Login or register to IcerBox.com go to your Account (https://icerbox.com/account) now choose Premium
click on "Got a cupon"
Rewrite the voucher code and your account will be automatically upgraded to Premium or extended.
Frequently Asked Questions:
1. What is the limit of downloading and sending the
The Premium account download limit is 50GB.
The limit for sending files is 10GB.
2. What download manager do you recommend?
We recommend using the latest version of JDownloader, which has many interesting features. You can download it for free download → http://jdownloader.org