Comparison

Calculator Max vs Percent Trading

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

Percent Trading

This app offers a comprehensive suite of percentage calculation tools for business and personal use. Easily compute various financial metrics like profit margins, discounts, and taxes. It's designed for quick, accurate results with a minimalist interface.

Highlights
  • All-in-one percentage calculator
  • Business and daily life calculations
  • Cryptocurrency mining profit calculator
  • Income tax, sales tax, and VAT calculator
  • Profit margin and discount calculator
  • Minimalist UI/UX
  • Accurate and instant results
Features
Read full description

“Simplicity is the ultimate sophistication.” All In One Percentage Calculator Take control of your percentage calculation and determine all the values that you need to use in your business or daily life with one of the most powerful percent calculator apps available on the App Store. Whether you are a business owner who wants to keep tabs on costs, income, growth and discount percentage or a cryptocurrency miner who wants to determine percentage increase, this margin calculator app is the perfect option for you. Use any calculation mode and make the most of digital calculations anywhere, any time! Easy Input and Accurate Results No need to trouble yourself with complicated value insertion in long calculation formulas as you can use this calculator to enter the input values easily and get the results. Whether you are a looking for an income tax calculator, a margin calculator, a sales tax calculator or a profit finance calculator, this app is designed to help you with everything. Calculate profit margin, discount percentage, percentage increase, taxes and income conveniently with this minimalist percentage calculator app. More excitingly, you can also use this app as a mining calculator to determine your profit from cryptocurrency. This app can be used as a: • Income tax calculator • Sales tax calculator • Profit margin calculator • Gross profit, net income, and costs calculator • General percentage calculator • Profit finance costs and percent calculator • Discount percentage calculator • VAT and other types of tax calculator • Cryptocurrency mining profit calculator • Cryptocurrency trading profit calculator (Bitcoin, Ethereum, BTC, ETH, BLOK, SOL, EGLD, BNB, USDT, USDC, ADA, DOGE, SHIB, etc.) Features of Percent Trading • Simple and easy percent calculator app • In-App Calculator. You can use bottom sheet calculator inside the app • Minimalist UI/UX • Get accurate and instant results from the app • Quick and easy switching between three different calculation types (1. Percentage of a number, 2. Increase a number by a percentage, 3. Decrease a number by a percentage) Percent Trading is built solely and exclusively for iPhones and iPads using Apple's native development language and tools which guarantees top performance and future maintainability. This minimalist percentage calculation app is the most versatile and perfect pick for you. Download and use Percent Trading now!

Screenshots

Calculator Max4 screens
Percent Trading4 screens

Verdict

The call

The clearest difference is rating: Percent Trading at 5.0 against Calculator Max's 4.3. Percent Trading also leads on in-app purchases (none vs 2) and review sentiment (80% vs 55%). Calculator Max's advantage is ads (none vs shown) and ratings volume (1.9K vs 1). On price, update cadence 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. Percent Trading asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Percent Trading holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Calculator Max has 1.9K ratings behind it against 1, 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 80% of Percent Trading's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 1, 2026 and October 13, 2026 respectively.

Scorecard7 real differences · 3 level
Calculator Max versus Percent Trading: the parameters behind the verdict, then further details
ParameterCalculator MaxPercent Trading
PriceFreeFree
Rating4.3 (1.9K ratings)5.0 (1 ratings) — better
Positive reviews55.1% of reviews80.0% of reviews — better
Number of ratings1.9K — better1
Update frequencyEvery 2 monthsEvery 2 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size126 MB5 MB
Age rating4+4+
DeveloperPavel KozarekMehmet Bayram

Customer experience

Calculator Max

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

Percent Trading

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

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

Percent Trading

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

Percent Trading

No in-app purchases

Questions

Is Calculator Max free?
Calculator Max is free to download, with in-app purchases available.
Is Percent Trading free?
Percent Trading is free to download, with no in-app purchases.
Which has better reviews, Calculator Max or Percent Trading?
Percent Trading is rated higher. Calculator Max averages 4.3 out of 5 from 1.9K ratings, while Percent Trading averages 5.0 from 1 ratings.
Do Calculator Max or Percent Trading have ads?
Percent Trading shows ads; Calculator Max does not.
Which is updated more often, Calculator Max or Percent Trading?
Calculator Max ships an update every 2 months, and Percent Trading every 2 months. Most recently, Calculator Max was updated on November 1, 2026 and Percent Trading on October 13, 2026.

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