Comparison

Calculator vs Calculator for iPad₊

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

Head to head
About

Calculator

This app offers a comprehensive scientific calculator with multiple modes, including algebraic, scientific, conversions, and logic calculations. It features a user-friendly design with large buttons and remembers your progress if interrupted.

Highlights
  • Algebraic entry
  • Scientific calculations
  • Unit conversions (length, area, volume, etc.)
  • Logic calculator (binary, octal, decimal, hex)
  • 10 memory registers
  • Wide number range support
Features
Read full description

Here's a full-featured scientific calculator for your iPhone or iPod touch. It's really six calculators in one, with new button sets exposed by a tap on the tab bar. Features are important, but it's the little things that count, right? Little things like a design that looks like it belongs on your iPhone; big, easy to press buttons; a delete key in case you hit the wrong one; and picking up right where you left off if you are interrupted by a phone call--even in the middle of entering a number. Features: 1. Algebraic entry 2. Scientific calculations 3. Conversions for - Length - Area - Volume - Temperature - Mass - Speed 4. Logic calculator supporting base 2, 8, 10 and 16 5. 10 memory registers 6. Numbers range from about 1e-313 to 1e308 7. Displays 14 significant digits

About

Calculator for iPad₊

This app offers both basic and advanced scientific calculations with an intuitive interface designed for tablets and phones. It includes features like currency conversion, calculation history, and the ability to share results. An optional premium membership removes ads and provides enhanced support.

Highlights
  • Basic & Scientific Calculator
  • Advanced Scientific Functions
  • Live Currency Converter
  • Calculation History
  • Copy and Share Calculations
  • Equation Editing
  • Memory Banks
Features
Read full description

Solves complex math equations easily with the help of advanced scientific functions, or quickly calculates simple basic calculations. It is fast, handy, and has big buttons! Explicitly designed for iPad, and now also available on iPhone! Save time and share your calculation with your colleague, friend, or anyone, whenever you are! Master your work and calculate percentages to check your business expenses, taxes, financial reports, and whether your budget is correct! #homework #school #hybrid #home CALCULATOR - EXCLUSIVELY MADE FOR YOU - Basic & Scientific Calculator in One View - Advanced Scientific Functions - Live Currency Converter; get exchange rate prices - History; Track and save all calculations, taxes, and expenses - Copy Result, Complete Equation & Share Calculations - Equation edit function - Memory Banks - Calculate with Degrees or Radians - Available on iPad & iPhone - Rotation - Multitasking Support AD-FREE CALCULATOR Upgrade to a Premium Membership and Receive the Following Ongoing Value: • Ad-Free • Premium Customer Support Subscriptions automatically renew each month 24-hours before the end of the current period and your iTunes account will be charged unless auto-renew is turned off at least 24-hours before the end of the current period. You can turn off auto-renew any time from within the app. Any unused portion of a free trial will be forfeited if you purchase a subscription. Terms & Conditions: https://impalastudios.com/terms Privacy Policy: https://impalastudios.com/privacy YOUR EXPERIENCE IS IMPORTANT TO US! As your experience is important to us, we’re happy with your feedback, questions, and suggestions. Please share any support as our team is always ready to help via support@impalastudios.com LOVING CALCULATOR? Please show your support by rating us! Thank you. MATHEMATICAL OPERATIONS Addition, Subtraction, Division, Multiplication, Percentages, Square, Cubic Exponent, Nth Exponent, Square Root, Cubic Root, Nth Root, Engineering Exponent, Factorial, Power of Two, Power of Ten, Power of E, Natural Logarithm, Common Logarithm, Binary Logarithm, Sine, Cosine, Tangent, Arc Sine, Arc Cosine, Arc Tangent, Hyperbolic Sine, Hyperbolic Cosine, Hyperbolic Tangent, Hyperbolic ArcSine, Hyperbolic Arc Cosine, Hyperbolic ArcTangent, Multiplicative Inverse, Random Number Input Calculator for iPad (C) 2011 Impala Studios

Screenshots

Calculator4 screens
Calculator for iPad₊4 screens

Verdict

The call

The clearest difference is price: Calculator for iPad₊ at Free against Calculator's $1.99. Calculator for iPad₊ also leads on rating (4.5 vs 4.0) and update cadence (monthly vs every 11 months). Calculator's advantage is in-app purchases (none vs 7) and ads (none vs shown). On device support 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

Calculator for iPad₊ is free to download; Calculator costs $1.99 up front. Calculator for iPad₊ sells 7 in-app purchases, starting at $0.99 per month. Calculator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Calculator for iPad₊ holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Calculator for iPad₊ has 126K ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 60% of Calculator's written reviews are positive against 40% of Calculator for iPad₊'s, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Calculator ships an update every 11 months, Calculator for iPad₊ monthly. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

Scorecard8 real differences · 2 level
Calculator versus Calculator for iPad₊: the parameters behind the verdict, then further details
ParameterCalculatorCalculator for iPad₊
Price$1.99Free — better
Rating4.0 (1 ratings)4.5 (126K ratings) — better
Positive reviews60.0% of reviews — better40.0% of reviews
Number of ratings1126K — better
Update frequencyEvery 11 monthsMonthly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.615.0 — better
Further details — not scored
Size5 MB145 MB
Age rating4+4+
DeveloperByte Works, Inc.Impala Studios B.V.

Customer experience

Calculator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

Calculator for iPad₊

All ratings126,010 ratings
Positive88.0%
Neutral4.0%
Negative8.0%
Written reviews130 reviews
Positive40.0%
Neutral13.1%
Negative46.9%

Bugs and requests

Calculator

Not enough reviews yet to summarise bugs or requests.

Calculator for iPad₊

Reported bugs

2 issues
  • Calculation errors
  • Ads obstructing functionality

Requested features

4 requests
  • Add fraction support
  • Include an eraser function
  • Improve accuracy of calculations
  • Reduce intrusiveness of ads

In-app purchases

None

Calculator

No in-app purchases

7 purchases

Calculator for iPad₊

Subscriptions7
  • The Full Experience - 1 Month$0.991 Month
  • Weekly Premium Access3 Days trial$0.997 Days
  • The Full Experience - 6 Months$3.996 Months
Show 4 more
  • The Full Calculator Experience$3.991 Year
  • Limited Time Offer$4.991 Year
  • Premium Subscription Yearly3 Days trial$5.191 Year
  • Annual Premium Access$9.991 Year

Questions

Is Calculator free?
Calculator costs $1.99, with no in-app purchases.
Is Calculator for iPad₊ free?
Calculator for iPad₊ is free to download, with in-app purchases available.
Which has better reviews, Calculator or Calculator for iPad₊?
Calculator for iPad₊ is rated higher. Calculator averages 4.0 out of 5 from 1 ratings, while Calculator for iPad₊ averages 4.5 from 126K ratings.
Do Calculator or Calculator for iPad₊ have ads?
Calculator for iPad₊ shows ads; Calculator does not.
Which is updated more often, Calculator or Calculator for iPad₊?
Calculator ships an update every 11 months, and Calculator for iPad₊ monthly. Most recently, Calculator was updated on October 31, 2026 and Calculator for iPad₊ on November 10, 2026.

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