OneCalc: All-in-one Calculator

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 numberADDITIONAL CALCULATORSUnit conversion• Supports all common units used for measuring length, mass, temperature, area and volumeConstruction• Right triangle calculator to help with 3-4-5 rule• Area and volume of geometric shapes• Land area calculator using compassFinance• 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 servicesDate/ Time• Calculate past and future dates by adding/ subtracting days, weeks, or months• Days between two datesHealth• Age calculator• BMI calculator