Wolfram Alpha Wolfram Alpha is a "Computational Knowledge Engine" - different from a search engine, it answers factual queries directly by computing the answer from... Freemium Web Android iPhone Windows Phone iPad ... Kindle Fire Built-in search engine Equation solving Add a feature 401 Like
Calculator Calculator provides simple and advanced mathematical functions in a beautifully designed app. Free Web Android Chrome OS Android Tablet Android Wear No features added Add a feature 36 Like
RealCalc Scientific Calculator RealCalc Scientific Calculator Android's #1 Scientific Calculator. A fully featured scientific calculator which looks and operates like the real thing. Looking for... Freemium Android No features added Add a feature 30 Like
Insect High precision scientific calculator with full support for physical units (web and terminal versions). Free Open Source Mac OS X Windows Linux Web Self-Hosted Console-based Add a feature 4 Like
handyCalc handyCalc is a powerful calculator with automatic suggestion and solving which makes it easier to learn and use. With almost all the features you can imagine on a... Free Android No features added Add a feature 22 Like
HEXelon MAX HEXelon MAX is a science calculator. It solves math expressions like: Sin(Pi)-Root(-8;3)+3. Exchange rates table and currency converter are update from Internet by one... Free Windows No features added Add a feature 9 Like
UseTool UseTool combines converter and calculator in one app and lets you customize the interface by your own taste. We tried to pick for you the most frequently converted... Free Android No features added Add a feature 1 Like
GNU Units The Units program converts quantities expressed in various scales to their equivalents in other scales. The units program can handle multiplicative scale changes as well... Free Open Source Linux No features added Add a feature 4 Like
eCalc Scientific Calculator An easy to use scientific calculator with many advanced features to help you solve algebra, trigonometry, and engineering math problems. The calculator comes with six... Commercial Mac OS X Windows No features added Add a feature 2 Like
Calculate A math expression calculator with persistent memory for variables and functions. Any JavaScript expression can be evaluated. - Click the C button to clear the output... Free Mac OS X No features added Add a feature 2 Like
Moffsoft FreeCalc Moffsoft FreeCalc is the ideal replacement for your standard Windows calculator - with adjustable size, visible memory value and digit groupings, this free calculator... Freemium Windows No features added Add a feature 3 Like
errProof The website has a lot of useful and unique tools. Free Web No features added Add a feature 1 Like
lwty.org worksheets or practice exercises, calculators & answer sheets to engage the grade school students to learn, practice, test & verify the answers themselves to... Free Personal Web No features added Add a feature 1 Like
Oficalc Complete calculus tools, easy to use and full of functions. Oficalc is, basically, a scientific calculator that may help you with mathematical calculus and that... Free Windows Multiple languages Add a feature 1 Like
Calcuverter Calcuverter is a calculator and unit converter in one. Furthermore, you can enter queries in plain English. Normal desktop calculators always seemed counter-intuitive to... Free Open Source Windows Linux No features added Add a feature 0 Like
