Multi-Calculator – All-in-One Calculator Suite
The most comprehensive and lightweight calculator collection for Android. Replace 10+ separate utility apps with a single, elegant package that handles daily math, finances, health, unit conversions, and geometry instantly. Designed for speed, privacy, and accuracy.
STANDARD & SCIENTIFIC CALCULATOR
- Basic arithmetic, percentages, memory keys, and history log
- Full scientific mode: trigonometric (sin/cos/tan, hyperbolic), logarithms, exponents, roots, factorials
- Degree / radian / gradian toggle
- Up to 15-digit precision and customizable decimal places
- Edit, copy, or reuse any previous calculation with one tap
FINANCE & BUSINESS CALCULATORS
- Loan / EMI calculator — compare monthly payments, total interest, and payoff schedules
- Simple & Compound Interest calculator with flexible compounding periods
- VAT / Sales Tax calculator — instant before- and after-tax totals
- Tip calculator — split bills evenly across any number of people
- Discount / markup calculator for shoppers and retailers
- Currency converter supporting 150+ world currencies with live exchange rates
- Salary / Income tax estimator and retirement planner (401k, SIP, ROI)
UNIT CONVERTER — 80+ CATEGORIES
- Length, weight, volume, area, speed, time, temperature, data storage
- Cooking & kitchen measurements (teaspoons, cups, ounces, milliliters)
- Energy, fuel consumption, force, pressure, torque, frequency
- Shoe & clothing sizes, time zones, numeral systems (binary/hex/octal)
- Typography, screen resolution, pixel density, and more
HEALTH & FITNESS
- BMI calculator (Body Mass Index) with WHO categories
- BMR (Basal Metabolic Rate) using Mifflin–St Jeor formula
- Daily calorie needs by activity level
- Ideal weight range for height, age, and gender
- Pregnancy due date and gestational week calculator
- Blood sugar converter (mg/dL ⇄ mmol/L)
GEOMETRY & STEM TOOLS
- Area and perimeter of 2D shapes: circle, triangle, rectangle, trapezoid, sector, ellipse
- Volume & surface area of 3D solids: sphere, cube, cylinder, cone, pyramid, torus
- Right triangle solver (Pythagoras, SOHCAHTOA, Law of Sines/Cosines)
- Quadratic, linear, and system of equations solver
- Statistics (mean, median, mode, variance, standard deviation, combinations, permutations)
- Fraction simplifier, GCD / LCM finder, prime factorization, modular arithmetic
SMART FEATURES
- Floating calculator bubble — compute anywhere, inside any app
- Homescreen widgets (resizable, 4 themes)
- Material You / Dynamic Color themes, light and dark mode
- 100% offline — no network requests, no ads, no tracking
- Calculation history searchable, exportable, and bookmarkable
- Haptic feedback, optional comma separators, large readable fonts
Perfect for students, engineers, small business owners, shoppers, travelers, and families. Install once — a calculator for every situation!