Comparison

Calculator Max vs Calculisy

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

Calculisy

A free, ad-free calculator designed for ease of use on iPhone, iPad, and Mac. Features large keys suitable for all ages and multitasking compatibility for iPad users.

Highlights
  • Universal calculator
  • Free and ad-free
  • Large keys for easy use
  • Multitasking compatible (iPadOS)
  • macOS Big Sur and newer compatible
Read full description

A universal, free, ad-free, easy-to-use calculator for your iPhone and iPad. With its large keys it's easy to use and suitable for children and seniors. Multitasking compatible you can use it alongside another app on iPadOS. Also compatible with macOS Big Sur and newer Macs with M1 & M2 chip.

Screenshots

Calculator Max4 screens
Calculisy3 screens

Verdict

The call

The clearest difference is rating: Calculisy at 4.8 against Calculator Max's 4.3. Calculisy also leads on review sentiment (84% vs 55%) and update cadence (every 2 weeks vs every 2 months). Calculator Max's advantage is ratings volume (1.8K vs 41). On price, ads, in-app purchases and monetization model 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 Calculisy sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Calculisy holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: Calculator Max has 1.8K ratings behind it against 41, so its average is the more settled of the two. Written reviews point the same way: 55% of Calculator Max's written reviews are positive against 84% of Calculisy's.

UpkeepUpdate frequency

Calculator Max ships an update every 2 months, Calculisy every 2 weeks. The most recent releases landed on October 16, 2026 and October 15, 2026 respectively.

Scorecard4 real differences · 6 level
Calculator Max versus Calculisy: the parameters behind the verdict, then further details
ParameterCalculator MaxCalculisy
PriceFreeFree
Rating4.3 (1.8K ratings)4.8 (41 ratings) — better
Positive reviews55.1% of reviews84.0% of reviews — better
Number of ratings1.8K — better41
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, MaciPhone, iPad, iPod, Mac
Requires iOS15.014.0 — better
Further details — not scored
Size126 MB1 MB
Age rating4+4+
DeveloperPavel KozarekICI Solutions

Customer experience

Calculator Max

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

Calculisy

All ratings42 ratings
Positive97.6%
Neutral2.4%
Negative0.0%
Written reviews306 reviews
Positive84.0%
Neutral8.5%
Negative7.5%

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

Calculisy

From 41 App Store ratings

What we love

  • 👍 Easy to use
  • 🚀 Large, clear numbers
  • 🚀 Simple and straightforward
  • 🚀 Convenient for everyday calculations
  • 🚀 Handy desktop calculator

Room to improve

  • 🐛 Enter key on number pad doesn't work
  • 🐛 Freezes or crashes occasionally
  • 🔍 No history or tape function
  • 🔍 Can't delete individual digits
  • 🔍 Constant pop-ups asking for reviews

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

Calculisy

Reported bugs

3 issues
  • Enter key on number pad doesn't work
  • Freezes or crashes at times
  • Issues with percent calculations

Requested features

4 requests
  • Add a backspace/delete function
  • Include a calculation history or tape
  • Allow resizing and customization
  • Make the Enter key on number pad work

In-app purchases

2 purchases

Calculator Max

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

Calculisy

One-time3
  • Small Tip$0.99
  • Medium Tip$1.99
  • Big Tip$3.99

Questions

Is Calculator Max free?
Calculator Max is free to download, with in-app purchases available.
Is Calculisy free?
Calculisy is free to download, with in-app purchases available.
Which has better reviews, Calculator Max or Calculisy?
Calculisy is rated higher. Calculator Max averages 4.3 out of 5 from 1.8K ratings, while Calculisy averages 4.8 from 41 ratings.
Do Calculator Max or Calculisy have ads?
Neither Calculator Max nor Calculisy shows ads.
Which is updated more often, Calculator Max or Calculisy?
Calculator Max ships an update every 2 months, and Calculisy every 2 weeks. Most recently, Calculator Max was updated on October 16, 2026 and Calculisy on October 15, 2026.

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