OneCalc

All-in-one Calculator

is the most comprehensive calculator app for Android with many useful additional features.

MAIN CALCULATOR

• Perform basic calculations such as addition, subtraction, multiplication, and division

• Advanced mode supports scientific operations such as trigonometric, logarithmic, and exponential functions

• Percentage key to quickly add percentage to a number or subtract percentage from a number

ADDITIONAL CALCULATORS

Unit conversion

• Supports all common units used for measuring length, mass, temperature, area and volume

Construction

• Right triangle calculator to help with 3-4-5 rule

• Area and volume of geometric shapes

• Land area calculator using compass

Finance

• Finance module has calculators for savings and loan repayment

• Interest calculation using simple and compound interest

• Currency converter (not realtime, currency rates updated 4 times a day)

Everyday Math

• Add/ subtract fractional numbers

• Calculators for finding discount price, tip amount and price per unit when out shopping or dining

• Calculate profit margin and tax-included/ tax-excluded price of goods and services

Date/ Time

• Calculate past and future dates by adding/ subtracting days, weeks, or months

• Days between two dates

Health

• Age calculator

• BMI calculator