Comparison

Calculator Plus v2 vs Numeric Correction Calculator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Calculator Plus v2

This app offers a powerful yet simple calculator experience, combining standard and scientific functions with live previews and error hints. It supports various input methods, including hardware keyboards and Apple Pencil, and provides multiple display formats for clear understanding of calculations.

Highlights
  • Standard and scientific calculator
  • Live expression and answer preview
  • Multiple display formats
  • Hardware keyboard support
  • Apple Pencil Scribble support
  • Bi-directional clipboard support
  • Syntax error hints
Read full description

Calculator Plus is a standard and scientific calculator that has simplicity at its core, while not compromising on functionality. Even with its simple user interface inspired by the built-in Calculator app on iOS, it offers much, much more - and with no ads! With full expression and live answer preview, be faster than ever at calculating, and see exactly what you typed. Understand your answers by displaying them in exact form, scientific notation, fractions and more. Catch the exact errors with helpful syntax errors, with beautiful animations to complement your calculations. The full scientific calculator is also present in the portrait layout, so you can calculate scientific operations away one-handed on your phones, or via a space-efficient vertical window on larger screens. That's not all! If you're on a Mac, or have a hardware keyboard connected to your iPad or iPhone, simply type your math expressions normally and it will be registered - including every scientific operation listed. Clipboard support not only allows you to copy your calculations for others to see, it also gives you the ability to instantly take any expression from anywhere and paste into the app. Plus, enjoy bonus functionality like math expression autocorrection, voice dictation, Apple Pencil Scribble, and more! Download Calculator Plus to experience it for yourself! Feature List: - Standard & Scientific Calculator. - Simple UI design puts focus on your calculations. - Live expression and answer display while typing. - Full scientific calculator in the portrait layout with minimal rearrangement. - View long operations comfortably with scrollable calculation panels. - Multiple display formats: Exact Form, Scientific Notation, Fractions and more! - Bi-directional clipboard: Copy & Paste any expression into and out of the app. - Math Evaluation Overrides: For those who want to configure autocorrect or prefer non-standard notations/conventions. - Custom Scientific Typing Mode: Append, Substitute or a hybrid of both when using on-screen buttons. - Full Hardware Keyboard input support (including scientific operations!) - Apple Pencil Scribble support on iPadOS 14+ in English. - Basic Voice Dictation input support in English. - iPadOS SlideOver, Split View and Stage Manager multitasking support. - Satisfying clicks with haptic feedback on modern iPhones. - Complete support for all math operations and input methods on the Apple Watch app. - Useful Syntax Error hints to let you know exactly what's wrong. - Lightweight: only a few MB in size. - No ads, no tracking :) If you have or find any problems, feel free to contact me under App Support within Calculator Plus. Developer: Wern

About

Numeric Correction Calculator

Read full description

Overview A calculator that can be corrected by touching the displayed number. It has a round selector and a decimal point selector(4,3,2,1,0.5,0) for decimal point calculation. With multi-line display, you can calculate while displaying constant (K), grand total (GT), last answer (Ans), and intermediate result value. Detail Touch the displayed number to correct. If you want to correct input number or intermediate result, touch the number itself. Then the number will blink, press the number key to correct it. Press the DEL key to delete numbers. Sign Change(+/-) Touch the left edge to switch between plus and minus (+/-). Set the round selector to UP, DOWN or 5/4. Set the decimal point selector to one of 4,3,2,1,0,5,0. You can round numbers by pressing the = key. 0.5 "rounds" by 0.5. Detailed results are displayed by touching the down button on the upper left of the screen. Constant(K) Grand Total(GT) Calculation's result value, last answer(Ans). Also used for Ans memory calculations. intermediate result Decimal point can be set from the setting. example:"1,234.5", "1.234,5", "1 234,5", "1'234.5" For Digit separator "3" Digit separator can be set from the setting. 3-digit, 4-digit, First 3 digits then 2nd digits separator(Indian comma) Numeric color can be set from the setting. The maximum number of digits is 12 digits. Disclaimer This application is subject to change without notice. The Developer assumes no responsibility for any loss or claims by third parties which may arise from the use of this application.

Screenshots

Calculator Plus v24 screens
Numeric Correction Calculator4 screens

Verdict

The call

The clearest difference is ads: Calculator Plus v2 at none against Numeric Correction Calculator's shown. Calculator Plus v2 also leads on device support (5 vs 3) and iOS requirement (12.0 vs 15.4). Numeric Correction Calculator's advantage is update cadence (fortnightly vs every 2 months). On price 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Calculator Plus v2 ships an update every 2 months, Numeric Correction Calculator fortnightly. The most recent releases landed on August 14, 2026 and September 7, 2026 respectively.

Scorecard4 real differences · 6 level
Calculator Plus v2 versus Numeric Correction Calculator: the parameters behind the verdict, then further details
ParameterCalculator Plus v2Numeric Correction Calculator
PriceFreeFree
Rating4.7 (131 ratings) — better—
Positive reviews89.2% of reviews—
Number of ratings131 — better—
Update frequencyEvery 2 monthsFortnightly — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod, Mac, Apple Watch — betteriPhone, iPad, iPod
Requires iOS12.0 — better15.4
Further details — not scored
Size14 MB9 MB
Age rating4+4+
DeveloperWern Jie LimNobuyuki Kumakura

Bugs and requests

Calculator Plus v2

Reported bugs

3 issues
  • Crashes after recent update
  • Incorrect results for some calculations
  • Keyboard input not working as expected

Requested features

6 requests
  • Add widget support
  • Implement iCloud sync for history
  • Provide light/dark mode options
  • Allow customization of button layout
  • Add unit conversion tools
Show 1 more
  • Improve percentage calculation logic

Numeric Correction Calculator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Calculator Plus v2

No in-app purchases

None

Numeric Correction Calculator

No in-app purchases

Questions

Is Calculator Plus v2 free?
Calculator Plus v2 is free to download, with no in-app purchases.
Is Numeric Correction Calculator free?
Numeric Correction Calculator is free to download, with no in-app purchases.
Do Calculator Plus v2 or Numeric Correction Calculator have ads?
Numeric Correction Calculator shows ads; Calculator Plus v2 does not.
Which is updated more often, Calculator Plus v2 or Numeric Correction Calculator?
Calculator Plus v2 ships an update every 2 months, and Numeric Correction Calculator fortnightly. Most recently, Calculator Plus v2 was updated on August 14, 2026 and Numeric Correction Calculator on September 7, 2026.

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