Numy

Calculate naturally, just like you think.

Numy is a beautiful calculator that understands plain English. Instead of tapping buttons, simply type your calculations in natural language and get instant answers. Whether you're calculating discounts, converting units, or solving math problems, Numy makes it effortless.

Key Features

💬 Natural Language Input

Type calculations the way you think:

• "$6 times 5" → Instantly calculates 30
• "20% off $50" → Shows the discount and final price
• "100km in miles" → Converts units automatically
• "15 + 27 - 8" → Handles complex expressions
• "What's 25% of 200?" → Understands questions

No need to learn calculator syntax or remember button combinations. Just type naturally and Numy understands.

⚡ Instant Results

See answers as you type:

• Real-time calculation updates
• No need to press equals or submit
• Immediate feedback on every keystroke
• Visual confirmation of results

🔄 Smart Conversions

Convert between units effortlessly:

• Distance: km to miles, meters to feet, etc.
• Temperature: Celsius to Fahrenheit, Kelvin
• Weight: kg to lbs, grams to ounces
• Volume: liters to gallons, ml to cups
• Currency: Real-time exchange rates
• Time: Hours to minutes, days to weeks

💰 Percentage Calculations

Perfect for shopping and discounts:

• Calculate discounts: "20% off $50"
• Find percentages: "What's 15% of 300?"
• Add tips: "15% tip on $45"
• Compare prices: "Which is better: 30% off or $10 off?"

🧮 Mathematical Expressions

Full support for complex calculations:

• Basic operations: addition, subtraction, multiplication, division
• Parentheses for order of operations
• Decimal and fraction support
• Scientific notation
• Multiple operations in one expression

📜 History Tracking

Never lose your calculations:

• View previous calculations
• Copy results with one tap
• Clear history when needed
• Privacy-first: History stays on your device

🎨 Beautiful Design

Clean, intuitive interface:

• Minimalist design focused on clarity
• Large, readable results
• Smooth animations
• Dark mode support
• Responsive and fast

🔒 Privacy First

Your data stays private:

• No account required
• No data collection
• Calculations stay on your device
• No tracking or analytics
• Complete privacy

Use Cases

For Students & Teachers

• Quick homework calculations
• Unit conversions for science class
• Percentage problems
• Mathematical expression evaluation
• Learning tool for understanding math

For Shoppers

• Calculate discounts and savings
• Compare prices with percentages
• Convert between currencies
• Calculate tips and taxes
• Budget planning

For Travelers

• Convert distances and speeds
• Temperature conversions
• Currency exchange calculations
• Time zone conversions
• Unit conversions for international travel

For Professionals

• Quick calculations during meetings
• Unit conversions for projects
• Percentage calculations for reports
• Mathematical expressions for analysis
• Fast, distraction-free computing

Technology Stack

Built with modern technology:

• React Native for smooth iOS experience
• TypeScript for reliable, type-safe code
• Natural Language Processing for understanding plain English
• Math.js for accurate mathematical calculations
• Decimal.js for precise decimal arithmetic

Why Numy?

Traditional Calculators Are Clunky

• Too many buttons to navigate
• Hard to use with one hand
• Difficult to see what you typed
• No history of calculations
• Limited to basic operations

Numy Is Different

• Type naturally - No buttons to tap
• Instant feedback - See results as you type
• Smart understanding - Handles natural language
• Beautiful design - Clean, modern interface
• Privacy-focused - Your data stays private

Get Started

Numy is currently available in beta on the App Store and Google Play.

In the meantime, learn more about our Privacy Policy, Terms & Conditions, and Support.

Note: Numy is designed for everyday calculations and conversions. For complex scientific calculations, consider using specialized tools.