With the decline of fresh COVID-19 cases in the National Capital, the government is gearing up to ease restrictions in Delhi from June 1. While the decrease in cases and the news of lockdown uplift might be a relief for some, researchers still fear a third wave might hit the country. The crisis has no doubt taught us how vital healthcare. And to help people in this dire situation, many tech companies and start-ups have joined hands and brought various apps that enable measuring blood oxygen saturation level, heart, and pulse rate. One of the apps’ that recently gained traction is the Careplix Vitals app. Besides this app, there are a few others available on Google Play Store and Apple App Store. These apps read the vitals and work as a pulse oximeter, and good part you get the results for free. Here’s the list of healthcare apps to measure blood oxygen level, SpO2, and heart rate. But before proceeding, we would like to note that apps do not qualify for medical purposes, and if you are having any COVID-19 symptoms it is advised to consult a doctor.