Omni Calculator is described as 'Web/mobile calculator that solves concrete problems such as mortgage payment, gross margin, body mass index, break-even point, etc. It's very user-friendly, flexible and usable on web, mobile and as an embeddable web widget' and is a Calculator in the education & reference category. There are more than 100 alternatives to Omni Calculator for a variety of platforms, including Android, Windows, Web-based, iPhone and Mac apps. The best Omni Calculator alternative is Wolfram Alpha, which is free. Other great apps like Omni Calculator are SpeedCrunch, Fossify Calculator, Qalculate! and OpenCalc.
Bricks is a note-taking web app with a built-in calculator. It can be installed as a desktop or mobile app, because of PWA technology this app built with. Which is also makes it offline available. Notes created with Bricks can be shared.
TTCalc is an open source bignum mathematical calculator. It features arithmetical functions, trigonometric functions, inverse trigonometric functions, hyperbolic functions, inverse hyperbolic functions, logical operators, logarithms, functions for converting between degrees and...
Multi Sum Calculator is a portable tool that calculates the sum of multiple values!
XCALC is my little RPN calculator completely free to use, and still downloadable. XCALC is now a DEAD project. No work has been done on this project since 2012, and nothing more will be done either.
Simple yet very effective calculator with print capabilities and log registration.
Moffsoft FreeCalc is the ideal replacement for your standard Windows calculator - with adjustable size, visible memory value and digit groupings, this free calculator software is a simple and intuitive tool.
Power calculator for Android. Has Calculus, Algebra, 2D/3D Graphing and other features.
Excalibur for Windows 32-bit version is a freeware full featured RPN-only calculator. This is a serious calculator for serious users. Excalibur takes up a small amount of resources for all it does so well.
ECW Expression Calculator is an advanced expression calculator with the following features:
Calculator Plus is a nice addition to hundreds of Calculator apps but with unique idea and innovative and user friendly designed buttons.
About A Basic Scientific Calculator Beautifully designed basic scientific calculator with support for percent operation, engineering exponent key, memory functions, and more.
In addition to the widget calculator, a scientific mode is included that links to eCalc’s advanced onlin.
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