Reor Calculator has been discontinued. Similar apps include SpeedCrunch, which is free and open source. Other options are Qalculate!, Google Calculator, Numi and Soulver. Calculators like Reor Calculator are a crowded field, with more than 50 alternatives for Android, Mac, Windows, iPhone and iPad.
Omni Calculator is a 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.
Poland
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United States
CalcTape is a revolutionary new kind of pocket calculator. With CalcTape, also extensive calculations remain clearly structured. CalcTape makes the arithmetic process visible - you can generate intermediate results and subsequently correct or change all numbers and operations.
GermanyEU
With MyScript Calculator, perform mathematical operations naturally using your handwriting.
FranceEU
Calculator is a basic calculator application made by Apple Inc. and bundled with its macOS, iOS, and watchOS operating systems. It has three modes: basic, scientific, and programmer. The basic mode includes a number pad, buttons for adding, subtracting, multiplying, and...
United States
handyCalc is a powerful calculator with automatic suggestion and solving which makes it easier to learn and use.
A kickass, open-source calculator that lets you do calculations and unit conversions naturally, with features like:
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, complex numbers, fractions, vectors, matrices. Commands if, goto and print can be used to create scripts.
CzechiaEU
Console Calculator is a powerful calculator with a simple console interface. This calculator supports many built-in mathematical functions, remembers recent entries, supports creation of user defined variables and custom functions.
United States
HEXelon MAX is a science calculator. It solves math expressions like: Sin(Pi)-Root(-8;3)+3. Exchange rates table and currency converter are update from Internet by one click. Units converter makes easier to convert various units,14 categories of units: length, temperature...
PolandEU
A calculator for Android.
Algebraic entry. Full on-screen history (multi-line display). Use your phone's keyboard or on-screen buttons. Usual functions: trig, log, etc. Parentheses. Copy to clipboard.
United Kingdom
ESBCalc is a Freeware Scientific Calculator for Windows with Infix Notation, Brackets, Scientific Functions (Trigonometric, Hyperbolic, Logarithmic - including Base 10, Base 2 & Natural - plus more), Memory, Paper Trail, Result History List and more.
