Automate and Zapier, streamlining the full signing workflow from document generation to obtaining compliant signed documents. SignatureAPI's electronic signatures are legally binding worldwide, recognized by regulations such as the ESIGN Act, UETA, and eIDAS, ensuring validity and enforceability across different jurisdictions.
- Website: https://signatureapi.com
Product & Features
- Integrates electronic signatures directly into Microsoft Power Automate flows.
- Provides a free test API key for development and platform evaluation.
- Offers a sandbox environment with non-legally binding test envelopes.
- Enables users to create and send signature envelopes from Power Automate.
- Supports sending legally binding electronic signatures for live production use.
- Sends signature requests via email and tracks them within the user dashboard.
Recent News
- Retrieve Signed Documents Using SignatureAPI and Power Automate (2025-09)
- Quickstart: Send Documents for E-Signature with SignatureAPI + Power Automate (2025-08)