SpeedCrunch is described as 'Free, fast, high precision open source algebraic calculator with an intuitive interface and many features, such as variables, syntax highlighting, functions, persistent input history & more' and is a very popular Calculator in the education & reference category. There are more than 100 alternatives to SpeedCrunch for a variety of platforms, including Android, Windows, Web-based, iPhone and Mac apps. The best SpeedCrunch alternative is Qalculate!, which is both free and Open Source. Other great apps like SpeedCrunch are OpenCalc, GeoGebra Scientific Calculator, Numbat and fxSolver.
Qalculate! is a multi-purpose cross-platform desktop calculator. It is simple to use but provides power and versatility normally reserved for complicated math packages, as well as useful tools for everyday needs (such as currency conversion and percent calculation).
Sweden
EU
Lightweight Android calculator app offering basic and scientific calculation, customizable themes such as Dark, Light, Amoled, and Material You, history tracking, minimal permissions, portrait and landscape orientation, no internet required, and quick launch.
FranceEU
Free online scientific calculator from GeoGebra: perform calculations with fractions, statistics and exponential functions, logarithms, trigonometry and much more!
AustriaEU
High precision scientific calculator with full support for physical units (web and terminal versions).
GermanyEU
Online math solver, equation editor and database, graphing calculator and science/engineering problem helper.
GermanyEU
Do you ever grab a calculator & the back of an envelope to work through an idea or problem that involves some math?
Australia
Numi is a handy calculator app for macOS. 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. Numi is not limited to simple calculations, it can solve expressions of any complexity, with...
Russia
Discover the ultimate calculator experience with our beautifully designed app, featuring 60+ stunning color themes to match your style. Whether you're tackling complex scientific equations or simple everyday calculations, our powerful and user-friendly interface makes it all...
PCalc is the powerful choice for scientists, engineers, students, programmers, or indeed anybody looking for a feature rich calculator. It includes an optional RPN mode and multi-line display, a choice of button layouts, an extensive set of unit conversions and constants, a...
United Kingdom
Mathway provides students with the tools they need to solve their math problems. With tens of millions of problems already solved, Mathway is the #1 online problem solving resource available for students, parents, and teachers.
United States
Calca is a powerful symbolic calculator that updates as you type giving you instant answers. It solves equations and simplifies complex expressions. It's also a rich Markdown text editor so that you can explain your ideas alongside your calculations.
United States
Calculator provides simple and advanced mathematical functions in a beautifully designed app.
United States
