Hi @apextech, We are glad that you like our software. Donation is not possible. Our software is free because it originated as test software for our commercial Windows display driver product, v3DDK. If you like, you can post a nice public comment on our Facebook page or rate us in our Google Playstore or Apple app store.
For further questions and/or discussions, please don't hesitate to contact us.
One Corporate Centre, Unit 3012
Meralco Ave. Corner Doña Julia Vargas Ave.
Ortigas Center, Pasig City, 1605
Metro Manila, Philippines