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.
Convert decimals to and vice versa. Simplify , adjust to fixed numerators or denominators, and round to the nearest value. Users can request additional features through the .
Calculate break-even price based on buying cost and quantity. Determine net or loss using expected selling price and commissions. Input and adjust values for accurate financial tracking.
Calculate margin, selling price, or cost based on three variables. Determine markup and gross profit. Include tax calculations. Display results clearly. Free version includes ads.
Lets users switch between basic and scientific modes with over 30 operations. Customize leather color and background texture on iPad. Use portrait or landscape orientation on iPad. Take notes or draw on the screen.
Perform arithmetic calculations with 12 digits. Calculate tax, percentages, and cost, selling price, and gross margin. Use memory functions, square root, and sign change. Track grand total.
Calculate and mortgage payments with customizable terms, interest rates, and frequencies. Display breakdowns of interest and principal. Estimate repayment time. Compare options. Export results via email or file. Save details for future reference.
Calculate investment growth with periodic contributions. Adjust contribution frequency and view year-by-year breakdowns. Track over time. Set and adjust parameters for accuracy. Export results as reports.
Calculate tax and discounts in real time as values are entered. Determine subtotal and total price. Reverse calculate original price from final total. Displays formatted financial results.
Calculate with formulas and swipe between calculators
A calculator displays formulas during calculations. Users can switch between seven calculators by swiping. Perform basic and advanced math operations. Store and reuse calculation history. Adjust display settings for different modes.
Calculate historical currency values to determine past costs or worth. View detailed results with graphs and tables. Save favorite calculations. Supports 26 currencies including USD, EUR, GBP, and JPY. Provides US Dollar from 1776 to 2023.