User license agreement -
Terms and conditions

Last updated: 24-08-2018 (Fleet Mileage Calculator added on 05-04-2023)

Please read these terms and conditions carefully before creating a paid account for the use of both
hereafter referred to as "application". Your access to and use of the application is conditioned on your acceptance of and compliance with these terms and conditions. By using the application you agree to be bound by these terms and conditions. If you disagree with any part of the terms and conditions then you may not use the application.

License grant

The application is licensed, not sold, to you. Stelling Consulting grants you a revocable, non-exclusive, non-transferable, limited right to use the application, and to use it in accordance with these terms and conditions.

Restrictions on use

You shall not copy, reuse, modify, adapt any part of any file or code written by Stelling Consulting. You shall not redistribute your single user license / login data. Stelling Consulting has the right to revoke the granted license if a user is found to be violating these terms and conditions.

Limitation of liability

Usage is at your own risk. Stelling Consulting takes no responsibility whatsover. Under no circumstances shall Stelling Consulting be liable for any indirect, incidental, consequential, special or exemplary damages arising out of or in connection with your use of or inability to use the application.

Disclaimer of warranties

You acknowledge and agree that the application is provided on an "as is" and 'as available' basis, and that your use of or reliance upon the application is at your sole risk and discretion. Stelling Consulting hereby disclaims any and all representations, warranties and guaranties regarding the application. There is no warranty that the application will meet your requirement, nor that it is 100% bug-free, or available 100% of the time (if only because it partly relies on 3rd party software and because hosting is provided by a 3rd party).

Remark 1 - Centers-of-Gravity Calculator
The demo version shows exactly what you can and cannot expect from the application, as this demo version is fully functional, except for being able to enter your supply chain data (the demo version uses sample data).

Remark 2 - Centers-of-Gravity Calculator
Stelling Consulting has thoroughly tested the application, including a comparison of outcomes to those generated by Excel Solver and Llamasoft. The application has been used for many years by many companies, amongst others well-known worldwide operating logistics service providers. It is also used on a regularly basis by Stelling Consulting itself as part of support on supply chain network design projects.


If - for whatever reason - online payment in full fails, Stelling Consulting cannot be hold responsible for not being able to activate your account. If you encounter difficulties during the payment process, please contact Stelling Consulting by email:

Data storage

The application calculates with supply chain data as entered by the user. This data is not stored on a server. Data is stored in local browser memory only if you choose to do so.
You accept that your invoice address data, login data, usage data and user location are stored in a database on our server.

Changes in terms and conditions

Stelling Consulting reserves the right, at its sole discretion, to modify or replace these terms and conditions at any time. If a revision is material Stelling Consulting will try to provide at least 30 days' notice prior to any new terms taking effect. What constitutes a material change will be determined at Stelling Consulting's sole discretion.

Changes in software

Stelling Consulting reserves the right to update the software during your license period. This means you will always have the latest version with new features/revised text/improved lay-out/better performance.


If you have any questions about these terms and conditions, please contact Stelling Consulting by email: