Display multiple calculators including scientific, financial, and unit conversion tools. Perform complex calculations, switch between modes, and save frequently used formulas. Share results via copy-paste or email.
by Hideaki Uchikoshi★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
Calculate box fill, fill, and wire volume according to NEC standards. Input device counts, equipment grounding, and internal clamps. Access common box sizes and types for accurate volume calculations.
The app offers eight calculators, including tools for specific productivity and transfection experiments. It simplifies lab tasks by calculating necessary reagent amounts and providing next step recommendations.
Simulates a retro scientific calculator with RPN input. Features a 10-digit LED display, four stack registers, and a storage register. Includes math, trigonometric, and logarithmic functions. Displays results in polar/rectangular formats.
Calculate kVA, kW, Amps, Volts, and Power Factor using single or three-phase formulas. Input two values to determine the third. Convert between kVA, kW, and Amps. Supports UPS, generator, and transformer calculations.
Calculate pace, distance, or time for running or walking. Switch between modes quickly. Use metric or imperial units. Access a custom keyboard for fast input. Choose from four themes, including dark modes. No internet or cellular connection needed.
Provides tools for calculating engine-related metrics. Users can compute actual volume flow, air density, BHP loss, compression height, compression ratio, corrected BHP, and cylinder displacement.
Handles large integers and decimal numbers. Perform high-precision addition, subtraction, multiplication, and division. Save and recall previous calculations. Convert between formats.
Calculate taxes with a dedicated tax button and grand total function. Display equations and results simultaneously on a double line interface. Round to two decimal places and correct mistakes easily. Email or copy tape entries for record keeping.
Helps users estimate materials like concrete, bricks, tiles, and paint. It calculates quantities for projects. Includes tools for cost estimation and project planning. Supports unit conversions and formula-based calculations.
Allows users to perform calculations directly within apps like Messages, WhatsApp, and Notes. It integrates a for quick math during typing. Real-time results appear as users input numbers.
Access standards for flanges, fittings, and valves. Calculate pipe safe span, flexibility, and spacing. Retrieve pipe dimensions by schedule and wall thickness. View detailed and valve sizes. Use engineering calculators for precise data.
Calculate values using Ohm’s Law with inputs for voltage, current, and resistance. Determine power with formulas for watts, amps, and volts. Convert between units like volts, amps, and kilowatts. Store frequently used values for quick access.