A calculator app is one of the most fundamental yet important apps on your phone. You have to manage calculations every day and a calculator app enables you to use your smartphone for all the calculations. However, the default calculator app in most Android smartphones is equally limited and lacks a bit with regards to solving complex equations. If you require a scientific calculator that can help you with a wide range of calculations and math problems, you should go for a third-party calculator app.

There are several calculator apps available for Android that offer reliable features and the ability to solve complex problems.

1.Calculator Plus

Calculator Plus has an interface similar to a handheld digital calculator. It can do all the fundamental functions you want for quick calculations. Also, it offers a memory feature, which is found on most digital calculators to store and recall calculations from the past. If you require the scientific calculator, you should download a companion app by going to the main menu of Calculator Plus.

Calculator Plus

The scientific calculator offers all that you would expect from a scientific calculator. It has numerous modes for various uses, including Complex, Matrix, Equation and Graph mode. Moreover, Calculator Plus keeps a complete record of your calculations and always remember them even if you close the app. You can see the complete history along with how the equation was solved.

Install: (Free)

2.MyScript Calculator

The biggest issue is, when we try to solve math equations with a calculator app is entering the data using the on-screen buttons. We are used to writing and solving equations on a paper, so change to on-screen buttons makes things a little harder; unless you have the MyScript Calculator app. The app gives you a chance to use your hand or a stylus pen to enter equations, after which it’s converted into a digital equation.

MyScript Calculator

It solves equations in real-time and additionally fills-in any holes you may have left while drawing. You had no issue entering equations using my finger, but you assume the app will work best with a stylus and on larger screens, like a tablet. It supports all common operations such as, constants, brackets, exponentials, trigonometry and logarithms. If you are not good with digital calculators, give MyScript Calculator a shot.

Install: (Free)

3.Calculator by Google

The Google Calculator app is the default calculator app on stock Android smartphones. It’s a basic calculator that is perfect for everyday use but what makes it a good pick is its extremely simple design and smooth working. You can do basic math calculations like multiplication, subtraction and division, etc., and it can also handle a few scientific operations like logarithm, trigonometry, constants and exponentials.

Calculator by Google

All the calculations are made in real-time and the Material Design UI certainly makes up for a great experience.

 Install: (Free)

4.Calculator ++

Calculator ++ is another quickly designed calculator app for Android, which has an interface similar to Google Calculator. It has two basic layouts, Standard and Engineer. Standard mode offers basic calculation tools along with multi digit support, one-tap copy/paste and other basic math tools, such as constants. In the Engineer mode, you can use advanced tools to solve problems like logarithms, trigonometry, powers etc.

Calculator ++

Calculator ++ offers automatic solutions, so that you can quickly enter values and get results. It even includes gestures, which make the experience a breeze. In addition, you can additionally change calculator themes and use the home screen widget for quick access. Another feature its floating window feature, which lets you use the app on top of other apps, to do calculations.

Install: (Free with in-app purchases)

5.Calculator by ASUS

It may not be the most advanced calculator but it’s still an amazing calculator when it comes to ease of use. Calculator by ASUS uses big buttons and multiple themes to make it easier to input data. The app also includes swipe gestures to quickly access different operators and the ability to tilt the phone to switch between standard and scientific modes.

Calculator by ASUS

It additionally has a built-in unit converter that can be very convenient. You can convert length, weight, volume, speed, and area measurements. Additionally, its floating widget on the home screen allows to do basic calculations without opening the app.

Install: (Free)

6.CALCU

If you are looking for a calculator app that packs in a lots of customization options. CALCU is all about customizing your calculator’s looks and layout. The app offers different themes to choose from, that totally change the look of the calculator, including design, fonts and style. Also, you can customize the buttons layout, so that you can keep the most used operators convenient.

CALCU

Some of its other features include, scientific calculator, gesture support, real-time results, complete history, Samsung multi-window support and more.

Install: (Free with in-app purchases)

7.One++

The One++ calculator app is not your run of the mill calculator app, as it includes an extensive collection of formulas to solve most math, physics and economics problems. You can find solutions using formulas for acceleration, light, body mass, rhombus, sphere, velocity, capitalization ratio, depreciation and over a thousand other formulas.

One++

One++ also has a built-in converter that is very advanced, with capabilities to convert energy, frequency, mass, pressure, radioactivity and more. The interface is also intuitive, and the categories along with its search feature makes it very easy to find the right formula.

Install: (Free with in-app purchases)

8.GeoGebra

GeoGebra focuses on solving the graph functions used in geometric operations. With GeoGebra, you can do calculus, statistics, geometry and algebra. The app has a very simple interface, which makes it very easy to create graphs and shapes. Graphs can be created by dragging & dropping shapes and you get complete power to manipulate the graphs using your fingers.

GeoGebra

All mathematical commands are available to use, giving you total control over your graphs. Another cool feature of GeoGebra is the ability to check real-time changes in your calculations and variables in the bottom window, while you are working on a graph.

Install: (Free)

9.CalcNote

CalcNote offers a Notepad-like interface, where the problems are listed in the left half and the calculations in the right half. It’s best for managing accounts and finances, as its gives you chance to use all the advanced math operators and calculates instantly as you type. You can see all the entries & calculations and if you make an error, you can correct it any time. The results can also be shown in Hexadecimal, Octal or Binary, if you need.

CalcNote

You can also calculate taxes with a single tap and connect calculations by connecting lines. Additionally, it also comes with built-in themes to change the look of the calculator and customize its layout.

Install: (Free)

10.CalcTape

CalcTape also uses a Notepad-like interface, similar to CalcNote, but uses the same classic style of showing results under the inputs. The app is awesome for doing math and lets you check the changes in real-time, with that you can easily edit results. You can likewise comment next to the inputs to ensure you remember the purpose of an entry. The button layout can be customized, so that the most important buttons are helpful.

CalcTape

Unlike different apps in the list, CalcTape does not incorporate advertisements. In any case, you will have to upgrade to the Pro version to unlock important features like, tax calculation, save calculations made, change layout, get multiple layouts and to share your calculations.

Install: (Free with in-app purchases)