ProfPay allows you to purchase £ $ € Ukash vouchers. Simply exchange your cash for a unique 19 digit Ukash code, and you can use it on any of the 5,+. How the scam works: (with explanatory videos below) Ukash vouchers are very useful and convenient legitimate cards that people in 33 countries use everyday. Ukash was a UK-based electronic money system that allowed users to exchange their cash for a secure code to make payments online. It was acquired by Skrill Group in April , who merged the online voucher Defunct : August.