Track calculations with a step-by-step history. Perform basic arithmetic operations. Save and review previous steps. Calculate totals for budgets or shopping lists. Edit or clear individual steps. Export results as text.
by 煦 张★ 4.6116 ratingsUtilities$4.99Data updated 2026-09-08
Access electrical wiring diagrams for switches, fans, and outlets. Calculate grounding conductor sizes. View diagrams for 3-way switches, 4-way switching, GFCI, and more. Includes NEC 2014 to NEC 2023 standards.
The app offers a selection of dedicated calculators. It includes a full text calculator with history, percentage calculator, savings and interest calculator, loan and mortgage calculator, and a VAT and sales tax calculator.
Solve equations and plot graphs with precision. Access a formula library to input and calculate formulas with automatic unit support. Find intersections, integrals, and derivatives through intuitive plotting features.
Calculate cylinder force and pressure automatically
Allows users to input values for cylinder calculations, power, pressure difference, piston diameter, speed, lifting time, and volume flow. The automatically computes results without requiring manual formulas.
Store numbers, retrieve numbers, calculate results
Allows users to store and retrieve numbers using multiple slots. Tap a slot to save a number and tap again to recall it. Swipe up and tap Delete to clear a slot. Access 25 recent calculations for quick reference.
A calculator with cat sounds on equals. Tracks calculation steps and displays results. Allows input order calculations. Identifies mistakes during entry. Supports basic arithmetic operations.
The app provides complex number calculations, matrix operations, and root finding. It also performs numerical integration and supports hyperbolic and inverse hyperbolic trigonometric functions.
Perform calculations, convert units of measurement, and switch between different calculation modes. Input values, select formulas, and view results. Track history and manage multiple calculation sessions.
Calculate based on set tour lengths and actual worked times. Input normal tour duration once, then enter worked tour for calculation. Supports RDO, PreTour, and wrap-around . Set rates and compute compensation in cash or time.
Calculate electrical power for single phase systems by converting between , , and . Input values to solve for unknowns. Support for three phase calculations including kilowatts, , , and power factor.
Calculate with a that supports basic and advanced functions. View calculation history for reference. Copy results to clipboard for quick use. Use split view for multitasking on iPad.
Calculate measurement errors using directivity and mismatch error tools. Convert ratios to decibels. Compute noise figures and antenna parameters. Input values and retrieve calculated results.
HD allows users to perform precise calculations with support for eight decimal places. It includes piano and guitar sound effects. Users can switch between multiple skin themes.
Calculate electrical values using . Input voltage, current, or resistance to find missing variables. Supports calculations for series and parallel circuits. Includes unit conversion for volts, amps, and ohms.