Apps Like Big Button Calculator Pro for iPhone and iPad
Calculate with color and precision
Calculate with a dual-line display showing input and result simultaneously. Use percentage and backspace functions. Choose from 18 color themes. Enter multi-line equations. Automatically format scientific expressions. Access via Split View.
by Cider Software LLC★ 4.9469 ratingsUtilities$9.99Data updated 2026-09-11
Perform arithmetic, business, , and scientific calculations. Convert metrics and currencies. Calculate markup, margin, loan amortization, net present value, and internal rate of return. Determine bond yield to maturity and Macaulay duration.
Calculate tax, discounts, and tips. Set custom tax, discount, and tip percentages via a slide-out menu. Compute total purchase amounts including tax after discounts. Provide quick tip calculations for restaurant use.
Analyze audio signals with FFT spectrum analysis and oscilloscope display. Generate test signals and measure frequency responses. Sync FFT sweeps for real-time frequency characteristic observation. Input signals via connected devices.
Calculate using input values and formulas. Copy results to other apps. Choose from multiple unit options. Display up to 16 decimal places. Include formulas for reference.
Measure loss during combine harvesting by counting or weighing lost grains using a loss control pan. Calculate losses, calibrate equipment, and adjust settings for optimal harvesting efficiency. Input data to track and analyze loss measurements.
FlightWinds calculates crosswind, tailwind, and headwind components for takeoff and landing. Displays dual runway views. Alerts users when wind limits are exceeded. Offers an intuitive interface and universal access.