About Smart Calculator Pro
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, ...) ▸...
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.
Version History Minor bug fixes and refinements. 1.5.1 Jun 20 1. A few quality-of-life (QoL) improvements and bug fixes. 2. Support for iOS 26 Liquid Glass effects. 1.5.0 Apr 19 1. Support calculator keyboard. 2. Bug fixes and user experience optimization. 1.4.0 11/21/2024 1. Fraction Calculator: Now includes solution steps and history records to help you understand every calculation. 2. Calculation History: Supports iCloud synchronization. 3. Bug fixes and user experience optimization. 1.3.0 07/07/2024 User experience optimization and minor bug fixes. 1.2.1 05/06/2024 1. New Percentage Calculator: you can easily calculate discounts, ratios, and changes. 2. Upgraded Currency converter: you can add, remove and sort currencies. 3. User experience optimization and minor bug fixes. 1.2.0 04/19/2024 1. Scientific Calculator: Now you can modify the history. 2. Fraction Calculator: Adjust the UI layout of the buttons. 3. A series of user experience optimizations and bug fixes. 1.1.0 03/14/2024 1. Scientific Calculator: Now you can modify expressions in real time. 2. The calculator list on the left supports user customization. 3. The default calculator on the startup supports customized settings. 4. A series of other experience optimizations and bug fixes. 1.0.3 01/11/2024 1. Math Calculator: now you can copy, delete, note and recalculate history on the home page. 2. Chinese Relative Calculator: a new calculator that you can use to easily check the accurate title of uncles or aunts. 3. Added telephone sound for clicking button. 4. Fix other experience issues and minor bugs reported by users. 1.0.2 12/04/2023 1. Loan Calculator: support query the information for early repayment. 2. New income tax calculator: you can simulate calculating net salary in China. 3. Fix experience issues and minor bugs reported by users. 1.0.1 11/09/2023 1.0.0 10/22/2023
Previous Versions
Here you can find the changelog of Smart Calculator Pro since it was posted on our website on 2026-08-22 00:48:12.
The latest version is 1.5.1 and it was updated on 2026-10-10 08:30:58. See below the changes in each version.
Smart Calculator Pro version 1.5.1
Updated At: 2026-10-08
Changes: Version History Minor bug fixes and refinements. 1.5.1 Jun 20 1. A few quality-of-life (QoL) improvements and bug fixes.
2. Support for iOS 26 Liquid Glass effects. 1.5.0 Apr 19 1. Support calculator keyboard.
2. Bug fixes and user experience optimization. 1.4.0 11/21/2024 1. Fraction Calculator: Now includes solution steps and history records to help you understand every calculation.
2. Calculation History: Supports iCloud synchronization.
3. Bug fixes and user experience optimization. 1.3.0 07/07/2024 User experience optimization and minor bug fixes. 1.2.1 05/06/2024 1. New Percentage Calculator: you can easily calculate discounts, ratios, and changes.
2. Upgraded Currency converter: you can add, remove and sort currencies.
3. User experience optimization and minor bug fixes. 1.2.0 04/19/2024 1. Scientific Calculator: Now you can modify the history.
2. Fraction Calculator: Adjust the UI layout of the buttons.
3. A series of user experience optimizations and bug fixes. 1.1.0 03/14/2024 1. Scientific Calculator: Now you can modify expressions in real time.
2. The calculator list on the left supports user customization.
3. The default calculator on the startup supports customized settings.
4. A series of other experience optimizations and bug fixes. 1.0.3 01/11/2024 1. Math Calculator: now you can copy, delete, note and recalculate history on the home page.
2. Chinese Relative Calculator: a new calculator that you can use to easily check the accurate title of uncles or aunts.
3. Added telephone sound for clicking button.
4. Fix other experience issues and minor bugs reported by users. 1.0.2 12/04/2023 1. Loan Calculator: support query the information for early repayment.
2. New income tax calculator: you can simulate calculating net salary in China.
3. Fix experience issues and minor bugs reported by users. 1.0.1 11/09/2023 1.0.0 10/22/2023
Disclaimer
Official App Store Link
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