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Kalkyl

Kalkyl

Just a really good calculator

714 ratings
75 reviews
🔧 Utilities
📊 Productivity
Free
In-App Purchases

Details

Released
April 23, 2012
Updated
July 18, 2025

Developer

nordic io
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Kalkyl screenshot #1 for iPhone
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Kalkyl screenshot #5 for iPhone
iphone
ipad
realityDevice
📌Ready
Reviews summary↘︎
⭐75
Reviews↘︎
🔄6+ apps
Alternatives↘︎
❓8 answered
FAQ↘︎
📦w/o updates
Updates frequency↘︎
🖼️Get Icon
Icons↘︎

About

A powerful and intuitive calculator designed for speed and ease of use. Features include collaboration, haptic feedback, and advanced input methods like keyboard trackpad mode. Offers basic graphing and localized number formatting for a seamless user experience.

✓Optimized for quick calculations
✓Collaborate on documents
✓Intuitive design with haptic feedback
✓Keyboard trackpad and pointer interactions
✓Basic graphing capabilities
✓Localized number formatting
✓Undo and Redo support
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What users say about Kalkyl

Reviews of Kalkyl are mostly positive: the Utilities app is rated 4.5/5 from 714 App Store ratings. What users like most: efficient and fast, intuitive and simple interface. Top complaints: occasional crashes or bugs, lack of clear/reset button. Summarized from real user reviews.

Positive things

  • 🚀Efficient and fast
  • 👍Intuitive and simple interface
  • 🔒No ads or in-app purchases
  • 🎨Beautiful design
  • 🔢Useful graphing and calculation features

Negative things

  • 🐛Occasional crashes or bugs
  • 💡Lack of clear/reset button
  • 💡Missing history or memory functions
  • 💡Difficulty controlling graphing view
See all reviews

What's New in Kalkyl

3.0.6

July 18, 2025

Kalkyl Pro is still free and available for every one of you! Fixes a bug in the display (not calculation) of repeated decimals of rationals of a certain rare format.

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Subscriptions & In-App Purchases

Kalkyl Pro

Currency conversion, units and more

$4.991 Year
3 Days trial
How to cancel Kalkyl subscription ⁉️

User reviews

Most RecentHighest RatedLowest Rated

Missing history

This is one of the better calculator that I have used so far. Can you add uneditable history? That’s the only thing missing in this app.
SSeeDVii

Great app!

This app has removed any need for me to ever use the default calculator app. It works so much better and is so much more useful. Must have app
GGerssssssssss

Yes

Portraits good
FPFae pp

Perfect

I very rarely leave a written review but this Calculator has single handendly improved the quality of my life out of any app on my phone. It is SO useful to math out stuff on the go as well as having a graphing calculator built in. Thank you so much for making this <3
Ookonkwolooser

Calculating Electric Utility Costs

Very convenient and easy to calculate $ / KWh etc. for a solar electric project !!! Thanks !
Also for utility gas bill calculations.
Great calculator !!! Thanks !!!
PPatriotMissilrAdmirer
See 70 more reviews

User experience

🐞

Reported Bugs

3 issues

Crashes on launch for some users

Bug

Graphing issues with certain equations

Bug

Incorrect results for some calculations

Bug
✨

Requested Features

5 requests

Add a clear/reset button

Feature

Implement calculation history and memory functions

Feature

Improve graphing controls and zooming

Feature

Add support for more mathematical functions (e.g. factorials, fractions)

Feature

Provide an option for independent dark mode

Feature

FAQ

What makes Kalkyl a 'really good' calculator?

Kalkyl is praised for its efficient and fast calculations, intuitive and simple interface, and beautiful design. Users appreciate its useful graphing and calculation features, contributing to a positive overall sentiment.

Does Kalkyl have ads?

No, Kalkyl is ad-free. Users specifically mention 'no ads or in-app purchases' as a pro in reviews, indicating a clean and uninterrupted user experience.

What are the subscription options for Kalkyl?

Kalkyl offers a 'Kalkyl Pro' subscription for $4.99 per year, which includes a 3-day free trial. This subscription likely unlocks additional features or removes limitations present in the free version.

What devices is Kalkyl compatible with?

Kalkyl is available on iPhone, iPad, iPod, and Apple's realityOS devices. It supports app-wide dynamic type and is accessible across these platforms.

How does Kalkyl handle undo and redo?

Kalkyl supports undo and redo functionality. Users can shake their device to undo actions, and it also features a keyboard trackpad mode for precise input on supported devices.

What graphing features does Kalkyl offer?

Kalkyl provides basic graphing capabilities. While users find the graphing features useful, some reviews mention difficulty controlling the graphing view.

How frequently is Kalkyl updated?

The latest version of Kalkyl is 3.0.6, last updated on July 18, 2025. This indicates a recent update, suggesting ongoing development and support for the application.

What is the age rating for Kalkyl?

Kalkyl has an age rating of 4+. This means it is considered suitable for children aged 4 and above, with no mature content.