Top 2 Apps Similar to Scientific Calculator

This is the ONLY APP that can execute own Formulas as well asnormalcalculation

♦ You can create your own formulas andsavethem in User Memory until you need them.♦ In User Formulas, you can use English alphabets, Greeks andanysymbols, such as a subscript.♦ You can create User Formulas almost exactly identical asthemathematical equations.♦ Once a formula is saved, it can be executed at any timebyspecifying the formula memory number.♦ Once you execute a formula, subsequent operation depends onthetype of formula that you recalled.( For example, '?' may appear to tell you to input valuesforvariables.)♦ You can add another equations during calculation.♦ Abbreviated multiplication and nested parentheses can beexpressedexactly same way as real formulas.♦ You can use the calculated values repeatedly byjustone-touch.♦ Saved data in Memory can be used anytime you want duringbothnormal calculation and Formulas.♦ You can use the saved data in User Formulas.( Nothing effects to User Formulas although the saved databeingdeleted.)♦ Appearance is identical to that of classics calculator,withproviding better functions by touch screen and touchscroll.♦ Landscape mode supported.[ Functions include }♦ Power & Root Functions♦ Log Functions.♦ Trigonometric functions in degree or radian♦ Arcsine , Arccosine, Arctangent♦ Hyperbolic sine, Hyperbolic cosine, Hyperbolic tangent♦ Hyperbolic Arcsine, Hyperbolic Arccosine,HyperbolicArctangent♦ Factorial