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A calculator app developed with Flutter capable of parsing mathematical expressions

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lucas-marianno/flutter_calculator_math_parser

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Math Expression Calculator Get it on Google Play

A Flutter Application that includes a Scientific Calculator, Mathematical Expressions Parser, BMI Calculator, Currency Converter, with real time exchange rates, favorites tab and more!

The Math Expression Calculator is, at its core, a Mathematical Expression Parser.

Downloads

Download the latest production version here (Google PlayStore)

Interested in the upcomming versions? click here to download the latest Open Testing version (.apk only)

Features

  • You can input complex math expressions.
  • The parser can evaluate expressions containing Square Root, Power, Multiplication, Division, Subtraction, and Addition.
  • The parser has full support for parentheses, including nesting.
  • The parser recognizes Implicit Multiplications
  • The parser follows the Order of Operations.
  • Used mathematical expression are displayed in history.
  • Users can retrieve previously used math expressions by clicking on them.
  • Users can store and retrieve results using 'MS', 'MC' and 'MR' controls.
  • Users can easily calculate their Body Mass Index.
  • Responsive Design
  • Real-time Currency Converter
  • BMI - Body Mass Index calculator
  • Integration with other apps or services, such as cloud storage, database, google account sign in, etc. (this will not have any practical effects, it will serve only as a study project).
  • Deploy project to PlayStore.

Upcomming features

  • Language Selection (English, Portuguese and Spanish)
  • Light mode
  • Scientific Notation
  • Equation Parser (1st and 2nd-degree)
  • Interest Converter (daily -> monthly -> annual, and vice-versa)
  • Unit Converter (Mass, Length, Speed, etc)
  • OnScreen cursor
  • Real-time Refactoring

About this project

The primary objective of this project is to provide a foundation for a career as a Flutter Developer.

The project serves the following purposes:

  • Implement coding techniques, ideas, and concepts acquired during the course of learning.
  • Monitor my progress in the development of the application.
  • Track improvements in Flutter, Dart, and general coding skills.

The Developer

This entire project was idealized and developed by Lucas Marianno, an enthusiast and aspiring Flutter Developer.

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