Ors hydration calculator app this app helps you calculate the correct amount of ors hydration tablets required to take with water to properly hydrate your body based on your activity duration and intensity features includeschoose from over 40 exercises and activitiessimple data input selection for accurate resultsgps allows the outside temperature to be factored into the final resultsalgorithm accurately calculates the exact amount of ors required based on your chosen activity and you