Comparison

Calculator Max vs Citizen Calculator App

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

Citizen Calculator App

This app offers a comprehensive calculator with standard arithmetic functions, business-specific calculations like GST, and advanced features. Enjoy a realistic calculator experience with tactile feedback and a clean interface.

Highlights
  • GST Calculator
  • Basic math operations
  • Business and financial functions (M+, M-, MU, GT)
  • Realistic calculator feel with sound and vibration
  • Clear and backspace buttons
  • Display operator symbols
Features
Read full description

Citizen Calculator app With Beautiful Design Citizen calculator - Calculator plus has all simple calculator features like (+) addition, (-) subtraction, (*) multiplication, (/) divide and (%) percentage. You can use Citizen Calculator as a Business and financial calculator and also includes citizen features like M+, M-, MR, MU, GT, SQRT etc to perform day to day business calculations easily. Citizen Calculator is given a touch of real calculator that includes vibrate on touch and citizen calculator like numeric Digits and digital fonts. Calculator Features: - GST Calculator - Basic math operations (addition, subtraction, multiplication, division) - Easy to use with large buttons - Clear button to clear the display area - Backspace button to delete last digit to correct a mistake - Display operators symbol during calculation - Beautiful Sound and Vibration Terms of Use : https://chief-cheque-627.notion.site/Terms-of-Use-2cc6adfdb37480108a48dbd7a09ba295 Privacy Policy : https://chief-cheque-627.notion.site/Privacy-Policy-2cc6adfdb3748165bbe8d7157b25aaa0

Screenshots

Calculator Max4 screens
Citizen Calculator App4 screens

Verdict

The call

The clearest difference is rating: Citizen Calculator App at 4.7 against Calculator Max's 4.3. Citizen Calculator App also leads on review sentiment (72% vs 55%). Calculator Max's advantage is ratings volume (1.9K vs 352). On price, update cadence, ads and in-app purchases 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 Citizen Calculator App sells 4 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Citizen Calculator App holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: Calculator Max has 1.9K ratings behind it against 352, 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 72% of Citizen Calculator App's.

UpkeepUpdate frequency

Calculator Max ships an update every 2 months, Citizen Calculator App monthly. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Calculator Max versus Citizen Calculator App: the parameters behind the verdict, then further details
ParameterCalculator MaxCitizen Calculator App
PriceFreeFree
Rating4.3 (1.9K ratings)4.7 (352 ratings) — better
Positive reviews55.1% of reviews71.9% of reviews — better
Number of ratings1.9K — better352
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size126 MB26 MB
Age rating4+4+
DeveloperPavel KozarekDevkrushna Infotech Private Limited

Customer experience

Calculator Max

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

Citizen Calculator App

All ratings352 ratings
Positive91.2%
Neutral5.1%
Negative3.7%
Written reviews64 reviews
Positive71.9%
Neutral9.4%
Negative18.8%

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

Citizen Calculator App

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Calculator Max

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

Citizen Calculator App

Subscriptions3
  • Citizen Pro Weekly$0.997 Days
  • Monthly Premium$0.991 Month
  • Citizen Pro Yearly3 Days trial$2.991 Year
One-time1
  • Remove Ads forever$4.99

Questions

Is Calculator Max free?
Calculator Max is free to download, with in-app purchases available.
Is Citizen Calculator App free?
Citizen Calculator App is free to download, with in-app purchases available.
Which has better reviews, Calculator Max or Citizen Calculator App?
Citizen Calculator App is rated higher. Calculator Max averages 4.3 out of 5 from 1.9K ratings, while Citizen Calculator App averages 4.7 from 352 ratings.
Do Calculator Max or Citizen Calculator App have ads?
Neither Calculator Max nor Citizen Calculator App shows ads.
Which is updated more often, Calculator Max or Citizen Calculator App?
Calculator Max ships an update every 2 months, and Citizen Calculator App monthly. Most recently, Calculator Max was updated on November 1, 2026 and Citizen Calculator App on October 31, 2026.

Other comparisons