600USD ahead of time for one EX4 decompilation? Appears like fraud for me. If will never perform, they will not Supply you with a reimbursement. This application will not be a decompiler, It is just tell you to pay and ship the EX4 by means of e-mail. Squander of money. https://ricardozdede.p2blogs.com/29912109/not-known-details-about-ex4-to-mq4-converter