361 Like Wolfram Alpha Good alternative? YES NO Wolfram Alpha is a "Computational Knowledge Engine" - different from a search engine, it answers factual queries directly by... Freemium Web / Cloud Android iPhone iPad Kindle Fire
136 Like SpeedCrunch Good alternative? YES NO SpeedCrunch Portable is a free, fast, high precision open source algebraic calculator with an intuitive interface and a extensive list... Open Source Mac Windows Linux
110 Like Mathematica Good alternative? YES NO Mathematica is a computational software program used widely in scientific, engineering, and mathematical fields and other areas of... Commercial Mac Windows Linux
30 Like Google Calculator Good alternative? YES NO Google’s calculator tries to understand the problem you are attempting to solve without requiring you to use special syntax. To use... Free Web / Cloud
3 Like Gnome calculator Good alternative? YES NO Calculator for the GNOME Desktop Environment, formerly known as gcalc (and gcalctool CLI). Open Source Linux GNOME
5 Like galculator Good alternative? YES NO galculator is a GTK 2 / GTK 3 based calculator with ordinary notation/reverse Polish notation (RPN), a formula entry mode, different... Open Source Linux BSD Xfce
4 Like Evi Good alternative? YES NO Evi is a new digital assistant who is here to help with your everyday needs. Need to know where the nearest place to buy milk? She can... Free Personal Web / Cloud Android iPhone
1 Like Cymath Good alternative? YES NO Enter your math problem, and let Cymath solve it for you step-by-step! For high school students, Cymath covers topics in algebra... Free Web / Cloud Android iPhone
2 Like Site Plow Discontinued Good alternative? YES NO Site Plow is a free tool for information exploration on the Internet. An easy to use web app for building advanced search queries... Free Web / Cloud
16 Like fxSolver Good alternative? YES NO Online math solver, equation editor and database, graphing calculator and science/engineering problem helper. Free Web / Cloud
1 Like Ruvenss Calculator Good alternative? YES NO Simple yet very effective calculator with print capabilities and log registration. Free Mac Windows Linux Chrome OS
4 Like GNU Units Good alternative? YES NO The Units program converts quantities expressed in various scales to their equivalents in other scales. The units program can handle... Open Source Linux
1 Like JustBrowsing Calculator Alternative? YES NO Calculator web-app for JustBrowsing project. Basic 4 function calculator plus square root and exponent functions. Supports... Open Source Mac Windows Linux Web / Cloud Chrome OS Self-Hosted ... JustBrowsing
1 Like Converters360 Good alternative? YES NO The collection of unit measurement converters along with conversion factor, ratio, formula and tables Free Web / Cloud
4 Like Calistry.org Good alternative? YES NO Calistry is an online Chemistry Calculator. Till date Calistry contains 70+ calculators in the field of Chemistry. Everything in the... Free Web / Cloud Android
1 Like SymPy Gamma Good alternative? YES NO SymPy Gamma is a simple web application that executes and displays the results of SymPy expressions as well as additional related... Open Source Web / Cloud
0 Like Graphmatica Good alternative? YES NO Is a powerful, easy-to-use, equation plotter with numerical and calculus features: Win32 screen shot. Graph Cartesian... Freemium Windows
0 Like Physics-AST Good alternative? YES NO Physics-AST is a physics problem solver that helps high school students to solve physics problem and learn physics better from the... Commercial Web / Cloud Android iPhone
0 Like ThinkCalculator Good alternative? YES NO Think calculator for Finance, Math, Geometry, Converter, Physic & Chemistry, Webtoolsm Date and time and more Free Web / Cloud