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Calculator ×

Calculator ×

let's reinvent the calculator

143 ratings
15 reviews
With Ads
🔧 Utilities
📊 Productivity
Free
In-App PurchasesWith Ads

Details

Released
December 21, 2015
Updated
October 19, 2026

Features

Developer

DOUBLE U s.r.o.
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Calculator × screenshot #1 for iPhone
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iphone
ipad
🧾$4.99 - $11.99
In-App Purchase↘︎
⭐15
Reviews↘︎
📝32+ tags
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🔄6+ apps
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❓5 answered
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📦~ in 2 months
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About

This app redefines the calculator experience for touch-screen devices with a modern, intuitive design. It offers features like a tape log for storing calculations, formula evaluation, and iPad multitasking support for enhanced productivity.

✓Tape Log for calculation history
✓Reuse, copy, and share calculations
✓Evaluate entire formulas at once
✓iPad multitasking support
✓Modern touch-screen design
Show original description

What's New in Calculator ×

2.2.1

October 19, 2026

• new Variables screen in the menu: see all your variables, insert them into a calculation, copy, rename or remove them • add notes to your calculations (touch and hold a calculation) • the calculation menu now shows when a calculation was made • new app icon for iOS 26 • improved layout on iPhone Duo, both folded and unfolded • fixing an issue where the wrong log was being displayed • improvements and bug fixes If there is a problem, please let us know via the app menu. If you like the app, please leave a positive review. Thank you for all the feedback, reviews, and support.

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Subscriptions & In-App Purchases

Premium Yearly

Premium features for a year.

$4.991 Year
How to cancel Calculator × subscription ⁉️

User reviews

Most RecentHighest RatedLowest Rated

Favorite calculator app

A lot of helpful new feature, and i like minimalistic design! Seeing and copying, sharing result top 🔝
DDominika1375960392817

Finally!

Had to look all over to find a memory calculator that wasn’t written by retards who never understood 3rd grade math.
SStopBadApps

Suché, nudné

Malý displej, málo nastavení, farebné pozadie iba sivé.
LLenka35

Naja, aber ok für Schüler bis zur 6 Klasse.

Für Techniker schlecht
HHansFranzJohans

Your math is off

267.46+176.97 = 444.4299999999
Really?

And where is the +/- button?
Could you please add a unit conversion calculator as well?
DDDermit Dad
See 10 more reviews

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FAQ

What does this calculator app do?

This app offers a modern calculator experience designed specifically for touch-screen devices. It features a tape log to store all your calculations, allows for easy reuse and sharing of past computations, and can evaluate entire formulas entered in one line.

What are the key features of this calculator?

Key features include a 'Tape Log' that securely stores all your calculations, 'Calculation Management' for reusing, copying, or sharing past results, and 'Formula Evaluation' to input and solve complex formulas in a single line. It also supports iPad multitasking for enhanced productivity.

Is this calculator app free to use?

The app is free to download and use, but it does offer in-app purchases. This means some advanced features or functionalities might require a purchase to unlock.

What devices is this calculator app compatible with?

The app is designed exclusively for today's touch-screen devices. It specifically mentions support for iPad multitasking features like Slide Over and Split View, indicating strong compatibility with iOS tablets.

How can I use this app for complex calculations?

You can input entire formulas in one line for swift and accurate evaluation, simplifying complex calculations. The tape log also helps you keep track of multiple steps or related calculations, making it easier to manage intricate mathematical tasks.