QuickCalculator vs Numeric Correction Calculator

QuickCalculator is an all-in-one calculator designed for iPhone, iPad, and Mac. It brings standard, scientific, programmer, and business calculators together with converters, equation solvers, graphing, and practical everyday tools. CALCULATOR MODES: • Standard calculator with arithmetic, parentheses, and percentage • Scientific: trig, log, ln, factorial, powers, roots, constants (pi, e) • Programmer: binary, octal, decimal, hex with bitwise operations (AND, OR, XOR, NOT, shifts) • Business: tax, discount, profit margin, and loan calculators UNIT CONVERTER: • 6 categories: Length, Weight, Area, Volume, Temperature, Speed • 40+ units with real-time conversion • Cooking converter with 10 ingredient units and recipe scaling ADVANCED TOOLS: • Equation solver: quadratic (ax²+bx+c) and linear systems (2x2, 3x3) • Matrix calculator: add, subtract, multiply, transpose, determinant, inverse • Graphing with expression visualization • Statistics: count, mean, median, variance, standard deviation HEALTH: • BMI calculator with category classification • BMR calculator (Mifflin-St Jeor) with gender-specific results MEMORY & HISTORY: • 50 memory slots with M+, M-, MR, MS, MC • Calculation history with one-tap restore, search, date filters, and per-tool filters • Export history as Markdown, CSV, or JSON • Store history locally or in a supported cloud or remote location CUSTOMIZATION: • Precision control: 0–12 decimal places • Angle units: Radians, Degrees, Gradians • Haptic feedback on supported devices • 20+ theme colors with dark and light modes • Two-pane desktop layout with memory and history sidebar CURRENCY & EVERYDAY TOOLS: • Currency converter with live exchange rates, rate charts, and freshness status • Date and time calculator: date difference, business days, time zones, and time arithmetic • Percentage, discount, tax, tip, and bill-splitting calculators • Loan and mortgage tools with prepayment and refinance comparisons • Tape calculator with an editable paper-roll history QuickCalculator Pro removes ads and supports continued development through an annual subscription or a one-time lifetime purchase. Terms of Use: https://kakitiro.com/quickapps/quickcalculator/terms/

Overview A calculator that can be corrected by touching the displayed number. It has a round selector and a decimal point selector(4,3,2,1,0.5,0) for decimal point calculation. With multi-line display, you can calculate while displaying constant (K), grand total (GT), last answer (Ans), and intermediate result value. Detail Touch the displayed number to correct. If you want to correct input number or intermediate result, touch the number itself. Then the number will blink, press the number key to correct it. Press the DEL key to delete numbers. Sign Change(+/-) Touch the left edge to switch between plus and minus (+/-). Set the round selector to UP, DOWN or 5/4. Set the decimal point selector to one of 4,3,2,1,0,5,0. You can round numbers by pressing the = key. 0.5 "rounds" by 0.5. Detailed results are displayed by touching the down button on the upper left of the screen. Constant(K) Grand Total(GT) Calculation's result value, last answer(Ans). Also used for Ans memory calculations. intermediate result Decimal point can be set from the setting. example:"1,234.5", "1.234,5", "1 234,5", "1'234.5" For Digit separator "3" Digit separator can be set from the setting. 3-digit, 4-digit, First 3 digits then 2nd digits separator(Indian comma) Numeric color can be set from the setting. The maximum number of digits is 12 digits. Disclaimer This application is subject to change without notice. The Developer assumes no responsibility for any loss or claims by third parties which may arise from the use of this application.