The Integral Calculator lets you calculate integrals and antiderivatives of functions online — for free! Our calculator allows you to check your solutions to calculus exercises. It helps you

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I swear i love it , it really helps me to knowing more in math â¤ il loove math, so easy to use and I've never got an incorrect result, thank you again, math app, it really helps my son for certain stuff and I would recommend it more than any math app out there. This app really helped me to get rid of my fear of mathes and physics.

Darryl Alcantar

I missed a day in school and the rest of the week the teacher was absent and we had a test at the end of the week which was on info i hadn't been tought. This is a very good app, especially for depresso children who are failing. I know people probably say this a lot, but I dont rate apps often, but this one I couldnt resist.

Arthur Johnson

So developer please add such higher calculation in next update. I solve the question first and then try it on the app to see if am correct, perfect for assignment its not just giving the answer its even giving the solution its good very good perfectly good if i have spare money i will definitely but premium keep up the good work.

Richard Carroll

Advanced Cal Exponential integral Ei (x) Calculator Home / Special Function / Exponential integral Calculates the exponential integral Ei (x). Ei(x) =−∫ ∞ −x e−t t dt E i ( x) = − ∫ − x ∞ e − t t d t x

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