The tool is free to use. If you want to support the development, you can buy a license.
The license pricing is flexible and you can decide, what the tool is worth to you.
There are simple license tiers:
In the future there might be features, which are only available in licensed versions, but at the moment all features are available for all users.
You can purchase the license via my PayPal account.
If you cannot use PayPal, please contact me via RaceDepartment and I will send you an IBAN account number.