Math is hard. Sometimes, even putting down expressions in numerical form is difficult, let alone solving or simplifying them. That’s where calculator applications such as SpeedCrunch and fxSolver come into play. Though the built-in calculator applications on your phone or computer may often suffice, sometimes the extra robust ability of the other software on this page can be a real lifesaver.
SpeedCrunch is a free, fast, high precision open source algebraic calculator with an intuitive interface and a extensive list of features, including: Unlimited Variables,
Online math solver, equation editor and database, graphing calculator and science/engineering problem helper.
Qalculate! is a multi-purpose cross-platform desktop calculator.
The program is no longer updated. Last version, 4.0, released in January 2011, can be still downloaded from the official website.
Microsoft Mathematics is a desktop graphing calculator that can help you visualize and see mathematical concepts as you’ve never seen them before.
Calculator provides simple and advanced mathematical functions in a beautifully designed app.
Omnilauncher for Linux to help you quickly find and run apps and do other useful things.
RealCalc Scientific CalculatorAndroid's #1 Scientific Calculator. A fully featured scientific calculator which looks and operates like the real thing.
010 Editor is a professional text/hex editor designed to edit any file, drive, or process on your machine.
handyCalc is a powerful calculator with automatic suggestion and solving which makes it easier to learn and use.
Soulver is a smart notepad with a built-in calculator. It gives instant answers to any calculations it finds in your text.
Hound combines Speech Recognition and Language Understanding. This Speech-to-Meaning capability makes Hound the new way to search and do things faster without typing.
A simple yet powerful calculator that includes standard, scientific, and programmer modes, as well as a unit converter.
OpalCalc is a brand new type of calculator for the PC.
The project was abandoned. Last version, 4.0.1, released on November 24, 2003, can be still downloaded from the official website.
GraphCalc is an all-in-one solution to everything from everyday arithmetic to statistical analysis, from betas to Booleans, from cubes to calculus, from decimals to derivatives.
Simply point your camera toward a math problem and Photomath will magically show the result with a detailed step-by-step instructions.
latest version is 4.4.2 (2013)https://sourceforge.net/projects/graph/files/Graph/
Graph is an open source application used to draw mathematical graphs in a coordinate system. Anyone who wants to draw graphs of functions will find this program useful.
Numi is a handy calculator app for Mac. It allows to describe tasks the natural way and instantly get an accurate answer. For example, $20 in euro - 5% discount or today + 2 weeks.
CalcTape is a revolutionary new kind of pocket calculator. With CalcTape, also extensive calculations remain clearly structured.
PCalc is the powerful choice for scientists, engineers, students, programmers, or indeed anybody looking for a feature rich calculator.
The Hex Workshop Hex Editor by BreakPoint Software is a complete set of hexadecimal development tools for Microsoft Windows 2000 and later.
SpeQ is a small, extensive mathematics program with a simple, intuitive interface. All calculations are entered in a sheet.
The built in Calculator on the iPhone. Calculator is two calculators in one: rotate it to landscape to transform it from basic to scientific.
Calcbot is a simple and beautifully designed calculator for your iPhone, iPod touch and iPad. You’ll never open the built-in Calculator app again.
Its an app where you do maths like a normal person. It lets you type whatever you want and smartly figures out what is math and spits out an answer on the right pane.
note_space is a program for writing notes, presented as arrays of cards; this is a new simpler version, as of December 2018.