A small app for astro photographers for calculation of image filed sizes for certain combinations of camera and lens. You can also calculate the maxim …
Release your digital camera (eg. a DSLR) with your phone! Now CameraTimer supports USB host mode of Android 3.X and higher. A special USB adaptor cabl …
GPS-Tacho is a speedometer based on the values of your GPS sensors. It is displaying speed, precise GPS-time, coordinates, altitude, a compass with be …
Though man has studied the universe for thousands of years, we still know very little about the place we live in. And as we continue to learn more, we …