Calculate sales tax and discounts with percentage-based operations. View equations and reuse previous results via the history tape. Adjust rounding settings and switch between multiple color themes.
Perform complex calculations with scientific, engineering, and hexadecimal modes. Use RPN and multi-line display. Convert units and access constants. Undo and redo actions. Sync with Apple Watch for on-the-go calculations.
Calculate area by inputting width and length in feet, inches, or meters. Convert between imperial and metric units in real time. Determine quantity with gap size and waste percentage. Identify floor or wall based on dimensions.
Locate properties using GPS or address search. Tap to view lot boundaries, Parcel ID, and owner details. Access property data including address, acreage, square footage, zoning, and sale history.
ContractorCalculator helps users perform on-the-go calculations for square footage, measurement conversions, and fraction math. It supports trade-specific tasks like amps to watts and wire size.
Calculate feet using length, width, and thickness in feet, inches, centimeters, meters, or yards. Input quantity for total feet. Convert between imperial and metric units in real time.
Units across categories like Length, Weight, Temperature, and Data Storage. Choose from subcategories such as meters to kilometers or Celsius to Fahrenheit. Enter values and receive precise conversions.
Calculate the weight of metals including gold, silver, platinum, and rhodium. Input width, length, and thickness in millimeters or inches. Results displayed in troy ounces and grams. Supports foil and wire calculations.
Hydrostatic pressure calculations for oilfield specialists.
The app calculates hydrostatic pressure using fluid weight and true vertical depth. It supports various input units and provides results in psi and kilopascals.
The app offers a collection of six calculators for everyday situations. It includes a discount and sales tax calculator, along with five other tools designed for regular use.
The app calculates cost, margin/markup, price, and commission. It includes a break-even calculator to determine necessary product sales for profitability during promotions.
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.
Allows users to customize layout, color, and theme. It tracks calculation history and supports dynamic value editing. Multiple workspaces are available for different tasks. iCloud sync is enabled.
Calculate monthly lease or loan payments and total interest costs. Input trade-in values and additional fees. View straightforward estimates. Track financial details for auto financing decisions.
The app allows users to enter and modify formulas while checking them, preventing errors. It provides a history of formulas and answers, supporting various number systems and memory functions for calculations.