600USD ahead of time for just one EX4 decompilation? Seems like rip-off for me. If will never get the job done, they will not Supply you with a refund. This app is not a decompiler, It truly is just let you know to pay for and deliver the EX4 via https://ex4-to-mq4-decompiler38269.bloguetechno.com/the-basic-principles-of-ex4-to-mq4-decompiler-65956623