4 votes

Software based calculator that can handle millions of digits

If you don't mind using your browser and the Internet, Wolfram Alpha is a good choice. It's free to use and handles arbitrary-precision numbers.
John Y's user avatar
  • 817
4 votes

Calculator that can calculate with units

I was happy with Phyxcalc for a long time. See another answer recommending Qalculate now. I'm happy to have found Phyxcalc. Physxcalc can calculate with units, just type them 4m/s*4.3s =17.2m 2m²+...
Thomas Weller's user avatar
3 votes

Time calculator - a tool to compute the days between two dates

On OS-X you already have python installed and on windows it is easily installed so you can simply do it on the command line, from your example: >python -c"import datetime as dt;d=dt.date(2016,7,18)...
Steve Barnes's user avatar
  • 31.6k
3 votes

Universal unit conversion application

You can use Calculator that comes with Windows (View > Unit Conversion), but it doesn't convert to Spanish (unless you change your OS language) and it doesn't convert megabytes.
Chloe's user avatar
  • 355
2 votes

Online tool to add amounts of memory from a table

Wolfram Alpha. For example "3721304KB + 700Mb + 20gb", will output 23.81GB, or any unit needed, e.g. 2.381×10^10 bytes, 1.905×10^11 bits, etc. The main defect of WA is that it's proprietary, and it'...
agc's user avatar
  • 856
2 votes

Universal unit conversion application

I use two programs obtained from PortableApps.com: Converber (official website here) ConvertAll (official website here) They are Windows programs and they both provide a translation in Spanish. Both ...
JKEngineer's user avatar
2 votes

Calculator for Memory / Bits/ Bytes Size like numerical calculator

In Windows PowerShell already has that capability. Numbers can take suffixes that represent the units in base 2. Just type 12.5GB + 5.8MB + 1392KB and you'll have the size in bytes. To convert to ...
phuclv's user avatar
  • 1,077
2 votes

Software to organize Wolfram Alpha searches

This may not be the answer that you are looking for but you can use python but the Wolfram Alpha library to query Wolfram Alpha in a repeatable manner and to save the results. If you use an iPython ...
Steve Barnes's user avatar
  • 31.6k
2 votes

Software based calculator that can handle millions of digits

KBH Thousand Digit Op will multiply one-thousand digit numbers and will divide two-thousand digit numbers. Otherwise, there are numerical libraries for the Unix and Linux C compiler. And the Unix and ...
S Spring's user avatar
  • 149
2 votes

Platform for building quick tools

I would suggest taking a look at the combination of Python, Numpy, Scipy, etc. for the calculations you may wish to use cython for any intensive calculations that are not already available & ...
Steve Barnes's user avatar
  • 31.6k
2 votes
Accepted

Calculator without on-screen keyboard

You could use python from a terminal window. Small footprint with no keyboard. Keep a Python terminal at bottom of screen and just click it to use. The search engine Spotlight of the Mac also will do ...
Natsfan's user avatar
  • 894
2 votes

Is there command line time calculator?

Postgre SQL interval syntax allow that: select interval '8h' - interval '3h45m' - interval '2h30m'; UPDATE Recently discovered Emacs is capable of HMS arithmetic (compatible with degree/minutes/...
gavenkoa's user avatar
  • 351
1 vote
Accepted

Bitrate calculator GUI for Linux

OK, I ansmer to myself. There is an application that do the job I wish with a nice GUI : Bitrate calculator GPL for Linux on GitHub : https://github.com/Philippe734/Bitrate-calculator For input, we ...
NicolasSmith's user avatar
1 vote

Free Android scientific calculator that can convert *to* fractions

WolframAlpha Pro and its app should be able to do everything you request and more. Though input may be a bit confusing at first (using a qwerty keyboard for inputting most things, with an extended, in-...
Michelfrancis Bustillos's user avatar
1 vote

GUI app for converting floating point to binary

The dc (desk-calculator) command allows specifying both input and output bases: $ echo 2 o 3.14159 p | dc 11.00100100001111110 Or: $ dc 2 o 3.14159 p 11.00100100001111110 q "2 o" says ...
Ray Butterworth's user avatar
1 vote

Programs for calculations in quantum mechanics and theory of relativity

QuTiP: Quantum Toolbox in Python QuTiP is open source software for simulating the dynamics of closed and open quantum systems. The QuTiP library uses the excellent Numpy, Scipy, and Cython packages as ...
karel's user avatar
  • 1,626
1 vote

Grapher for Windows?

If you don't wish to learn R and start using ggplot2 or python and start using any/all of MatPlatLib, Bokeh, plot.ly or dozens of others then: Try gnuplot which is: Free, gratis & Open Source ...
Steve Barnes's user avatar
  • 31.6k
1 vote

Scientific Calculator with Fractions for Windows

Microsoft actually has its very own solution to your need in the form of Microsoft Mathematics: https://math.microsoft.com/ There is also Smath Studio which is effectively a free alternative to ...
Secundus's user avatar
  • 223
1 vote

Scientific Calculator with Fractions for Windows

If trial software is acceptable then Casio has emulators for their scientific calculators that supports all features in the real calculator including fractions. You can download from here and use it ...
phuclv's user avatar
  • 1,077
1 vote
Accepted

Scientific Calculator with Fractions for Windows

Precise Calculator can do that Precise Calculator has arbitrary precision and can calculate with complex numbers, fractions, vectors and matrices. Has more than 150 mathematical functions and ...
phuclv's user avatar
  • 1,077
1 vote

Scientific Calculator with Fractions for Windows

If you don't mind the lack of a built-in graphical interface and you're OK with "computerish" notation, a great completely free option is the Python programming language. You don't have to learn any ...
John Y's user avatar
  • 817
1 vote

Software based calculator that can handle millions of digits

Julia can handle arbitrary numbers and is available for many platforms. julia> # multiply a big number by two in julia: julia> 1.9560*10^big(1834097) * 2
jitter's user avatar
  • 206
1 vote

How to carry calculation and draw plot lines in a web page?

Vaadin The Vaadin Framework is an open-source free-of-cost project to build desktop-style business-oriented web apps in pure Java. Your app runs on the server-side in Java but is automatically ...
Basil Bourque's user avatar
1 vote

Scientific calculator with quick binary addition syntax

What you need is already installed: $> echo 'obase=16; ibase=16; AB+CD' | bc 178 $> echo "obase=2; ibase=2; 11+01" | bc 100 For easier use, you could set up aliases (or use shell scripts): ...
Izzy's user avatar
  • 18.8k
1 vote

Time calculator - a tool to compute the days between two dates

http://www.timeanddate.com/date/duration.html has a nice UI, friendly and useful but it requires internet connectivity..
Andrei Rînea's user avatar
1 vote
Accepted

A multi-function offline calculator for Windows

I came across this software recently called DubCen. It's a new software. Surprisingly, I couldn't find any similar software. You can learn more at their website . They say it contains about 50 'good ...
anshabhi's user avatar
  • 111
1 vote

Software that can calculate PI to at least a thousand digits

Please check: Mini Pi which can compute Pi to millions of digits. However to calculate Pi, you don't need a software, as the algorytm can be written in one or few lines in almost any language. Pi at ...
kenorb's user avatar
  • 3,123
1 vote

Universal unit conversion application

Free Converter Here's a keeper I always keep with me wherever I go. I have the portable version with me so I can easily guess some basic conversions such as Imperial to Metric, and also to guess an ...
FONZ's user avatar
  • 479
1 vote

Universal unit conversion application

You should look at Frink: https://www.futureboy.us/frinkdocs/ It has offline unit conversion, a GUI, and built-in translation. (The translation does require an internet connection, though.)
Nathaniel M. Beaver's user avatar
1 vote

Windows calculator for programmers

PowerShell can solve all of your problems. Not only does it has a 64-bit unsigned type (and 128-bit signed/unsigned types since PowerShell Core 7.0) but it also has an arbitrary-precision integer type....
phuclv's user avatar
  • 1,077

Only top scored, non community-wiki answers of a minimum length are eligible