In recent years, production and imports of rapid card tests (RCT) have increased tremendously. Rapid card tests have revolutionized medical diagnostics. Their demand is surging further – fuelled by the innovation of – card test reader machines (CTRM) – which read and provide quantitative information from the card - after the tests. Can companies making card test reader machines (CTRM) (like Spotsense) act as aggregators for the large variety of RCTs available today? To answer this question, we must first understand the card tests available in the market today. Rapid card test OEMs (indigenous or foreign) provide a range of tests with different sensitivity, specificity, complexity, and customizations depending on the target disease and application. Some rapid card tests are designed for professional use in clinics and hospitals, while others are intended for point-of-care or home use. For example, Indian OEMs have played a crucial role in providing cost-effective and quality diagnostic