1. Insert a "Powered by GraphHopper" link in your application as described here.
  2. Send us a link to your application that we can verify that 
  3. On this basis we will check whether we can grant you the discount. 

We only grant this discount for public applications with a sufficiently large number of users.

The discount is valid for 12 months and can be extended by resubmitting the required documents as described above.