Calculator: All-in-One Tools

Calculator & Unit Converter is an all-in-one calculation app that combines a
powerful scientific calculator with 19 practical tools for everyday life —
from converting units and currencies to planning loans and savings.

CALCULATOR
• Basic and scientific keypad: trigonometry, logarithm, power, root, factorial
• Real-time result preview while you type
• Edit your expression at any position with full cursor support
• Undo your recent steps, copy expression or result with one tap
• Calculation history with notes, lock to protect important records
• Degree / Radian angle modes

CONVERTERS
• Unit Converter: length, weight, area, volume, temperature, speed and more
• Currency Converter: 150+ currencies with up-to-date exchange rates
• Size Converter: clothing and shoe sizes across regions
• Hexadecimal: convert between decimal, binary, octal and hexadecimal
• World Time: compare time across cities and time zones

DATE & TIME
• Date Difference and Time Difference calculators
• Age Calculator: exact age in years, months and days

FINANCE
• Loan Calculator with full amortization schedule
• Savings Calculator with compound interest
• Sales Tax, Discount, Tip and Unit Price comparison
• Percentage and Fuel Cost calculators

HEALTH & STUDY
• Health Calculator: BMI and daily calorie estimates
• Ovulation Calculator with period calendar and gentle reminders
• GPA Calculator for your courses and credits

PERSONALIZATION
• 50+ color themes: light, dark and seasonal styles
• Custom background from your photo gallery
• Adjustable number format and decimal digits
• Available in 60 languages

MORE
• History is saved per tool so you can revisit past results
• Mark your favorite tools for quick access
• Works offline — only currency rates need an internet connection
• Built-in user guide for every tool

Note: The Ovulation Calculator provides estimates for reference only. It is
not a medical device and should not be used as a contraception method or a
substitute for professional medical advice.

We'd love to hear your feedback. If you have questions or suggestions,
contact us at storevn.feedback@gmail.com