CalcQ - All-In-One Calculator

CalcQ is a FREE, all-in-one calculator built for everyday problems — no clutter, no fake tools, just accurate math in one clean app. Everything runs 100% offline. No internet, no account, no data sent anywhere — your calculations stay on your device. WHAT'S INSIDE Scientific calculations, unit conversions, loan, math, geometry, concrete estimating, BMI, dates, and fuel costs — all in one app, all offline, all free to use. It's completely FREE. Every calculator works with no paywall. Want to remove ads and unlock voice input & spoken results? A one-time premium upgrade is available — but CalcQ is fully usable for free from day one. ⚙️ SCIENTIFIC CALCULATOR • Live expression evaluation as you type • Trig functions (sin, cos, tan, csc, sec, cot) — DEG/RAD/GRAD • Logarithms (log10, ln, log2), exponentials, powers, roots, factorials • Constants: π, e, √2, √3 and more • Memory keys — M+, M−, MR, MC • Calculation history • Voice input & spoken results (Voice Calculator is Premium) 🔁 UNIT CONVERTER Convert instantly across 13 categories, live as you type: Length, Mass, Area, Volume, Temperature, Speed, Time, Data, Pressure, Energy, Power, Torque, Angle 🏦 LOAN CALCULATORS WITH GRAPH Three real tools for real financial decisions — mortgages, car loans, personal loans: • Loan Repayment — repayment amount, total interest, total cost across weekly/fortnightly/monthly schedules • Extra Repayments — see time and interest saved by paying extra • Loan Comparison — compare two loan offers side by side **GEOMETRY CALCULATOR** Solve area, perimeter, and missing sides/angles for 10 shapes, each with a visual diagram: • Square, Rectangle, Triangle, Right Triangle • Circle, Circle Arc, Ellipse • Pentagon, Hexagon, Rhombus, Trapezoid **CONCRETE CALCULATOR FOR TRADES** Estimate concrete volume, bags needed, and cost for real job-site pours: • Slabs, Columns, Curbs, Tubes (post holes), Stairs ⚖️ BMI CALCULATOR Metric or Imperial input, instant BMI with visual category gauge 📅 DATE & TIME CALCULATOR Add or subtract years, months, weeks, days, hours, minutes from any date ⛽ FUEL COST CALCULATOR Work out what a trip actually costs — flexible units for distance, efficiency, price More calculators are on the way. CalcQ All In One Calculator is built to grow — without turning into bloatware.