Frink is described as 'Practical calculating tool and programming language designed to make physical calculations simple, to help ensure that answers come out right, and to make a tool that's really useful in the real world' and is a Calculator in the education & reference category. There are more than 25 alternatives to Frink for a variety of platforms, including Windows, Linux, Mac, Android and iPhone apps. The best Frink alternative is SpeedCrunch, which is both free and Open Source. Other great apps like Frink are Qalculate!, Numbat, Soulver and GeoGebra Scientific Calculator.
SpeedCrunch is a 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.
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).
High precision scientific calculator with full support for physical units (web and terminal versions).
Do you ever grab a calculator & the back of an envelope to work through an idea or problem that involves some math?
Free online scientific calculator from GeoGebra: perform calculations with fractions, statistics and exponential functions, logarithms, trigonometry and much more!
A simple yet powerful calculator that includes standard, scientific, and programmer modes, as well as a unit converter. It's the perfect tool to add up a bill, convert measurements in a recipe or other project, or complete complex math, algebra, or geometry problems.
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. Then you can plug those answers in to future equations and if that answer changes, so does the equations its...
Kalk is a convergent calculator application built with the Kirigami framework. Although it is mainly targeted for mobile Linux platforms, it can also be used on the desktop.
OpalCalc is a brand new type of calculator for the PC. As easy to use as Notepad or a word processor, OpalCalc allows natural language in the sum and multi-line support so you can go back and adjust your previous calculations on the fly.
The Unsure Calculator is an online tool that lets you calculate with numbers you’re not sure about.
NoteCalc is a handy calculator trying to bring the advantages of Soulver to the web.
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