10 Best Calculator Apps for Android and iOS

# Last Updated On: December 16, 2021 #

Everyone needs a calculator to deal with complex equations. Calculator apps are a great resource for students, tutors, and teachers to handle all the calculations on the go. These days there are many cool calculator apps available for Android with reliable features.

Best Free Android Calculator Apps and Widgets

Believing it or not, the calculator apps solve the problems in an instance. It has the power to solve complex problems easily and help you with a better understanding. With the featured calculator app, you can easily solve complex equations and can master solving the problems.

When it comes to choosing the app, your options are virtually unlimited. Here we have listed the 10 Best Calculator Apps, and this helps you to choose the best one. 

1. Calc

Calc is a beautifully designed app from the developers of oddly. The developers nailed the app and did the way right. This free calculator app helps to perform mathematical problems easily. It is a simple, functional app with a typical UI. Some features enable it to perform mathematical functions easily.


  • Calculate numbers with operators
  • Reuse the previous result
  • Edit numbers and operators
  • Update calculation’s result automatically
  • Share the calculation’s history
  • Store calculation’s history
  • More themes are suitable for your interests

2. Calcu – Stylish Calculator Free

Calcu is one of the most preferred calculator apps for Android. Its advanced features include a calculation history, memory keys, various customization features, themes, and gesture controls.


  • New Material theme!
  • Beautiful and intuitive interface
  • Instant results
  • Scientific keypad
  • Calculation history
  • User-defined constants
  • Simple and full keypad layout
  • A range of stylish themes

This app is not a full scientific calculator, but it does enough function as a basic calculator. This calculator is one of the good competitors for the stock calculator app. It supports gesture controls, and various themes are available in the app.

3. HiPER Scientific Calculator

HiPER Scientific Calculator brings all the advanced calculation options that you need. Its UI looks modern and stylish. This scientific calculator app consists of several layouts, which include a pocket, compact and expanded.


  • Basic arithmetic operations
  • Fractions
  • Mixed numbers
  • Periodic numbers and their conversion to fractions
  • Unlimited number of braces
  • Operator priority
  • Repeated operations

You can make a choice that depends on your preference and device. Its expression view displays as in a textbook. You can easily use this app and solve problems quickly.

4. Google Calculator

Google Calculator is a simple app that you can access advanced functions quickly. It is a very powerful calculator application that comes with a nice UI. The design of this app is really awesome, and you can navigate it easily.

Similar read: 10 Best Algebra Calculator Apps

All basic calculation options are available in the google calculator app. Also, it includes some scientific operations such as trigonometric, exponential, and logarithmic functions.

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In this application, you can choose a light or dark theme as per your choice. This is perfect for users who are looking for extra capabilities to solve their arithmetic problems.

5. RealCalc Scientific Calculator

Did you need a more advanced calculator? RealCalc is the best option. In the Play Store, it is the best scientific calculator. The design of this app is simple and not flashy at all. In fact, this calculator looks like a regular real-life scientific calculator.


  • Traditional algebraic or RPN operation
  • Unit conversions
  • Physical constants table
  • Percentages
  • Result history
  • 10 memories
  • Binary, octal, and hexadecimal
  • Trig functions in degrees, radians, or grads

This app enables you to do basic calculations that you had not expect. Also, it keeps a history of your calculations. In case you forget the result, it helps you to recall. Install this featured and advanced app and clarify your math-related problems.

6. CalcNote

CalcNote is a Notepad-like interface where you can list the problems in the left half, and the calculations are shown in the right half. It is the best financial calculator app, as it allows you to instantly use all the advanced math operations and calculations.


  • Instant calculator & real-time results
  • Multi-line calculations & references
  • Different keypads with operations
  • Save & Export
  • Customize appearance
  • Percentage calculations
  • Modulo operation
  • Supports hexadecimal, octal, and binary operations
  • Calculate Power, Factorial, Permutations Combinations
  • Trigonometric functions

It enables you to see all the entries and calculations. If you make any mistake, it allows you to correct it at any time. If you need, the results are shown in Hexadecimal, Octal, or Binary. Also, you can calculate taxes with a single tap and calculate by connecting lines.

Moreover, this app comes with built-in themes that help change the calculator’s look and customize its layout.

7. Photomath

Photomath allows you to solve handwritten equations by pointing to your phone’s camera. This app incredibly performs well, which takes only a mere second to identify the handwriting.


  • Word problem explanations!
  • Free to use
  • Step-by-step explanations for every solution
  • Exclusive how-to animations
  • Scroll through multiple solving methods per problem
  • Multi-functional scientific calculator
  • Interactive graphs

Within seconds, using the snap, it solves the equation and delivers the appropriate answer. If you want this app, look for a calculator app download. This app supports a wide array of mathematics equations, including algebra, trigonometry, arithmetic, logarithms, derivatives, integrals, and more. Google Lens offers similar functionality.

With handwriting recognition capabilities, it is an awesome featured app. Make use of this app and perform the math function easily.

8. PCalc Lite

PCalc Lite is the best iPad calculator app that looks a lot like the stock calculator app on iPhones, which is a great plus. It offers a pretty amazing feature for the students to work easily.


  • Switchable button layouts
  • Apple Watch support
  • Support for split-screen multitasking
  • Full support for scripting with Siri Shortcuts
  • A Notification Center widget for quick access
  • Calculator themes
  • Editable unit conversions, functions
  • Hexadecimal, octal, and binary modes
  • Multiple undo and redo
  • Stylish, consistent user interface
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Also, this app has unit conversion features to convert the value on your calculator to other units of measurements. There are more advanced features like programmer mode and multiple line support, which can be unlocked with in-app purchases.

However, using PCalc Lite you can perform functions like scientific notation and calculations easily without any issues. It greatly supports the iPad slide-over mode, and it helps you to use it whenever you need it without quitting the currently-using app.

9. GeoGebra

As the name itself suggests, GeoGebra helps to solve the graph functions, which are used in geometric operations. You can do geometry, calculus, statistics, and algebra with GeoGebra.


  • Stochastics
  • Data Analysis
  • Analysis
  • Graph-theory
  • Bar design
  • Virtual keyboard
  • Text tool
  • Slider
  • Animation
  • Positioning of points
  • Inequalities
  • List operations

This simple app’s interface is very easy to create graphs and shapes. Graphs are created by dragging and dropping shapes, and you can manipulate the graphs using your fingers. You can get total control over your graphs with the available mathematical commands.

Another amazing feature of GeoGebra is its ability to check real-time changes in your calculations and variables while working on a graph.

10. Stylish Calculator

Did you like to have a calculator app with a bit of flair? Check this stylish calculator. Instead of using a grey or black theme, you can choose a variety of colorful themes. Don’t think that this app only looks, where it is a powerful calculator with plenty of features. It has all the capabilities to work well.

Your Best Calculator Apps!

With access to these exclusive calculator apps for your smartphone, you can easily solve most of your math problems. Whether you need a simple calculator app, scientific calculator apps with some advanced functionalities like handwriting recognition, you can avail of it online. Do check these apps and select the one that is perfect for your mathematical needs.

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