The Mobile Financial Services Market Viability Tool (the Tool) provides a comprehensive ranking of the overall maturity of the mobile financial services (MFS) ecosystems in 104 countries. It uses 40 key indicators that fit into six indicator groups. All indicators are sourced from existing international data sets. Primary data sets were not collected for the Tool. A high ranking in overall score generally indicates that a country's digital payment market conditions are conducive to exploring the expansion and continued adoption of MFS.