digiDoc Pulse Oximeter is an iPhone app that uses your camera to measure your heart rate and your oxygen level. Apps that measure your heart rate are a dime a dozen, but this is one that combines ...

Doctors may recommend pulse oximeters for people with certain health conditions who need to measure their blood oxygen levels at home. These devices may be helpful for individuals of any age.

Our product picks are editor-tested, expert-approved. We may earn a commission through links on our site. Why Trust Us? Before Covid, the last time you came in contact with a pulse oximeter was at ...