Preventis SmarTest Pro® Ferritin offers a combination of rapid test and smartphone app for quantitative immunological determination of ferritin levels in capillary blood (measuring range 10 to 500 µg/L). For the rapid test, a small blood sample is taken quickly and easily from the fingertip. After 15 minutes, the result can be scanned using the SmarTest Ferritin app with the smartphone camera.