PAYONER, a payment processor that I have been using for many years, for its ease of receiving and making payments from its partner companies. Its platform is very easy to use, you can make direct withdrawals to our bank accounts, depending on the country where we are... A great advantage over other payment processors, is the option to request a physical Mastercard (prepaid), which is easy to use in ATMs and merchants that receive payments in dollars or euros depending on your country of origin...
It is also a good option for any self-employed person to receive their payments in a secure and fast way, so it is aimed at small or medium-sized merchants...