Dimen Pro is an Excel COM add-in that helps you quickly build FAI reports. It allows you to balloon your drawings and automatically check your measurement content. 

Once the payment is completed, your activation code will be generated and instantly sent to your email. You can use it to activate Dimen Pro. If you do not receive the serial number within 30 minutes after payment, please contact us and provide your Order ID. 

Yes, you can run it offline, and we also have offline activation. 

You can request a 100% refund if your purchase complies with our Refund Policy . However, we recommend thoroughly evaluating the software through the trial edition or time-limited trials before making a purchase. 

FastSpring calculates taxes, such as Value-Added Tax (VAT), based on your location. For European customers, VAT is added to the purchase price unless you provide a valid VAT ID to waive the charges if you're a business customer. FastSpring complies with EU regulations and automatically applies the correct tax rates during the checkout process.

For more details, you can visit their VAT information page. 

Purchasing through FastSpring is secure and reliable because they are a trusted reseller of software and digital products. They specialize in safe, secure internet sales and are PCI Level 1 Compliant, ensuring the highest standards for credit card security. FastSpring uses Verisign SSL Certificates for secure transactions, does not store credit card numbers, and adheres to strict privacy policies, meaning your personal data is protected and not sold to third parties.

For more details, you can visit their purchasing page.