Comparison

Calculator vs Scientific Calculator *

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

Head to head
About

Calculator

Perform calculations directly from your keyboard with this productivity tool. The Pro version allows instant calculations without leaving your current app, enhancing efficiency.

Highlights
  • Keyboard calculation support
  • Instant calculation on keyboard (Pro)
  • iOS Spotlight integration
  • General calculator functionality
Features
Read full description

General calculator with keyboard support. Keyboard Support: iOS spotlight is a very good place to do the calculation, this keyboard makes it even easier. With Pro version, you can do the calculation directly on the keyboard.

About

Scientific Calculator *

This app offers a comprehensive suite of calculation tools, including basic and advanced math functions, unit conversions, and financial calculators. It also features a history log for easy access to past calculations and allows for customization of themes.

Highlights
  • Basic and complex calculations
  • Unit and currency converter
  • Financial calculators (loan, discount)
  • Calculation history log
  • Customizable themes
  • Fraction and trigonometric functions
Features
Read full description

The Calculator app is an extremely useful math problem solving app. With full features like a pocket calculator, not only helps you calculate from basic to complex quickly and accurately but also there are many other practical features: unit converter, currency exchange rate. Super Calculator +, fast and accurate calculation app Free calculator app is a tool that not only accurately calculates basic problems, but also quickly handles complex math with calculator keys such as fractions, square root operations, etc. Calculator + easily save a history of all calculations performed and you can copy results, duplicate equations or share problems with friends with just a few simple taps. Features of free Calculator: - Basic calculations from addition, subtraction, multiplication, and division with negative numbers, decimals and percentages - Free calculator: Choice of portrait or landscape keyboard - Calculator with fraction, fraction calculator, mixed numbers. Easy to use and accurate fraction calculator. - Free Calculator + allows edit calculations during input. - Calculator + save history of performed math operations. - Select units of calculation in trigonometric functions: degrees and radians - Faster calculation with mnemonic function keys: MC, M+, M-, MR - Instantly display temporary results without pressing the “=” - Option to display results with number of decimal places - Calculator + allows copying, sharing equations and results of operations. - Freedom to design and create your own unique theme Unit Converter Currency, length, weight, width, size, time, speed, pressure, temperature, fuel efficiency, tax... - Currency Converter: Supports 135 currencies in the world, including dollar, euro, yuan, yen, SGD ... - Percentage Calculator - Discount Calculator: Get a discount price by entering the original price and the discount rate. - Loan Calculator: Calculate the total interest, total payments by entering the loan principal and interest rate. - Date Converter, Date difference: Calculates the specific date or anniversary to be remembered! - Health Calculator: Measure the body mass index (BMI), the basal metabolic rate (BMR). - Automobile Fuel Cost: Calculate the fuel costs required for driving a car or traveling. - GPA Calculator: Calculate your GPA! - Tip Converter - Sales Tax Calculator - Unit Price Calculator - World Time Converter: Transforms the time of 400+ or more cities around the world. - Ovulation Calculator: Calculate the time of ovulation, fertility using the menstrual cycle! - Hexadecimal Converter: Converts between decimal and hexadecimal with ease and convenience. - Savings Calculator: If you enter deposit amount, interest rate, time period, the interest after tax, final savings balance will be calculated. Calculator + is optimally designed, so it takes up very little memory, saves device battery life when using the app, but has extremely powerful functions that will be an effective solution if you are not convenient to carry casio handheld computers. We are sure you will be satisfied with those wonderful utilities, free Calculator, unit converter, currency converter and a unique theme store to your liking will bring to you most enjoyable experience. Send feedback to our email if you have any problems or other feature suggestions for Calculator.

Screenshots

Calculator1 screens
Scientific Calculator *4 screens

Verdict

The call

Calculator and Scientific Calculator * both sit at 4.4 stars, but that hides the real split: 75% of Scientific Calculator *'s written reviews are positive against 0% of Calculator's. Calculator's advantage is ads (none vs shown) and update cadence (every 4 days vs every 2 weeks). On price, rating, ratings volume 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. Calculator sells 1 one-off in-app purchase and Scientific 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

Scientific Calculator * holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 10 and 12 respectively. Written reviews point the same way: 0% of Calculator's written reviews are positive against 75% of Scientific Calculator *'s.

UpkeepUpdate frequency

Calculator ships an update every 4 days, Scientific Calculator * every 2 weeks. Both last shipped on October 24, 2026.

Scorecard3 real differences · 7 level
Calculator versus Scientific Calculator *: the parameters behind the verdict, then further details
ParameterCalculatorScientific Calculator *
PriceFreeFree
Rating4.4 (10 ratings)4.6 (12 ratings) — better
Positive reviews0.0% of reviews75.0% of reviews — better
Number of ratings1012 — better
Update frequencyEvery 4 days — betterEvery 2 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.012.0 — better
Further details — not scored
Size7 MB86 MB
Age rating4+4+
DeveloperJIE WANGTOWER OF HANOI SOFTWARE COMPANY LIMITED

Customer experience

Calculator

All ratings9 ratings
Positive77.8%
Neutral11.1%
Negative11.1%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

Scientific Calculator *

All ratings8 ratings
Positive87.5%
Neutral12.5%
Negative0.0%
Written reviews12 reviews
Positive75.0%
Neutral8.3%
Negative16.7%

In-app purchases

1 purchases

Calculator

One-time1
  • Pro$1.99
1 purchases

Scientific Calculator *

One-time1
  • Remove Ad$4.99

Questions

Is Calculator free?
Calculator is free to download, with in-app purchases available.
Is Scientific Calculator * free?
Scientific Calculator * is free to download, with in-app purchases available.
Which has better reviews, Calculator or Scientific Calculator *?
Scientific Calculator * is rated higher. Calculator averages 4.4 out of 5 from 10 ratings, while Scientific Calculator * averages 4.6 from 12 ratings.
Do Calculator or Scientific Calculator * have ads?
Scientific Calculator * shows ads; Calculator does not.
Which is updated more often, Calculator or Scientific Calculator *?
Calculator ships an update every 4 days, and Scientific Calculator * every 2 weeks. Most recently, Calculator was updated on October 24, 2026 and Scientific Calculator * on October 24, 2026.

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