Download Petroleum Office

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New to Petroleum Office? Create an account to start your 14-day free trial. No credit card required.

Frequently Asked Questions

? How does the free trial work?

Create an account, choose a plan, and get 14 days of full access — no credit card required. Download the add-in and start using all functions and blueprints in Excel. After the trial, add a payment method to continue your subscription.

? What are the requirements?

Petroleum Office requires Microsoft Excel 2016, 2019, or Microsoft 365 for Windows and the .NET 8.0 Runtime.

? How can I update?

To update an existing copy of Petroleum Office, just install the new version over the existing copy. It's that simple.

? I installed the add-in but it didn't appear in Excel.

Most likely you need to run the setup file as Administrator. Right-click on setup file and choose "Run as administrator". Also check the Articles section for more troubleshooting suggestions.

? Can I use my subscription on multiple computers?

Yes, you can log in from several PCs. However, we monitor active sessions per account. Suspicious usage patterns may result in subscription cancellation. See Pricing FAQs for details.

? Is there a free version for students?

Yes! Students and faculty at participating universities get free access to the full Function Library through our Academic Program. Sign up with your university email for instant activation.