Comparison

Calculator Max vs KeyView.ai

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

KeyView.ai

Features
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KeyView.ai is an AI-powered Smart Property Management Solution designed to revolutionize the way property owners manage their assets. Our mission is to empower property owners and managers to oversee their properties efficiently, no matter the distance. We understand that in the age of digitalization, managing properties should not be a challenge, but a breeze. Our innovative software harnesses the power of machine learning to collect, analyze, and interpret data from your properties, giving you comprehensive insights at your fingertips. Whether you're using a smartphone or a desktop, our user-friendly app ensures you're always just a click away from your property data. - Efficiency: Through our AI modules, we automate time-consuming tasks, freeing up your valuable time. - Simplicity: Our easy-to-use app design makes property management more accessible, even for the least tech-savvy users. - Innovation: Our use of machine learning sets us apart, allowing you to benefit from predictive analysis and real-time data. - Mobility: Manage your properties anywhere, anytime, from the convenience of your phone or computer. - Security: We prioritize data security and adhere to the highest standards to ensure your property and personal data are protected.

Screenshots

Calculator Max4 screens
KeyView.ai4 screens

Verdict

The call

The clearest difference is in-app purchases: KeyView.ai at none against Calculator Max's 2. KeyView.ai also leads on iOS requirement (12.4 vs 15.0). Calculator Max's advantage is device support (4 vs 2). On price, update cadence and ads 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. KeyView.ai asks for nothing beyond the download.

UpkeepUpdate frequency

Calculator Max ships an update every 2 months, KeyView.ai monthly. The most recent releases landed on September 25, 2026 and September 11, 2026 respectively.

Scorecard3 real differences · 7 level
Calculator Max versus KeyView.ai: the parameters behind the verdict, then further details
ParameterCalculator MaxKeyView.ai
PriceFreeFree
Rating4.3 (1.8K ratings) — better—
Positive reviews55.2% of reviews—
Number of ratings1.8K — better—
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPod
Requires iOS15.012.4 — better
Further details — not scored
Size126 MB52 MB
Age rating4+17+
DeveloperPavel Kozarekabdul wahab rind

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

KeyView.ai

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

KeyView.ai

No in-app purchases

Questions

Is Calculator Max free?
Calculator Max is free to download, with in-app purchases available.
Is KeyView.ai free?
KeyView.ai is free to download, with no in-app purchases.
Do Calculator Max or KeyView.ai have ads?
Neither Calculator Max nor KeyView.ai shows ads.
Which is updated more often, Calculator Max or KeyView.ai?
Calculator Max ships an update every 2 months, and KeyView.ai monthly. Most recently, Calculator Max was updated on September 25, 2026 and KeyView.ai on September 11, 2026.

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