Scientific Calculator : factoriel, tan, cot, sin, arcsin, cos, arccos, sec, cosec, logarithm, pow, root.

Unit Converter : Lenght(mm,cm,dm,m,km,in,ft,yd,mi), Area(mm^2, cm^2, m^2, ha, km^2, ft^2, yd^2, acre), Mass(mg, g, kg, tone, oz, lb), Volume(ml, L, m^3, in^3, ft^3, yd^3, gal liq, gal dry), Temperature(Kelvin, Celcius, Fahrenheit), Speed(m/sn, km/h, ft/sn, mi/h)