The 9 Best Free Calculator Apps for Android

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The 9 Best Free Calculator Apps for Android

Our math instructors used to warn us that we wouldn’t always have a calculator with us. But now that we have smartphones, we can access hundreds of calculator applications wherever we go.

Because there are so many possibilities, it might be difficult to choose the best one for your requirements. Today, we’ll look at the top free calculator applications for Android.

1. Calculator (by Google)

This is your easiest and most secure wager. Google provides a simple but well-designed tool that can perform basic arithmetic tasks but not much beyond. It computes in real time, so you don’t even need to press the equals button.

Swiping in from the right side brings up some more advanced functions, but it’s still a rather restricted collection. The only other significant feature is that you may press at the top of the screen to see a three-dot menu that enables you to convert decimals to fractions—all. that’s There is no graphing or history.

It’s completely free and has no adverts, so it gets the job done (unless you’re trying to avoid Google).

Download: Calculator by Google (Free)

2. Calculator ++

If the Google Calculator is too simple for you, try Calculator ++. This software offers two modes: Simple and Engineer. It has a large number of functions, a history of everything you’ve computed, and can even generate graphs.

Swipeable buttons are a wonderful small feature. Swipe up on a button to activate the top choice, and swipe down to activate the bottom option. It’s also configurable, with a variety of theme possibilities. It contains a floating window mode as well as a widget for your home screen.

This software has advertisements, but they only appear on side sites like History, not on the main calculation page. You may get them removed for $4. Overall, it achieves a good blend of simplicity and functionality.

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Download: Calculator ++ (Free)

3. ClevCalc

ClevCalc is a collection of calculators in one. It offers everything from a gasoline cost calculator to an ovulation calculator, in addition to the essentials like a currency and unit converter.

There are various themes to pick from, all of them are influenced by Material Design. Although the software contains advertisements, you may eliminate them with an in-app payment.

Download: ClevCalc (Free)

4. Calculator (by TricolorCat)

Here’s a simple option called Calculator. This one is ideal for keyboard purists since it comes in three distinct layout styles: standard, stylish, and ergonomic.

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It also has a plethora of color choices and the ability to add or delete memory buttons. Aside from that, you may alter the appearance of decimals (1.5 or 1,5) and check your history by swiping down from the top. It’s quite basic, but it’s also more customisable than other basic calculator applications.

The software does include a banner ad at the bottom, but you can remove it by purchasing the Pro edition.

Download: Calculator (Free)

Download: Calculator Pro ($1.50)

5. CalcTastic Scientific Calculator

This program is intended for those who want more scientific computation choices. It also has a rudimentary calculator, but the focus is on the scientific component. You can work on difficult issues all day, but it can’t graph anything.

It’s also very customisable, including traditional scientific calculator themes as well as a basic light theme. For $1 extra, you can obtain seven additional themes, polar form complicated numbers, landscape support, and a programming calculator.

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Download: Scientific Calculator (Free)

Download: Scientific Calculator Pro ($1)

6. RealCalc Scientific Calculator

RealCalc is another popular scientific calculator. It is styled like the old hand-held scientific calculators used in school.

RealCalc includes all of the common scientific functions you’ll need. It also allows for the use of histories, memory, unit conversions, and constants. Binary, octal, and hexadecimal computations are also supported.

Traditional and Reverse Polish Notation calculators are included in the app (RPN).When using the classic type, insert parentheses around portions of the equation to keep the computation order. It differs from the other calculators described above in that you cannot just enter the equation as it appears.

You may also adjust the app’s appearance by selecting from a variety of display styles and formats.

The free edition has several essential features that may be sufficient for your needs. RealCalc Plus includes additional features such as fractions, degrees/minutes/seconds, customized conversions and constants, landscape mode, and a 12-digit display.

Download: RealCalc (Free)

Download: RealCalc Plus ($3.49)


This software finally has a reasonably unique name (even if it is just a shortened version of “calculator”).CALCU offers both simple and scientific layouts, a slew of cool themes, and even the ability to change the typeface.

It offers quick swiping movements, such as swiping down to show the history or up to expose additional scientific buttons. A banner ad runs at the top, which you can remove with a $2 in-app purchase.

Download: CALCU (Free)

8. All-In-One Calculator

If you only want a calculator, you may be better off with one of the other applications on our list. However, if you want an app that does more than just provide a sleek and beautifully designed calculator, this one is for you.

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This program can compute not just numbers, but also percentages, equations, forms, speed, temperature, currency, age, and many other things. This program can most likely calculate whatever you need calculated.

All-In-One Calculator (free download) (Free, in-app purchases available)

9. Desmos Graphing Calculator

Desmos Graphing Calculator is a specialized graphing calculator program for those who desire one. It’s all about the graphics here, with no simple calculator UI. The tool makes it simple to design and visualize several functions, then alter them using sliders. You may also get started with some of the app’s sample graphs for guidance.

You may create an account to sign in and sync your graphs if you like. The best part is that there are no commercials or in-app purchases.

Download: Desmos Graphing Calculator (Free)

Which Is the Best Calculator for Android?

Each of these applications has advantages and disadvantages, so it’s worth testing a couple before deciding which one is ideal for you. You have nothing to lose since they are all free.

Furthermore, by utilizing these free calculator applications, you will be able to replace the standard Android apps. You are not required to utilize what your phone maker has assigned to you.

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