Calculator365: All-In-One Calc

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 expi