Calculate with multiple tools including standard, tip, compounding, and mortgage calculators. View calculation history. Take notes and organize them within the . Supports both iPhone and iPad.
by jeong kyu lee★ 5.03 ratingsUtilitiesFreeData updated 2026-09-06
Perform calculations with live voice input. Use an ergonomic key layout with an extra large "+" key and backspace function. Copy and send results via email. Support dark mode and retina display on all iPads and iPhones. Track usage history.
Calculate tips for six common services with customizable amounts. Split bills among multiple people. Round tip or total to simplify payments. Adjust tip based on service quality. No advertisements.
Calculate rates using AGA 3 standard. Determine MCF per day for a single well. Input duration and other parameters. Perform rotary (direct) MCF calculations. No cell service required.
Calculate of investments using compounding periods, interest rate, initial amount, and periodic payments. Input parameters to determine FV. View results for financial planning and analysis.
Calculate taxes with real-time GST rate updates. Input values to compute and GST amounts. Use memory functions M+, M-, MR, MU for financial calculations. Switch between two button layouts for easier navigation.
Perform complex calculations with trigonometric, statistical, and combinatorial functions. Define and evaluate custom equations. Graph mathematical expressions and explore multiple variables. Save and reuse calculations for future use.
Allows users to perform basic and scientific calculations. It supports arithmetic operations, square roots, percentages, and trigonometric functions. Users can edit expressions with a movable cursor and view calculation history.
Perform calculations for wood projects. Input measurements and materials. Estimate costs and quantities. Save and share project notes. Convert units and access formulas.
Access RV types, classes, and system diagrams for electrical, plumbing, and appliance setups. Includes calculators for weight, leveling, and towing calculations.
Calculate weights with instant plate configurations. Customize equipment inventory in pounds or kilograms. Supports fractional and non-standard weight plates. Track heavy lifts like squats and deadlifts.
Calculate Y-90 treatment plans using single compartment and partition models. Input T:N ratios for partition model calculations. Determine mean sphere count for SirSpheres™ or Therasphere™ across multiple calibration dates.