M-Pesa got there first and is by far the dominant mobile money system in Kenya, regardless of competitors like Airtel Money. Even people who use Airtel for thei

M-Pesa got there first and is by far the dominant mobile money system in Kenya, regardless of competitors like Airtel Money. Even people who use Airtel for their phone service will still keep a Safaricom SIM card on hand so they can use M-Pesa.