Pietro Massimino

Depth

Free

Well, cliffs, skyscrapers... Drops something and you hear when it touches the ground. iPhone will say the depth of the well, cliffs or other. If...

Total Solar Eclipses

Paid

Total and Total-annular solar eclipses processed by the program are comprised between 1900 and 2100, exactly 287 eclipses from 28th May 1900 to 4th...