Best Calculator Apps for iPhone and iPad in 2020

Apple calculator app lacks advanced features and isn’t available for iPad either. As a result, you will need to look for some worthy alternatives that can let you crack scientific calculations or solve complex Maths instantly. Out of dozens of options in the App Store, we’ve chosen the 10 best calculator apps that support both iPhone and iPad. Some of them even work with Apple Watch so that you can do basic calculations right from your wrist.

Talking about the features that make these third-party calculator apps for iOS way better than Apple’s offering, they are fully customization and versatile. From the scientific to the graphing calculation, these apps cater to various demands. And this is what makes them enormously helpful for not just scientists, engineers but also students who want to solve Maths more efficiently.

#1. Photomath

Photomath iPhone and iPad Calculator App Screenshot

Photomath is unique in its own right. To me, it’s an excellent calculator app for learning Maths.

You can it to solve programs related to arithmetic, calculus, and more with the help of your iPhone camera. The app also offers a detailed guide with the step-by-step explanation so that you will be able to take control of complex maths.

Review smart concepts and use the ones that can enhance your understanding also get better grades in the exam. Featuring beautiful graphs and compatibility with many languages, Photomath has the quality to be your intelligent personal tutor.

Compatibility: iPhone and iPad
Price: Free

#2. Calculator by The App Tower Inc.

Calculator iPhone and iPad App Screenshot

This calculator app from “The App Tower” is one of the most popular options (4.7 stars out of 18.5k ratings). What I’ve always found appreciable in this app is the easy-to-use functionality and clean interface.

Another feature that makes it super handy is a large collection of themes. That means you get more chances to tweak the look of the calculator as per your requirements.

You can use this app in several languages including English, Arabic, Catalan, Czech, Danish, Dutch, Finnish, French, German and more. Lastly, you can get its ad-free version for $1.99.

Compatibility: iPhone and iPad
Price: Free/$1.99 for the ad-free version

#3. Calculator +

Calculator Plus iPhone and iPad App Screenshot

“Calculator +” is a complete package and can easily fit into your various requirements. The app shows both the equation and result at once to let you carry out your task smoothly.

The advanced editing function allows you to go back and forth with ease so that you can calculate with more flexibility. Compatibility with many scientific functions enables you to solve even complicated Maths without breaking any sweat.

It supports handwriting as well so that you can add important points to your calculations. If you have a liking for customization, multiple themes would light up the entire show for you!

Compatibility: iPhone, iPad, and Apple Watch
Price: Free

#4. Tydlig

Tydlig iPhone and iPad Calculator App Screenshot

Want to calculate tips and discounts fast? If yes, Tydlig can be a better option for you.

The app offers very responsive results, letting you edit any number on the intuitive canvas. You can use the attached text label to annotate your number elegantly.

Take advantage of real-time graphing to explore various things such as bank interest rates and trigonometric functions. Even better, you will share your canvas as a high-quality PDF or be able to print it as well.

Compatibility: iPhone and iPad
Price: $1.99

#5. Calcbot 2

Calcbot 2 iPhone and iPad Calculator App Screenshot

I have always rated “Calcbot 2” as a proficient unit converter. With the support for a huge 500 units across 22 different categories, it’s more than good enough to be your default unit conversion tool.

The auto-updating currency rates help you get accurate results. To ensure you are able to conveniently access the oft-repeated calculation, it features a “Favorites Key.”

Besides, the app lets you comfortably access your common scientific functions. Thanks to the custom animations and sound effects, it also keeps the fun elements intact.

What’s more, the iCloud sync allows you to synchronize the history across the compatible devices. Lastly, you will need to spend $2.99 (Calcbot Pro) to use all the features of this calculator app.

Compatibility: iPhone, iPad, and Apple Watch
Price: Free

#6. CalConvert: Currency Converter


Touted to be the number one scientific calculator for iOS, CalConvert makes the calculation process a breeze. Whether you want to solve Math equations or convert currency/unit, it can live up to the task. Notably, it has support for over 600 units across more than 27 categories.

Not just that, it also supports over 150 currencies, which makes it a handy asset for travelers. Another feature worth noting is the ability to automatically save all the calculations. Thus, you can copy, reuse, and share them.

Custom variables can offer more flexibility and also speed up your work. Moreover, it has a dedicated keyboard to let you view and use them.

Compatibility: iPhone, iPad, and Apple Watch
Price: Free

#7. EduCalc Classic

EduCalc Classic iPhone and iPad Calculator App Screenshot

Known as the best graphing calculator app for iOS, “EduCalc Classic” has a lot to offer. You can use this app to graph up to four equations at once. Besides, you will also graph in polar coordinates and parametric equations.

Another notable feature of this app is the ability to convert different units of a number of things like acceleration, angle, area, density, distance, energy, force, mass and more. It will come in very handy in letting you carry out your physics homework.

Furthermore, EduCalc Classic can live up to the mark as a scientific calculator as well. Whether it’s cracking algebra, solving geometry or taking control of trigonometry, the app can let you go about the job with the desired efficiency.

Compatibility: iPhone and iPad
Price: Free

#8. MyScript Calculator

MyScript Calculator iPhone and iPad App Screenshot

If you find it more convenient to calculate on a piece of paper, MyScript Calculator is for you. The app converts your device into an interactive piece of paper, allowing you to write your calculation.

Using the smooth drag and drop gesture, you will use your saved results. Show the answers in decimals, fractions or mixed numbers and mix several calculations into one.

MyScript Calculator also lets you write several calculations on multiple lines. And if need be, you will be able to export the answers to other apps as well.

Compatibility: iPhone and iPad
Price: $2.99

#9. Calzy 3

Calzy 3 iPhone and iPad Calculator App Screenshot

Calzy 3 boasts an elegant user-interface and makes Mathematical calculation a pretty simple affair. What stands out in this app is the “Memory Area” where you will be able to store all of your frequently used numerical values. And you can use them during calculation with the drag and drop interaction.

The calculation history ensures you can keep track of your work with ease. Plus, the very helpful bookmarking feature allows you to save your calculation with date and title so that you will be able to refer them later.

Based on your workflow, you can tweak the layout of the keypad as well to boost your productivity. On top of all, Calzy 3 is designed to support more than 65 languages.

Compatibility: iPhone, iPad, and Apple Watch
Price: $2.99

#10. PCalc

PCalc iPhone and iPad Calculator App Screenshot

If you are looking for a fully-featured scientific calculator app, you would be hard pressed to find a more powerful option than”PCalc”. Features like optional RPN mode and multi-line display makes it an ideal choice for power users.

The choice of button layouts offers you more flexibility. And with the huge set of unit conversions and constants, it allows you to get your Maths right instantly.

Thanks to the availability of multiple themes, you will be able to customize your calculator to suit your workflow better. What’s more, PCalc supports hexadecimal, octal, and binary calculations as well.

Compatibility: iPhone, iPad, and Apple Watch
Free/$9.99 for the complete package

There you go! That’s the wrap up of this roundup…

What’s your favorite?

I guess your calculation will be fast and more productive now than ever before. By the way, which app have you chosen to get your work done smoothly? I’d be glad to know something about your favorite calculator app for iOS.

You like to check out the following app lineups as well:

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Jignesh Padhiyar is the co-founder of who has a keen eye for news, rumors and all the unusual stuff that happens around Apple products. During his tight schedule, Jignesh finds some moments of respite to share side-splitting contents on social media.