Comparison

Calculator Max vs Calculator 17

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

Calculator 17

This app offers a user-friendly calculator with basic and scientific modes. Access calculations instantly via a home screen widget and review past computations in a saved history.

Highlights
  • User-friendly interface
  • Basic and scientific modes
  • Home screen widget
  • LiveActivity Standby for iPhone
  • Calculation history
  • Customizable themes
Features
Read full description

Introducing Calculator 17, the ultimate tool for all your math needs on the go! *** - User-Friendly: Calculator 17 makes math feel easy and quick, perfect for both school tasks and daily math jobs. *** - Various Modes: Whether it's basic addition or advanced calculations, we have you covered. Switch between the simple calculator and Scientific mode easily. *** - Instant Access: No more searching for the app. With our homescreen widget and LiveActivity Standby for iPhone, perform calculations directly on your main screen, all while choosing from a variety of fun themes. *** - Never Forget: Your calculations are always saved in our handy history tab. Want to share or copy them? It's just one tap away. Calculator 17 isn’t just another math app. It’s your trusty helper, ready to handle any math challenge. Whether you're a student in need of a school calculator or someone who loves playing with numbers, our calculator is the perfect fit.

Screenshots

Calculator Max4 screens
Calculator 174 screens

Verdict

The call

The clearest difference is in-app purchases: Calculator 17 at none against Calculator Max's 2. Calculator 17 also leads on update cadence (every 4 days vs every 2 months) and rating (4.6 vs 4.3). Calculator Max's advantage is review sentiment (55% vs 22%) and device support (4 vs 2). On price, ratings volume, ads and iOS requirement 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. Calculator 17 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Calculator 17 holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 1.9K and 989 respectively. Written reviews complicate that: 55% of Calculator Max's written reviews are positive against 22% of Calculator 17's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Calculator Max ships an update every 2 months, Calculator 17 every 4 days. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

Scorecard6 real differences · 4 level
Calculator Max versus Calculator 17: the parameters behind the verdict, then further details
ParameterCalculator MaxCalculator 17
PriceFreeFree
Rating4.3 (1.9K ratings)4.6 (989 ratings) — better
Positive reviews55.1% of reviews — better21.5% of reviews
Number of ratings1.9K — better989
Update frequencyEvery 2 monthsEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS15.0 — better16.0
Further details — not scored
Size126 MB5 MB
Age rating4+4+
DeveloperPavel KozarekAI APPS SRL

Customer experience

Calculator Max

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

Calculator 17

All ratings971 ratings
Positive88.6%
Neutral4.3%
Negative7.1%
Written reviews65 reviews
Positive21.5%
Neutral16.9%
Negative61.5%

User reviews

Calculator Max

From 1.9K 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

Calculator 17

From 989 App Store ratings

What we love

  • 👍 Convenient and easy to use
  • 💡 Excellent free app

Room to improve

  • 🐛 Keyboard not functioning properly
  • 🐛 Widget not working or slow
  • 🐛 Screen sizing issues
  • 🐛 Only works in portrait mode on iPad

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

Calculator 17

Reported bugs

3 issues
  • Widget shows up blank
  • Numerical display is cut off
  • Significant delay between key presses and display update

Requested features

3 requests
  • Add landscape mode support
  • Improve widget responsiveness
  • Increase bracket functionality

In-app purchases

2 purchases

Calculator Max

Subscriptions1
  • Calculator Max Pro7 Days trial$4.991 Year
One-time1
  • Calculator Max Pro$3.99
None

Calculator 17

No in-app purchases

Questions

Is Calculator Max free?
Calculator Max is free to download, with in-app purchases available.
Is Calculator 17 free?
Calculator 17 is free to download, with no in-app purchases.
Which has better reviews, Calculator Max or Calculator 17?
Calculator 17 is rated higher. Calculator Max averages 4.3 out of 5 from 1.9K ratings, while Calculator 17 averages 4.6 from 989 ratings.
Do Calculator Max or Calculator 17 have ads?
Neither Calculator Max nor Calculator 17 shows ads.
Which is updated more often, Calculator Max or Calculator 17?
Calculator Max ships an update every 2 months, and Calculator 17 every 4 days. Most recently, Calculator Max was updated on November 1, 2026 and Calculator 17 on October 30, 2026.

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