Comparison

Calculator Max vs PartyIdea

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

PartyIdea

Plan your next birthday party with ease. Discover game ideas, cake suggestions, and create custom invitations to send via email. This app helps organize all aspects of your celebration.

Highlights
  • Birthday party planning
  • Game ideas for kids
  • Cake suggestions
  • Customizable invitations
  • Email invitation sending
Features
Read full description

Vuoi organizzare una festa di compleanno? Non sai quali giochi far fare ai bambini o quale torta fare? Adesso puoi organizzare tutto con un app e puoi utilizzare anche gli inviti disponibili e inviarli per email! L'applicazione è stata sviluppata con la collaborazione tra gli studenti del Corso IFTS degli Istituti De Amicis di Milano e gli alunni dell'Istituto Comprensivo Statale Giuseppe Ungaretti di Melzo

Screenshots

Calculator Max4 screens
PartyIdea4 screens

Verdict

The call

The clearest difference is review sentiment: PartyIdea at 100% against Calculator Max's 55%. PartyIdea also leads on in-app purchases (none vs 2) and update cadence (daily vs every 2 months). Calculator Max's advantage is device support (4 vs 2). On price, 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. PartyIdea asks for nothing beyond the download.

UpkeepUpdate frequency

Calculator Max ships an update every 2 months, PartyIdea daily. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard5 real differences · 5 level
Calculator Max versus PartyIdea: the parameters behind the verdict, then further details
ParameterCalculator MaxPartyIdea
PriceFreeFree
Rating4.3 (1.9K ratings) — better—
Positive reviews55.1% of reviews100.0% of reviews — better
Number of ratings1.9K — better—
Update frequencyEvery 2 monthsDaily — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size126 MB36 MB
Age rating4+4+
DeveloperPavel KozarekISTITUTI EDMONDO DE AMICIS SRL

Customer experience

Calculator Max

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

PartyIdea

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

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

PartyIdea

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
None

PartyIdea

No in-app purchases

Questions

Is Calculator Max free?
Calculator Max is free to download, with in-app purchases available.
Is PartyIdea free?
PartyIdea is free to download, with no in-app purchases.
Do Calculator Max or PartyIdea have ads?
Neither Calculator Max nor PartyIdea shows ads.
Which is updated more often, Calculator Max or PartyIdea?
Calculator Max ships an update every 2 months, and PartyIdea daily. Most recently, Calculator Max was updated on November 6, 2026 and PartyIdea on November 3, 2026.

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