Calculate cooling requirements for based on temperature and humidity targets. Input facility size and regional climate . Estimate airflow and cooling capacity needs. Generate reports for system selection and maintenance planning.
Calculate differences between two numbers. Input values and view results. Compare multiple pairs of numbers in separate tabs. Export calculations as text or share via email.
Calculate tips and taxes by entering percentages or dollar amounts. Round total or individual amounts up or down. Split bills with friends and adjust each person's share.
Calculate historical prices and convert to today's
Calculate historical currency values from 1800 to 2025. Convert prices using 22 currencies including US Dollar, Euro, British Pound, and others. Adjust for and view adjusted values over time.
The app provides basic arithmetic calculations with a two-line display and a paper tape. It shows the calculation formula and its result simultaneously, featuring large buttons for ease of use.
Calculate one-rep max for strength training exercises. Track progress over time for different lifts. Input weight and reps to estimate 1RM. Save and view historical max values for multiple exercises.
Perform basic and advanced calculations including addition, subtraction, multiplication, division, and exponents. Convert units between degrees, radians, and grads. Switch between standard and scientific modes.
Measure levels in lux, foot-candle, or color temperature (CCT) in Kelvin. Use the device's camera as a sensor. View readings in real time. Save and share measurements. No ads. Simple and accurate interface.
Calculate percentages, tips, discounts, and fractions
Calculate percentages for everyday tasks like simple , increase/decrease, tips, and discounts. Convert fractions to percentages. Use business calculators for markup, profit margin, VAT, sales tax, and trader calculations.
Calculate percentage increase or decrease between values. Find X% of Y. Add or subtract percentages from a number. Determine what percentage X is of Y. Track cryptocurrency values in real-time. Perform calculations with a streamlined interface.