Comparison

Calculator Max vs DayCalc

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

DayCalc

This app combines a powerful calculator with a comprehensive unit converter. It offers standard, scientific, and fraction calculations, along with over 600 units across 20 categories. Users can customize units, add notes to calculations, and enjoy a visually appealing interface with multiple themes.

Highlights
  • Standard, scientific, and fraction calculator
  • Live voice calculator
  • Add notes to calculations
  • Over 600 units in 20 categories
  • Custom unit creation
  • Automatic currency exchange rate updates
  • 50+ themes and dark mode support
Features
Read full description

DayCalc is an easy to use, beautifully packaged calculator and Unit Converter, includes standard, scientific and fractions calculator, best calculator for your iPad, iPhone and Apple Watch! Calculator: - Live voice calculator - Add notes to history of your calculations, and you can share - Choose between a basic calculator or scientific calculator with more than 30 scientific operations - Use both calculators in portrait or landscape mode (both iPhone and iPad), and split screen support for iPad - Auto adjust height of the history list, no matter how long the calculation process can be displayed in full - Allows locking of calculation history, cannot be deleted and modified after locking - Full watchOS 4 and later support - Support iOS 9 and later spotlight search - Support Dark Mode Unit Converter: - Over 600+ units in 20 categories. - Allows you to add your own unit data, make your own unit converter that meets all your requirements. - Support more than 150 kinds of currency, conversion exchange rate automatic updates - The simplest way to create and use favorite lists. - Add the constant value of your frequently used, it can easily and quickly reused. - Flexible search feature that lets you quickly find what you want the unit and automatically saves your search history. Basic functions: - 50+ beautiful themes for you to choose - View and edit a history of your calculations on the History Panel - Multiple Button sounds, and button sound is mutable URL schemes: HCDayCalc:// Download it now and feel of this calculator is how classic

Screenshots

Calculator Max4 screens
DayCalc4 screens

Verdict

The call

The clearest difference is ads: Calculator Max at none against DayCalc's shown. Calculator Max also leads on ratings volume (1.8K vs 126). DayCalc's advantage is review sentiment (88% vs 55%) and rating (4.7 vs 4.3). On price, in-app purchases, monetization model and device support 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 DayCalc sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

DayCalc holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: Calculator Max has 1.8K ratings behind it against 126, 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 88% of DayCalc's.

UpkeepUpdate frequency

Calculator Max ships an update every 2 months, DayCalc every 3 weeks. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.

Scorecard6 real differences · 4 level
Calculator Max versus DayCalc: the parameters behind the verdict, then further details
ParameterCalculator MaxDayCalc
PriceFreeFree
Rating4.3 (1.8K ratings)4.7 (126 ratings) — better
Positive reviews55.2% of reviews87.7% of reviews — better
Number of ratings1.8K — better126
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, MaciPhone, iPad, iPod, Apple Watch
Requires iOS15.013.0 — better
Further details — not scored
Size126 MB170 MB
Age rating4+4+
DeveloperPavel Kozarek良峰 侯

Customer experience

Calculator Max

All ratings1,651 ratings
Positive82.0%
Neutral2.8%
Negative15.2%
Written reviews290 reviews
Positive55.2%
Neutral3.4%
Negative41.4%

DayCalc

All ratings126 ratings
Positive94.4%
Neutral1.6%
Negative4.0%
Written reviews155 reviews
Positive87.7%
Neutral3.9%
Negative8.4%

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

DayCalc

From 126 App Store ratings

What we love

  • 👍 Easy to use and convenient
  • 💯 All-in-one calculator with multiple functions
  • ✨ Customizable themes and backgrounds
  • 🧮 Supports fraction calculations
  • 📈 History and memory functions available

Room to improve

  • ⚠️ Ads can be intrusive
  • 🐛 Some users experience update issues
  • ❌ Weight conversions not always available
  • 🔊 Unwanted sound effects
  • ❓ Ad-free cost unclear for cross-platform

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

DayCalc

Reported bugs

16 issues
  • Update issues, stuck in update loop
  • Cannot install after removal
  • Weight conversion not showing
  • Keys making sound unexpectedly
  • App not working after professional version update
Show 11 more
  • App crashes after update
  • Stuck on updating forever
  • Calculator results in errors (e.g., 1000*10%)
  • App keeps running in the background, draining battery
  • Cannot change themes due to network error
  • Ads still appear after purchasing ad removal
  • App not opening after install
  • M+ M- bug
  • Text/numbers/symbols have underlines
  • Standard version limits typing to four digits
  • App not starting on Apple Watch

Requested features

10 requests
  • Add Pi button
  • Improve currency conversion navigation
  • iCloud support for syncing across devices
  • Add background running feature
  • Ability to change app icon
Show 5 more
  • Add more theme options
  • Allow notes to show on the main screen
  • Email entire calculation history
  • Change layout (move function buttons)
  • Allow sound to be enabled in silent mode

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

DayCalc

One-time4
  • Constants Pack$0.99
  • Custom Unit Pack$1.99
  • Remove Ads$3.99
Show 1 more
  • Complete Pack$4.99

Questions

Is Calculator Max free?
Calculator Max is free to download, with in-app purchases available.
Is DayCalc free?
DayCalc is free to download, with in-app purchases available.
Which has better reviews, Calculator Max or DayCalc?
DayCalc is rated higher. Calculator Max averages 4.3 out of 5 from 1.8K ratings, while DayCalc averages 4.7 from 126 ratings.
Do Calculator Max or DayCalc have ads?
DayCalc shows ads; Calculator Max does not.
Which is updated more often, Calculator Max or DayCalc?
Calculator Max ships an update every 2 months, and DayCalc every 3 weeks. Most recently, Calculator Max was updated on September 25, 2026 and DayCalc on September 21, 2026.

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