Lets users perform calculations and convert units with an easy-to-read history tape and expression view. Save and reuse previous calculations. Convert between units intuitively. Sync with Apple Watch for on-the-go use.
by Tapbots★ 4.711,113 ratingsUtilitiesFreeData updated 2026-09-08
Perform basic arithmetic operations including addition, subtraction, multiplication, and division. Access scientific functions for advanced calculations. Input data directly for quick results. Store and recall previous calculations.
Manage tools, track projects, and organize workflows
Perform machine shop calculations for diameters, angles, and threads. Convert between imperial and metric units. Access formulas for gear ratios and thread pitch. Store and retrieve frequently used values. Export results in printable format.
The app offers a modern calculator with gesture support for accessing results. It includes built-in calendar functions and natural percentage calculations for discounts and taxes.
Convert numbers between bases 2 to 30 with real-time updates. Perform calculations in multiple number systems. Display results accurately with a clean, intuitive interface. Switch between bases instantly for precise outputs.
Calculate diamond weight and precious metal costs using real-time live prices for gold, silver, and platinum. Input measurements to determine weight and value. Export results and track price changes over time.
Record calculations and automatically generate memos with formatted text. Edit and save notes directly. View calculations with clear commas and a large + button. Sync memos across devices. Share notes via email or cloud services.
Perform calculations for generators and UPS systems, including single and three-phase setups. Convert lumens to watts and calculate fuel consumption. Determine ampere values from kilowatts and kilovolt-amps.
Calculate air , temperature, or pressure with instant results. Copy calculations to other apps. Includes formulas for reference. Supports up to 16 decimal places and various units for each input.
The app supports unit symbols in calculations, providing answers in desired units. It includes physical constants and properties for elements, saving time on conversions and calculations.