The cost of the full version of Accent RAR Password Recovery depends on the features included:

Basic Standard Professional Ultimate
RAR 1.x-2.x
RAR 3.x/5.x C C/G C/G2 C/Gu
Cost Price Price Price Price
C – CPU only; G – one GPU device; G2 – two GPU devices; Gu – unlimited number of GPU devices

An Accent RAR Password Recovery license gives the user:

Secure online payment. We accept credit cards via our secure online form, as well as by fax or phone. We also accept checks, PayPal, wire transfers and corporate purchase orders.