I also sell tool. Do not work with netflix, but amazon work. can easy add other sites.
Payment in bitcoin 60$ for 100$ i also give support and add two custom sites for you.

For proof I get key for 1 video you like from amazon prime.

I am selling a new method,
It can download directly from amazon (all region), Netflux and Hulu and some other sites
PM me for more details.
The first 3 buyers get a sufficient discount.
Payment in bitcoin
For the price you get:
*Commandline tool
*Gui tool
*Support and detailed setup tutorial
*Access to future updates which may add support for new sites