Natural Scientific Calculator

Natural Scientific Calculator offers a fast, intuitive way to do math on Chrome. Loved by over 1 million users, it enables natural input—enter equations as you’d write them on paper, with fractions, roots, and exponents. You can swipe to move the cursor, pinch to zoom, and quickly access your saved expressions.

Features include radians/degrees, decimal-to-fraction conversion, mixed and improper fractions, permutations and combinations, and high-precision support up to 2048 decimals. Programmable roots, logarithms, and constants, plus trig functions, make it a complete toolkit for students, researchers, and engineers. Save favorites for instant recall and breeze through work with a fast, flexible calculator designed for real-world math.