# Calculator Apps

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.

- Popular filters:
- Open Source
- Linux

## SpeedCrunch

SpeedCrunch is a free, fast, high precision open source algebraic calculator with an intuitive interface and a extensive list of features, including: Unlimited Variables,

## fxSolver

Online math solver, equation editor and database, graphing calculator and science/engineering problem helper.

## Microsoft Mathematics

Discontinued

The program is no longer updated.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

Calculator provides simple and advanced mathematical functions in a beautifully designed app.

## RealCalc Scientific Calculator

RealCalc Scientific CalculatorAndroid's #1 Scientific Calculator. A fully featured scientific calculator which looks and operates like the real thing.

## 010 Editor

010 Editor is a professional text/hex editor designed to edit any file, drive, or process on your machine.

## handyCalc

handyCalc is a powerful calculator with automatic suggestion and solving which makes it easier to learn and use.

## Soulver

Soulver is a smart notepad with a built-in calculator. It gives instant answers to any calculations it finds in your text.

## Hound

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.

## Windows Calculator

A simple yet powerful calculator that includes standard, scientific, and programmer modes, as well as a unit converter.

## GraphCalc

Discontinued

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.

## Photomath

Simply point your camera toward a math problem and Photomath will magically show the result with a detailed step-by-step instructions.

## Graph

Discontinued

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

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

CalcTape is a revolutionary new kind of pocket calculator. With CalcTape, also extensive calculations remain clearly structured.

## PCalc

PCalc is the powerful choice for scientists, engineers, students, programmers, or indeed anybody looking for a feature rich calculator.

## Hex Workshop

The Hex Workshop Hex Editor by BreakPoint Software is a complete set of hexadecimal development tools for Microsoft Windows 2000 and later.

## SpeQ Mathematics

SpeQ is a small, extensive mathematics program with a simple, intuitive interface. All calculations are entered in a sheet.

## Calculator

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

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.

## NaSC

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

note_space is a program for writing notes, presented as arrays of cards; this is a new simpler version, as of December 2018.