Category Archives: Something fancy

Something Fancy – Instant Heart Rate

Program reviewed: Instant Heart Rate Your smartphone probably has many sensors, but there is one that has become ubiquitous, being present in most “dumb” phones too, that should be considered the king of sensors: a camera. It’s one there’s sure … Continue reading

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Something fancy – Sonar

Program reviewed: Sonar There are several programs for Android to help you measure distance. They generally work either based either on GPS, or on some simple trigonometry made workable with the help of the gravity sensors (accelerometers) that your phone … Continue reading

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