These licenses are only for customers who have previously purchased DiffEngineX within the last three years and wish to upgrade to the latest version.

You are only entitled to one current upgrade license for every previous license you have purchased.

To upgrade, use your Control Panel to uninstall your current version of DiffEngineX. Download and install the latest version from here.

By paying for an upgrade you are helping us produce the next generation of our software products.

If you are using DiffEngineX for personal use, please click here.

at $50 USD per single user license (PayPal).

Click here if you want to purchase upgrade licenses from MyCommerce (Digital River).

Recommended for European Union businesses. You may optionally add your VAT ID number during the payment process.

Click here if you want to purchase DiffEngineX using Stripe as the payment processor at $50 USD per single user license.