Comparison

Calculator⁼ vs Amazing Calculator

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 clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.

Highlights
  • Basic & Scientific Calculator
  • Live Currency Converter
  • History Tape
  • Equation Edit Function
  • Degrees or Radians Calculation
  • Memory Banks
Features
Read full description

Calculator is a clean, easy-to-use calculator app for everyday math and more. It handles basic calculations and scientific functions when you need them and keeps a history of your past results so you can quickly go back and check or reuse them. With its classic design, it feels familiar and straightforward—perfect for quick sums at work, school, or home. AVAILABLE FOR FREE • Basic & Scientific Calculator • Great Visibility; Big buttons for easy calculations • Live Currency Converter; get exchange rate prices • History Tape; Track all calculations, taxes, and expenses • Equation edit function • Calculate with Degrees or Radians • Memory Banks • Choose your Decimal Notation • Set the Number of Decimals • Available in 12 languages • Made for iPad & iPhone • Support Split View & Dark Mode BASIC AND SCIENTIFIC Rotate your device to access all scientific buttons. Or if you prefer calculating in portrait mode, simply swipe left. 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 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 LOVING CALCULATOR? Please show your support by rating us! Thank you. Calculator (C) 2011 Impala Studios Terms & Conditions: https://impalastudios.com/terms Privacy Policy: https://impalastudios.com/privacy

About

Amazing Calculator

This utility app allows users to easily edit complex expressions and view calculation history. It offers quick access to functions, custom constants, and saved bookmarks. Rotate your device to landscape for expanded functionality.

Highlights
  • Multiline expression editing
  • Calculation history
  • Customizable constants
  • Functions panel
  • Bookmarks panel
  • Landscape mode functionality
Read full description

Amazing Calculator puts control back in your hands. You can edit the current expression whatever you like and you can see at up to 3 lines of expression of possibly all calculation you ever need. Amazing Calculator's philosophy is simple: "Make it fast and easy to edit" ***** And yeah, you can add constants of your own!!! No need to type all those constants all over again every single time you make a calculation!!!!!!!!! ****** All the main features of Amazing Calculator is one click or one swipe away: - Functions panel in the left sidebar - Constants panel in the left sidebar - History panel in the right sidebar - Bookmarks panel in the right sidebar - Don't forget to rotate the device to landscape to access more functionalities

Screenshots

Calculator⁼4 screens
Amazing Calculator4 screens

Verdict

The call

The clearest difference is review sentiment: Amazing Calculator at 100% against Calculator⁼'s 36%. Amazing Calculator also leads on ads (none vs shown) and rating (5.0 vs 4.6). Calculator⁼'s advantage is update cadence (monthly vs every 51 months) and ratings volume (359K vs 5). On price, in-app purchases 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⁼ sells 8 in-app purchases, starting at $0.49 per 7 days and Amazing Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Amazing Calculator holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Calculator⁼ has 359K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 36% of Calculator⁼'s written reviews are positive against 100% of Amazing Calculator's.

UpkeepUpdate frequency

Calculator⁼ ships an update monthly, Amazing Calculator every 51 months. The most recent releases landed on November 1, 2026 and October 2, 2026 respectively.

Scorecard7 real differences · 3 level
Calculator⁼ versus Amazing Calculator: the parameters behind the verdict, then further details
ParameterCalculator⁼Amazing Calculator
PriceFreeFree
Rating4.6 (359K ratings)5.0 (5 ratings) — better
Positive reviews35.6% of reviews100.0% of reviews — better
Number of ratings359K — better5
Update frequencyMonthly — betterEvery 51 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size159 MB10 MB
Age rating4+4+
DeveloperImpala StudiosTung Vu

Customer experience

Calculator⁼

All ratings358,262 ratings
Positive91.4%
Neutral3.7%
Negative4.9%
Written reviews808 reviews
Positive35.6%
Neutral6.8%
Negative57.5%

Amazing Calculator

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Calculator⁼

Reported bugs

3 issues
  • History not always showing all entries
  • Ads covering up parts of the screen
  • Inability to close full-screen ads

Requested features

4 requests
  • Add fraction button
  • Option to clear calculation history
  • Ability to copy/paste results
  • Customizable layout and themes

Amazing Calculator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Calculator⁼

Subscriptions6
  • Weekly Premium Access3 Days trial$0.497 Days
  • Monthly full access3 Days trial$1.991 Month
  • Weekly Premium Access3 Days trial$1.997 Days
Show 3 more
  • Limited Time Offer$4.991 Year
  • Premium Yearly3 Days trial$5.991 Year
  • Annual Premium Access$9.991 Year
One-time2
  • Retro Theme Calculator'$0.99
  • Lifetime Full Access$14.99
1 purchases

Amazing Calculator

One-time1
  • Constant Pack$0.99

Questions

Is Calculator⁼ free?
Calculator⁼ is free to download, with in-app purchases available.
Is Amazing Calculator free?
Amazing Calculator is free to download, with in-app purchases available.
Which has better reviews, Calculator⁼ or Amazing Calculator?
Amazing Calculator is rated higher. Calculator⁼ averages 4.6 out of 5 from 359K ratings, while Amazing Calculator averages 5.0 from 5 ratings.
Do Calculator⁼ or Amazing Calculator have ads?
Calculator⁼ shows ads; Amazing Calculator does not.
Which is updated more often, Calculator⁼ or Amazing Calculator?
Calculator⁼ ships an update monthly, and Amazing Calculator every 51 months. Most recently, Calculator⁼ was updated on November 1, 2026 and Amazing Calculator on October 2, 2026.

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