Penghitung Mini is a free Android application developed by Gulajava Ministudio that allows users to convert temperature, weight, length, and volume units, as well as calculate the area and volume of geometric shapes. The temperature unit conversions include Celsius, Reamur, Fahrenheit, and Kelvin. The weight unit conversions include kilogram, hectogram, dekagram, gram, desigram, centigram, milligram, pound, and ounce. The length unit conversions include km, hm, dam, m, dm, cm, mm, inch, feet, miles, and yard. The volume unit conversions include cubic meter, cubic decimeter, cubic centimeter, liter, barrel (oil), barrel (liquid non-oil), cc, gallon (US), and gallon (UK). The geometric shapes that can be calculated include rhombus, parallelogram, circle, square, rectangular, triangular, trapezoidal, beam, sphere, cone, cube, pyramid, and tube. The latest versionbrings some changes such as adjusting the display to the latest Android version, adding the ability to input decimal numbers, and rounding the calculation result to five decimal places.