Perform basic calculations with addition, subtraction, multiplication, division, and percentage. View and edit all entries on an electronic paper tape. Access six calculators with customizable colors.
by Robert Wohnoutka★ 4.8167 ratingsUtilitiesFreeData updated 2026-09-08
Perform mathematical calculations with support for parentheses and decimals. Save and reuse formulas or results. View calculation history with color coding, dates, and . Calculate totals from selected entries. Move or duplicate history entries.
The app provides AR ruler functionality for measuring length, width, and height. It calculates area and distances between points, and users can save measurements and customize ruler designs.
The app provides professional business calculators for margin rate, break-even point, fees, and a mini business plan. It helps users price products and services by clarifying costs, taxes, discounts, commissions, and profitability.
Distances, heights, widths, and lengths using your phone's camera. Calculate area with the area tool. Save measurements, remove limits, and export data to Excel. Includes flashlight and screenshot features. No ads with premium subscription.
Track product prices by logging entries with date, merchant, product name, quantity, , discounts, and notes. View historical data to compare and determine if current prices are competitive. Sync logs across devices.
Calculate tips by entering the total bill and tax amount, then adjust the tip percentage using a slider. Display tip amount and total including tip. Option to exclude tax from tip calculation. Supports Dark Mode and iOS 13.
The app assists engineers with slurry pipe and pump system calculations. It computes required head pressure and limiting settling velocity based on user-entered system parameters.
Calculate tips and split bills by entering the total amount and selecting a tip percentage. View the tip and total instantly. Ideal for restaurants, cafes, and service settings.
The app is a construction calculator for feet, inch, and fraction dimensions. It transforms the iPhone into a calculator that inputs and outputs dimensions as they appear on a tape measure.
Convert to major world currencies and over 90 others. Support for crypto currencies including Bitcoin and Ethereum. Calculate discounts and perform currency conversions offline with saved rates.