The Original All In One Calculator
It's a FREE, complete and easy to use multi calculator & converter.

This App is perfect for students as it has Simple Calculator, Scientific Calculator, lots of Conversions, Algebra Calculators, Geometry Calculators, Math Calculators, Fraction Calculator, Physics Calculators, Statistics Calculators and many others which will make your day to day life easy.

Fast and simple Calculator All In One, Multi Calculator,full functional
Fast calculating feature in this tiny app, we Calculator Pro makes you feel better and easy to use in our calculator. It can calculate your math problem and also BMI, which will care about your health and body.

Equation solver, a smart calculator, simple and clear
Solve equation or equation set contains of 2 or 3, solve equations contain a/b/c. Input your equations problems of math, calculus problems will be just as easy.

Scientific calculator, powerful calculating
By using Calculator PRO, you can solve trigonometric and calculus problems, also complex math equations. Calculating has been so easy since than. Feel inputs then accurate answers will show.


MAIN CALCULATOR
• Simple or Scientific layout
• Function graphing
• Dec, Hex & Binary
• Floating calculator
• Widget

75 CALCULATORS & CONVERTERS
• Algebra, Geometry, Unit Converters, Finance, Health & Misc
• Currency converter with 160 currencies
• Instant results delivered as you type
• Step-by-step solution & formulas
• Smart search for faster navigation
• Create shortcuts on home screen

Algebra
• Percentage calculator
• Proportion calculator
• Ratio calculator
• Average calculator
• Arithmetic, geometric and harmonic means
• Equation solver - linear, quadratic and equation system
• Combinations and permutations
• Decimal to fraction
• Fraction simplifier
• Prime number checker
• Greatest common factor & Lowest common multiple calculator
• Random number generator

Geometry
• Shape calculators for square, rectangle, parallelogram, trapezoid, rhombus, triangle, pentagon, hexagon, circle, circle arc, ellipse
• Body calculators for cube, rect. prism, square pyramid, sq. pyramid frustum, cylinder, cone, conical frustum, sphere, spherical cap, spherical frustum, ellipsoid

Unit converters
• Acceleration converter
• Angle converter
• Length converter
• Energy converter
• Force converter
• Torque converter
• Area converter
• Volume converter
• Volumetric flow converter
• Weight converter
• Temperature converter
• Pressure converter
• Power converter
• Speed converter
• Mileage converter
• Time converter
• Digital storage converter
• Data transfer speed converter

Finance
• Currency converter with 160 currencies available offline
• Unit price calculator
• Sales tax calculator
• Tip calculator
• Loan calculator
• Simple / Compound interest calculator

Health
• Body mass index - BMI
• Daily calories burn
• Body fat percentage

Miscellaneous
• Age calculator
• Date calculator
• Time calculator
• Mileage calculator
• Ohm's law calculator

Calculator includes the Following Features:
💠 Easy to use, similar to common hand calculators
💠 Percentages
💠 Very customizable
💠 Very small android application.
💠 Automatically check and correct errors
💠 Fast operation process
💠 Diablo calculator ui interface
💠 wonderful piano sound effects
💠 Excellent user experience
💠 Addition, subtraction, multiplication, division, percent operation
💠 Simple Calculator
💠 General Calculator
💠 Engineering Calculator
💠 Statistical calculator
💠 Precision Calculator
💠 Date Calculator
💠 Unit conversion
💠 Interest calculator (deposit / savings / loan)
💠 Discount
💠 Currency conversion

Download “Calculator All In One ” and give us feedback so that we can make more apps