Time vs Smart Calculator Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Time
Calculate time durations with hours and minutes. Supports addition, subtraction, multiplication, and division, with features like calculation history, memory keys, and customizable preset buttons for quick time additions. Choose from various color themes.
- Calculate hours and minutes
- Add, subtract, multiply, divide time
- Calculation history saved
- Memory keys for subtotals
- Preset keys for one-touch time addition
- Customizable color themes
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This application allows you to calculate time (hours and minutes). You can calculate things like 1:30+0:50. When you enter a number, ":" is automatically inserted to separate the hour and minute, so you can calculate quickly. This is useful for calculating total work hours, time spent on daily errands, and travel time. You can add, subtract, multiply, and divide. The calculation history is automatically saved, so you can check it later. A memory key is provided, allowing you to save and add subtotals. Minutes that are often used for calculations (15 minutes, 30 minutes, etc.) can be registered and used for one-touch addition. A button to add 24 hours is provided for calculations when crossing days. It comes in a variety of colors such as orange, green, cyan, pink, and black, and you can choose the one you like best. [ List of functions ] You can calculate hours and minutes, or minutes and seconds. You can check the calculation history, and touch the answer displayed in the history to reuse it for calculations. The memory keys can be used to save, add, and subtract subtotals. By setting the preset keys, you can use the most frequently used time (minutes) for calculation with a single touch. The color of the application can be selected.
Smart Calculator Pro
This all-in-one calculator offers basic, scientific, and fraction calculations, along with unit conversion and financial tools. It features an editable input, a widget, and a keyboard extension for convenient use on iPhones and iPads. Track health metrics and convert numbers to words with this comprehensive utility.
- Basic and scientific calculations
- Fraction and editable input
- Unit and currency converter
- BMI, date, and loan calculators
- Number to words conversion
- Hexadecimal converter
- Calculator widget and keyboard
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No Ads, All-in-one Calculator with voice, history for the iPhone and iPad. ◉ Advanced & Smart Calculator+ ▸ Basic Calculator (+, -, x, ÷, %, (), ...) ▸ Scientific Calculator (e, pi, π, x!, ^, √, Ln, log, trig, …) ▸ Editable Input (Tap to modify, backspace & update results instantly) ▸ Calculator Widget (for iOS 17.0+) ▸ Calculator Keyboard ◉ Fraction Calculator: ▸ You can calculate addition, subtraction, multiplication, and division of fractions. ▸ You can also perform calculations between decimals and fractions, Quickly and easily check children's fraction math problems. ◉ Unit Converter ▸ Supports length, area, volume, speed, pressure, power, weight, temperature, energy, time, angle, density, force, torque, and the data capacity. ◉ BMI Calculator: ▸ Measure the body mass index (BMI), the basal metabolic rate (BMR), and body fat percentage (BFP). ▸ Save the BMI、BMR、BFP indicators as notes to keep track of your health status at any time. ◉ Date Calculator: ▸ Flexibly calculate the interval of a specific date or anniversary with accuracy to the month, week, day, hour, minute, and second. - Help kids quickly check math homework for time calculations. ◉ Percentage Calculator: ▸ You can easily calculate the percentage increase or decrease between numbers. ▸ You can also calculate what percentage one number is of another. ◉ Currency Converter ▸ You can calculate currency exchange rate conversions, including dollar, euro, yen, yuan, etc. ◉ Loan Calculator ▸ Calculate total interest, total payment based on loan principal and interest rate. ▸ Share the result to you friends or relatives. ◉ Savings Calculator: ▸ Enter the deposit amount, interest rate and term and interest and final savings balance will be calculated. ◉ Numbers to words ▸ Convert numbers to words for writing checks and legal documents. ◉ Hexadecimal Converter: ▸ Enter a value, and generate a value which converted between binary, octal, decimal, and hexadecimal. ◉ OTHER FEATURES: ▸ Keyboard vibration & Sound. ▸ Thousands separator. ▸ Multiple skin themes. ▸ Support Multitasking (iPad). More features are being developed~ Please Come to download, just enjoy it ^_^ Disclaimer: The developer of this application makes no warranties regarding the accuracy, reliability, or suitability of any calculation results or information provided by this application. The developer shall not be liable for any loss, whether direct or indirect, arising from the use of any calculation results or information provided by this application. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula.
Screenshots
Verdict
The clearest difference is update cadence: Smart Calculator Pro at every 2 months against Time's every 14 months. Time's advantage is price ($1.99 vs $7.99). On rating, ratings volume, ads 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
Time costs $1.99 and Smart Calculator Pro $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Time against 5.0 for Smart Calculator Pro. Both are backed by a comparable volume of ratings — 3 and 2 respectively.
Time ships an update every 14 months, Smart Calculator Pro every 2 months. The most recent releases landed on October 30, 2026 and October 21, 2026 respectively.
| Parameter | Time | Smart Calculator Pro |
|---|---|---|
| Price | $1.99 — better | $7.99 |
| Rating | 5.0 (3 ratings) | 5.0 (2 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | 2 |
| Update frequency | Every 14 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 64 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | YUTAKA KENJO | 晖明 甘 |
Customer experience
Time
Smart Calculator Pro
In-app purchases
Time
No in-app purchases
Smart Calculator Pro
No in-app purchases
Questions
Is Time free?
Is Smart Calculator Pro free?
Which has better reviews, Time or Smart Calculator Pro?
Do Time or Smart Calculator Pro have ads?
Which is updated more often, Time or Smart Calculator Pro?
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