Implementations of a cryptocurrency mobile services system and method for offering a global roaming and payment procedure is provided. In some implementations, a computer-implemented method for offering these mobile services comprise receiving over a network a plurality of competing offers for mobile services from a plurality of mobile services providers computing devices, respectively. In some implementations, the method further comprises transmitting over a network one or more of the received offers for mobile services to a plurality of mobile devices, wherein for each mobile device, the offer transmitted is based on the location of the mobile device and the coverage available at the location of the mobile device. In some implementations, the method further comprises receiving over a network an indication of a response to a transmitted offer for mobile service from a mobile device. In some implementations, the method further comprises, upon receiving an acceptance of an offer for mobile service from a mobile device, purchasing the accepted offer using cryptocurrency. In some implementations, the method further comprises, delivering the accepted mobile service to a mobile device and monitoring performance of the contract.