What services can organize the replenishment of the balance on the site for people from abroad?

Question

Payment systems

Good morning! There is a project in which there are accounts, each has balances that are replenished with real funds. I roughly understand how to work with the CIS countries, but what / what payment services can I choose to replenish the balance from foreign countries?
It is desirable that you can use it without having an IP and other things

Answer 1

bitcoin

Answer 2

Payeer, Perfect Money, AdvCash, PayPal, Payoneer, Skrill

Answer 3

https://payeer.com/en/