Does all standard calculations with floating point numbers (returns result rounded to 2 decimal points). Also does exponents (i.e. 2^2 = 4), plus sin and cos.
Goes way further than your standard calculator by allowing brakets. Not just brakets but you can even do nested brakets. Try 1+(1+(1+(1+1))) and see what you get . :)
Upon calculation is saved below in an 'Equation' list. If you refresh the page you'll see this list is saved (to LocalStorage).
Hit the 'x' to remove an equation from the list.