Comparison

Calculator Max vs Kalkyl

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Calculator Max

This app offers a comprehensive suite of calculation tools, from basic arithmetic to advanced scientific functions. It features a history tape for easy access and reuse of entries, and a unique scribble pad for handwritten notes and equation solving on iPads. Enjoy a clean interface, multitasking support, and customizable themes.

Highlights
  • Basic and scientific calculators
  • History tape with export options
  • Handwritten notes and equation solving
  • Multitasking support on iPad
  • Customizable themes and app icons
  • Home Screen and Lock Screen widgets
Features
Read full description

Calculator Max makes both simple and complex calculations easy. It offers all calculators you’ll ever need in one carefully designed, uncluttered and easy-to-use package. Switching between calculators is buttery-smooth and natural. The basic calculator with big buttons swiftly handles everyday tasks. The more advanced scientific calculator is loaded with all important mathematical functions and constants. A history tape with your entries is comfortably accessible in all calculator modes. Thanks to it, you never lose track of what you’ve entered and the entries can be reused effortlessly in your calculations. The tape can also be exported to common formats and shared or printed. On the large screen of any iPad it is pure joy to make handwriting notes or draw your ideas right in the app. Write down any math equation and let the app calculate it for you in the blink of an eye. Or reuse any handwriting which you can easily convert to editable text. ————————— WHAT YOU GET ————————— /// POWERFUL CALCULATOR /// — Basic calculator with big buttons — Scientific calculator packed with functions and constants — History tape with the calculations at your fingertips in all modes — Extensive rounding options (e.g. two decimal places for accounting) — Up to 5 memory slots for frequent numbers — Plain Text, Monospaced Text, CSV, PDF and image export formats — Advanced export, share and print options — Scribble Pad on iPad for easy math equations solving, handwritten notes and sketches /// PRODUCTIVE WORKFLOW /// — Side tape layouts for easier long records handling — Clean and uncluttered interface with refined haptic feedback — Multitasking support on iPad for side-by-side work — External keyboard support for even faster input and app control — Universal app for all your iPhones, iPads and Macs — User interface precisely adapted for each device capabilities /// FAST ACCESS /// — Home Screen widgets with last calculations and memory — Widgets for direct access from the Lock Screen — Control Center and Lock Screen fast access buttons /// MIGHTY SCRIBBLE PAD /// — The right place for your quick notes and sketches — Easily calculates any written down math equation — Recognizes your handwriting and converts it to editable text — Fully-fledged notebook with unlimited number of paper sheets — Exportable as text, image or PDF — Optimized for your finger as well as Apple Pencil — Support for LAMY and Adonit styluses (on iPad) — Available on all iPad models /// EXTENSIVE CUSTOMIZATION /// — Handcrafted design themes with dark mode support — Loads of app icons you can easily choose from the best one for your Homescreen — Carefully selected sound sets Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Kalkyl

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.

Highlights
  • 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
Read full description

Kalkyl is just a really good calculator. • Optimized for quick calculations. • Collaborate on documents. • Simple and intuitive design. • Haptic feedback (on supported devices). • Undo and Redo support (shake to Undo). • Keyboard trackpad mode using 3D Touch, or Haptic Touch (on supported devices), or two fingers on iPad. • Pointer interactions on iPad. • Basic graphing. • Properly localized number formatting. • App-wide dynamic type support. • Accessible. Terms of Use: https://kalkyl.io/terms.html

Screenshots

Calculator Max4 screens
Kalkyl4 screens

Verdict

The call

The clearest difference is review sentiment: Kalkyl at 75% against Calculator Max's 55%. Kalkyl also leads on rating (4.5 vs 4.3). On price, ratings volume, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Calculator Max sells 2 in-app purchases, starting at $4.99 per year and Kalkyl sells 1 in-app purchase, starting at $4.99 per year. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Kalkyl holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 1.8K and 714 respectively. Written reviews point the same way: 55% of Calculator Max's written reviews are positive against 75% of Kalkyl's.

UpkeepUpdate frequency

Calculator Max ships an update every 2 months, Kalkyl every 5 weeks. The most recent releases landed on October 19, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 8 level
Calculator Max versus Kalkyl: the parameters behind the verdict, then further details
ParameterCalculator MaxKalkyl
PriceFreeFree
Rating4.3 (1.8K ratings)4.5 (714 ratings) — better
Positive reviews55.1% of reviews74.7% of reviews — better
Number of ratings1.8K — better714
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod, MaciPhone, iPad, iPod, Vision Pro
Requires iOS15.0 — better15.6
Further details — not scored
Size126 MB4 MB
Age rating4+4+
DeveloperPavel Kozareknordic io

Customer experience

Calculator Max

All ratings1,651 ratings
Positive82.0%
Neutral2.8%
Negative15.2%
Written reviews292 reviews
Positive55.1%
Neutral3.4%
Negative41.4%

Kalkyl

All ratings714 ratings
Positive86.8%
Neutral4.2%
Negative9.0%
Written reviews75 reviews
Positive74.7%
Neutral9.3%
Negative16.0%

User reviews

Calculator Max

From 1.8K App Store ratings

What we love

  • 🚀 Easy to use
  • 📝 Useful note-taking feature
  • 💾 Tape/history feature
  • 👍 Clean and intuitive interface
  • 🎨 Customizable appearance

Room to improve

  • 🐛 Compatibility issues with newer iOS versions
  • 📤 Lack of export/sharing options for tape/history
  • 🔍 Difficulty finding settings
  • 🔀 Sensitive orientation switching

Kalkyl

From 714 App Store ratings

What we love

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

Room to improve

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

Bugs and requests

Calculator Max

Reported bugs

3 issues
  • Crashes after iOS 26 update
  • Tape not visible/functional on iPhone
  • Calculator buttons/layout issues in split-screen mode

Requested features

5 requests
  • Left-handed mode
  • Backspace/edit functionality
  • Scientific calculator mode with tape
  • Tape annotation/labeling
  • Cloud/Dropbox sync for tape

Kalkyl

Reported bugs

3 issues
  • Crashes on launch for some users
  • Graphing issues with certain equations
  • Incorrect results for some calculations

Requested features

5 requests
  • Add a clear/reset button
  • Implement calculation history and memory functions
  • Improve graphing controls and zooming
  • Add support for more mathematical functions (e.g. factorials, fractions)
  • Provide an option for independent dark mode

In-app purchases

2 purchases

Calculator Max

Subscriptions1
  • Calculator Max Pro7 Days trial$4.991 Year
One-time1
  • Calculator Max Pro$3.99
1 purchases

Kalkyl

Subscriptions1
  • Kalkyl Pro3 Days trial$4.991 Year

Questions

Is Calculator Max free?
Calculator Max is free to download, with in-app purchases available.
Is Kalkyl free?
Kalkyl is free to download, with in-app purchases available.
Which has better reviews, Calculator Max or Kalkyl?
Kalkyl is rated higher. Calculator Max averages 4.3 out of 5 from 1.8K ratings, while Kalkyl averages 4.5 from 714 ratings.
Do Calculator Max or Kalkyl have ads?
Neither Calculator Max nor Kalkyl shows ads.
Which is updated more often, Calculator Max or Kalkyl?
Calculator Max ships an update every 2 months, and Kalkyl every 5 weeks. Most recently, Calculator Max was updated on October 19, 2026 and Kalkyl on October 15, 2026.

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