Calculator365: All-In-One Calc1.4.2

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

◉ Unit Converter
▸ Supports length, area, volume, speed, pressure, power, weight, temperature, energy, time, angle, density, force, torque, and the data capacity.

◉ Currency Converter
▸ Calculate currency exchange rate conversions, including dollar, euro, yen, yuan, etc.

◉ Fraction Calculator
▸ Quickly calculate fraction addition, subtraction, multiplication, and division. convert between fractions and decimals.
▸ Get detailed, step-by-step solutions for every calculation.

◉ Percentage Calculator
▸ Easily calculate the percentage increase or decrease between numbers.
▸ Calculate what percentage one number is of another.

◉ Loan Calculator
▸ Calculate total interest, total payment based on loan principal and interest rate.
▸ Calculate monthly payments after early repayment or interest rate changes.

◉ Investment & Compound Interest Calculator
▸ Calculate Future Value based on principal, periodic contributions, and compounding frequency.
▸ Goal Seeking: Planning for $1M? Reverse calculate the required ROI or Years to reach your financial target.

◉ Date & Time Calculator
▸ Calculate the exact duration between dates with precision-down to the month, week, day, hour, minute, and second.

◉ BMI Calculator
▸ Measure the body mass index (BMI), the basal metabolic rate (BMR), and body fat percentage (BFP).
▸ Save the result to track your health changes over time.

◉ Ovulation Calculator
. Calculates the time of ovulation and fertility using the menstrual cycle.

◉ Salary Calculator
▸ Convert salary amounts to their corresponding values based on payment frequency.

◉ Savings Calculator
▸ Enter initial deposit, interest rate & term to calculate total interest and final balance.

◉ Income Tax Calculator
▸ Enter pre-tax salary, deductions to calculate your take-home pay, taxes, and social contributions.

◉ Numbers to words
▸ Convert numbers to words for writing checks and legal documents.

◉ Hex Converter
▸ Convert seamlessly between binary, octal, decimal, and hex bases.

◉ 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 ^_^

VIP Membership:
Payment: After the user confirms the purchase, the payment will be deducted from the iTunes account.
Subscription: iTunes account will be automatically charged within 24 hours before the expiration date, and the subscription period will be extended accordingly after successful payment. To cancel the renewal, please manually disable the auto-renewal feature in iTunes/Apple ID settings at least 24 hours before the current subscription expires.
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

Disclaimer:
The developer provides this application without any warranties regarding the accuracy, reliability, or suitability of its calculations or information. The developer is not liable for any direct or indirect damages resulting from the use of this application's calculations or information.

Version History Minor bug fixes and refinements. 1.4.2 Jun 23 Minor bug fixes and refinements. 1.4.1 Apr 28 1. New Feature: Salary Calculator.
2. A few quality-of-life (QoL) improvements and bug fixes. 1.4.0 Mar 20 A few quality-of-life (QoL) improvements and bug fixes. 1.3.3 Feb 24 User experience improvements and bug fixes. 1.3.2 Feb 10 User experience improvements and bug fixes. 1.3.1 Jan 19 1. New Features: Optimized the Savings Calculator and introduced the new Investment Calculator.
2. Optimized for iOS 26. General improvements and bug fixes. 1.3.0 12/21/2025 1. Loan Calculator: Added a feature to save and view calculation history.
2. Unit Converter: Now includes a built-in calculator for arithmetic operations.
3. User experience optimizations and bug fixes. 1.2.0 09/17/2025 1. New Feature: Ovulation Calculator – estimate your ovulation day and most fertile window based on your menstrual cycle.
2. Bug fixes and other user experience optimization. 1.1.8 05/07/2025 1. Calculator Widget: Added keypress sound effects and real-time voice feedback.
2. Bug fixes and other user experience optimization. 1.1.7 03/19/2025 1. Taking advantage of iOS 18's new functionalities.
2. Bug fixes and user experience optimization. 1.1.6 01/03/2025 1. Support calculator keyboard.
2. Bug fixes and user experience optimization. 1.1.5 12/03/2024 Bug fixes and user experience optimization. 1.1.4 10/27/2024 Bug fixes and user experience optimization. 1.1.3 07/27/2024 Bug fixes and user experience optimization. 1.1.2 06/18/2024 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. 1.1.1 06/08/2024 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. 1.1.0 06/05/2024 User experience optimization and minor bug fixes. 1.0.5 05/06/2024 User experience optimization and minor bug fixes.

Thanks to Madhav Deo for your valuable feedback, we sincerely look forward to more users writing to us. Each piece of your feedback will help us continuously optimize and improve the user experience! 1.0.4 04/21/2024 1. New Percentage Calculator: you can easily calculate discounts, ratios, and changes.
2. Upgraded Currency converter: you can add add, remove and sort currencies.
3. User experience optimization and minor bug fixes. 1.0.3 03/31/2024 User experience optimization and minor bug fixes. 1.0.2 03/08/2024 A series of user experience optimizations and bug fixes. 1.0.1 02/19/2024 1. Time Calculator: you can calculate the target date and time based on time intervals.
2. A series of other user experience optimizations and bug fixes. 1.0.0 01/26/2024 1. Scientific Calculator: Now you can modify expressions in real time.
2. Loan calculator: You can enable/disable saving the last query conditions.
3. A series of other experience optimizations and bug fixes. 0.9.8 01/03/2024 Fix minor bugs and improve stability. 0.9.6 12/18/2023