This is an educational app created by GoPhoton!, which is a European project by the European Centres for Outreach in Photonics (ECOP). This app, using your camera phone, allows you to measure your heart rate by analysing the changes in absorption of light by the blood as your heart beats. (Go Photon!).
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Fix crash on start button press if camera permissions not granted to app.
July 24, 2019
4.0.3 and up