Alternatives to Omni Calculator for all platforms with any license

SpeedCrunch

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

Free Open Source Mac Windows Linux PortableApps.com
Input history Fast loading time Inline editing Live Preview ... Multiple languages Portable Syntax Highlighting Support for Themes Variables Add a feature

214 Like
Wolfram Alpha

Wolfram Alpha is a "Computational Knowledge Engine" - different from a search engine, it answers factual queries directly by computing the answer from...

Freemium Web Android iPhone Windows Phone iPad ... Kindle Fire
Built-in search engine Equation solving Search engine Add a feature

427 Like
Qalculate!

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...

Free Open Source Windows Linux Xfce
Currency Conversion Equation solving Exchange rates Fractions ... Periodic table Persistent History Unit converter Variables Add a feature

43 Like
Microsoft Mathematics

Microsoft Mathematics is a desktop graphing calculator that can help you visualize and see mathematical concepts as you’ve never seen them before. 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- Discontinued The program is no longer updated.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.
Free Windows
Graphing calculator Add a feature

40 Like
Calculator

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

Free Web Android Chrome OS Android Tablet Android Wear
No features added Add a feature

37 Like
Soulver

Soulver is a smart notepad with a built-in calculator. It gives instant answers to any calculations it finds in your text. It's a better way to work stuff out than...

Commercial $ $ $ Mac iPhone iPad
Currency Conversion Editable calculations Natural Language Processing Works Offline Add a feature

21 Like
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...

Free Mac
Currency Conversion Data export/import Extensible by Plugins/Extensions Support for Keyboard Shortcuts ... Sits in the MenuBar Natural Language Processing Real-time translation Add a feature

13 Like
OpalCalc

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...

Freemium Windows
Currency Conversion Natural Language Processing Portable Add a feature

16 Like
Windows Calculator

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...

Free Open Source Windows
Bundled with Windows Add a feature

16 Like
Gnome calculator

Calculator for the GNOME Desktop Environment, formerly known as gcalc (and gcalctool CLI).

Free Open Source Linux GNOME
No features added Add a feature

6 Like
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....

Free Open Source Linux
Intuitive Interface Minimalistic Natural Language Processing Add a feature

10 Like
RealCalc Scientific Calculator

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

Freemium Android
Unit converter Add a feature

31 Like
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.

Freemium Mac iPhone iPad Apple Watch
No features added Add a feature

10 Like
Giac/Xcas

Giac/Xcas is a free computer algebra system for Windows, Mac OS X and Linux/Unix (license GPL3, for commercial dual-license contact us).

Free Open Source Mac Windows Linux
No features added Add a feature

6 Like
Precise Calculator

Programmable scientific calculator which has more than 150 mathematical functions and all of them return as many digits as you need. It can calculate with real numbers...

Free Open Source Windows
No features added Add a feature

6 Like