Nitro Support Center

Whether you’re looking for brief FAQs or extensive User Guides, help is just a click away.


Upgrade to the newest major release of Nitro and enjoy the best features and updates we have to offer.

Knowledge Base

Maximize your investment with informative articles about specific Nitro features, products, and more.

Community Forum

Post questions, share feedback, and interact with other Nitro customers and experts.

User Guides

Access an in-depth guide to the features and functionality of Nitro Pro, Nitro Sign, and Nitro Admin.

Activating Nitro Pro

Having activation issues? We can help you solve the problem in just a few clicks.

Your purchase & serial number

Request your purchase records or Nitro Pro license serial number by contacting either Cleverbridge or 2Checkout, our administrator partners.

How-to videos

Experience Nitro’s most popular features and use cases firsthand with our brief how-to videos.


You have questions? We have solutions. Check out answers to our most frequently asked questions.

Submit a ticket

If you have Nitro VIP Access or Premium Support, you can open a support ticket and contact us directly.

The best in the business

Serving our customers is at the heart of everything we do. That’s why our customer satisfaction scores are among the highest in the industry.

Customer satisfaction

Software industry benchmark

First-response time

Software industry benchmark

20% OFF

Nitro Productivity Suite

Discount applies to up to 5 licenses purchased at
Offer valid through October 29, 2020.