Calculator Smart vs Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator Smart
This app offers a powerful and precise calculator for everyday math and advanced scientific computations. It features a clean interface with large buttons, supporting complex equations, multiple modes, and intuitive input methods. Personalize your experience with colorful skins and custom icons.
- 30+ scientific operations
- Degrees and Radians support
- Parentheses and nested equations
- Intuitive input with slide-to-delete
- Copy & Paste results
- Apple Watch app and Lock Screen Widget
- Colorful skins and custom icons
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Calculator Smart is the most powerful and precise calculator for iPhone, iPad, and Apple Watch — built for everyday math and advanced scientific computations alike. Whether you need a quick percentage or a complex nested equation with parentheses, Calculator Smart handles it all with a clean, modern interface and lightning-fast big buttons. Scientific & Standard Modes • 30+ scientific operations including trigonometry, logarithms, and more • Degrees and Radians support • Parentheses and nested parentheses for complex equations • Output in Decimal or Scientific Notation (mantissa/exponent) Intuitive Input • Slide to delete wrong digits instantly • Double-tap or long-press to Copy & Paste results • Full External Keyboard support (Bluetooth & Smart Keyboard) • Three-digit grouping with locale-specific decimal and thousands separators Cross-Platform & Widgets • Apple Watch app with Complication shortcuts • Lock Screen Widget — calculate without unlocking your device • Messages Extension — share results directly in conversations • Multitasking: Slide Over and Split View (iPad) Personalization • Colorful skins to match your style • Custom App Icons that match your chosen skin • Button sound feedback for a satisfying tactile feel Universal Purchase — buy once, use on all your Apple devices. Download Calculator Smart for FREE today!
Calculator
This app offers a comprehensive suite of 15 calculators for everyday and scientific needs. Perform basic arithmetic, complex scientific calculations, and specialized conversions for units, taxes, loans, health, and more with accurate results.
- Classic and Scientific Calculations
- Unit Converter (length, area, volume, etc.)
- Sales Tax, Tip, and Discount Calculators
- Loan and Savings Calculators
- Health (BMI, BMR) and Ovulation Calculators
- GPA and Unit Price Calculators
- Fuel Cost and Efficiency Calculators
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Do you calculate manually? Bored with your in-built Calculator App? Download this Calculator app and do math calculations easily. With this app, you can smoothly enter your data and get results quickly. With the best calculator app around, relax and do your calculations accurately. This all in one calculator app is going to be your go-to choice for everyday use. Apart from doing fundamental arithmetic operations like addition, subtraction, multiplication, and division, you can do scientific calculations too. If you are looking for a simple calculator along with a scientific calculator, which gives accurate results up to 10 decimal places, this app is among the best calculator app for you. Get the most out of your Unit converter by quickly and easily converting between multiple units of measurement. This unit converter is the perfect tool for converting between units of length, area, volume, speed, temperature, mass, pressure, and more. With a simple and intuitive design, it's easy to use and makes converting units a breeze. * List of calculators that you get in this app: - Classic Calculator: This calculator allows you to perform addition, subtraction, multiplication, and division as well as advanced mathematical calculations. - Scientific Calculator: Do advanced mathematical calculations like logarithmic & trigonometric functions easily. - Sales Tax calculator: Find out before-tax price and final or after-tax price. - Age calculator: Calculate age in years, months, days, or minutes! - Tip calculator: Learn how much you and your friends should leave for a tip, instantly! - Discount calculator: Save money by calculating discounts rapidly and accurately. - Fuel calculator: Enter travel distance, fuel efficiency, and fuel price to know how much your trip will cost. - Fuel Efficiency: Enter mileage before and after fueling to see how efficiently your car uses gas. - Savings calculator: Calculate the savings easily with the best savings calculator. - Loan Calculator: It helps to calculate the monthly payments, interest cost, and total amount to be repaid on a loan over a specified period of time. - Health Calculator: It will calculate the BMI based on height and weight, and BMR which represents the number of calories their body needs to function at rest. - Ovulation Calculator: Predicts fertility window by calculating the date of ovulation for tracking menstrual cycles and optimizing chances of conception. - GPA Calculator: Calculates Grade Point Average (GPA) based on inputted grades and credits for easy academic performance tracking. - Unit Price Calculator: Calculates unit price for comparison shopping by dividing total cost by quantity. - GST Calculator: It will help individuals or businesses determine the amount of GST payable on specific items. - Unit Converter: Easily convert any quantity from one unit into other: length, weight, temperature, speed, density, pressure, etc. It is very helpful during construction work. - World Time: Displays current time in different time zones around the world for easy global time tracking. - Numeral System: Converts numbers between different numeral systems (e.g., decimal, binary, hexadecimal) for easy numerical conversions. * Features: - Perform basic arithmetic (addition, subtraction, multiplication, division) - Add parentheses and math operators - Scientific Calculator including Logarithm, Integer, Radian etc. functions - View calculation history with the history log - Edit and correct data before calculating - Copy the calculated result to the clipboard for easy access - Option to choose from various themes - Easy to read numbers due to clear display format - Share calculations and results easily with others When you go for this calculator app download, not only do your calculations become easier and more accurate but also it helps save your precious time!
Screenshots
Verdict
The clearest difference is rating: Calculator Smart at 4.7 against Calculator's 4.3. Calculator Smart also leads on ratings volume (498 vs 20) and device support (6 vs 3). On price, review sentiment, update cadence and ads 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
Both are free to download. Calculator Smart sells 3 one-off in-app purchases and Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Calculator Smart holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: Calculator Smart has 498 ratings behind it against 20, so its average is the more settled of the two. Written reviews point the same way: 36% of Calculator Smart's written reviews are positive against 33% of Calculator's.
Calculator Smart ships an update every 4 months, Calculator every 3 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.
| Parameter | Calculator Smart | Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (498 ratings) — better | 4.3 (20 ratings) |
| Positive reviews | 36.4% of reviews — better | 33.3% of reviews |
| Number of ratings | 498 — better | 20 |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod, Mac, Apple TV, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 24 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Miroslav Otsedarski | RV AppStudios LLC |
Customer experience
Calculator Smart
Calculator
In-app purchases
Calculator Smart
- Colorful Skins and Remove Ads$1.99
- Colorful Skins$1.99
- Colorful Skins for Mac app$1.99
Calculator
- Remove Ads$2.99
Questions
Is Calculator Smart free?
Is Calculator free?
Which has better reviews, Calculator Smart or Calculator?
Do Calculator Smart or Calculator have ads?
Which is updated more often, Calculator Smart or Calculator?
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