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The smart and secure way to sign documents
Nitro Sign Premium is the ultimate eSignature tool for businesses that is designed to deliver speed, security, and efficiency to your document signing process.
Trusted by the most innovative brands in the world.
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"Nitro Sign named a worldwide leader …flexible eSignature workflows, supporting high security, identity verification and compliance."
2023 IDC MarketScape eSignature Assessment

Secure, affordable and compliant eSign solutions with trusted customer care.

Security & compliance
Trusted for cross-industry compliance and secure eSigning.
Software integrations
Keep using your favorite tools with our integrations & API.
No hidden fees
Pay as you use with absolutely no hidden or surprise costs.
Digital HR experience & integrations at Cegid
Cegid chooses a 100% digital HR experience by integrating Nitro Sign Premium in their platform. Since the integration, HR professionals can use the platform to easily track important documents and speed up employment processes drastically.
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The widest range of supported signing methods for global & regional signing convenience

In addition to signing methods like manual signing, biometric, SMS OTP and Mail OTP, we offer identity methods through single-point integration that are all available to electronically sign documents.

Keep documents and eSignatures secure and compliant with industry regulations

Nitro Sign ensures your digital experience is safe, secure and intuitive. Nitro Sign Premium is aligned with industry standards (ISO 27001), Data Protection regulations (GDPR) and complies with stringent eSignatures regulations including UETA, eSIGN Act, eIDAS, ZertES, Hong Kong Law and Singapore law.

Work your way with software integrations and Nitro’s API

Connect Nitro to your favorite tools – Like Microsoft Word, Power Automate, Salesforce, and the largest library of best-of-breed identification methods through pre-built connectors or Nitro’s powerful commercial API – and streamline your digital workflows.
Discover Nitro Sign
Learn more about our plans today and find the right eSignature solution for your needs.